HomeMy WebLinkAboutSDP200900039 Plan - Other (not approved) 2009-05-11PETER JEFFERSON PARKWAY 8 WILLIS DRIVE
AT MARTHA JEFFERSON HOSPITAL CAMPUS
RIVANNA DISTRICT
ALBEMARLE COUNTY, VIRGINIA
ROAD AND DRAINAGE DESIGN PLANS
WILLIS DRIVE
MAJOR PLAN AMENDMENT
OWNER/DEVELOPER:
MARTHA JEFFERSON HEALTH SERVICES CORPORATION
459 LOCUST AVENUE
CHARLOTTESVILLE, VIRGINIA 22905
PHONE NO.: (434) 982-7303
FAX NO: (434) 982-7324
ATTN.: MR. RONALD J. COTTRELL, V.P.
E—MAIL: ronald.cottrell®mjh.org
LEGEND
PROPOSED
0 ASPHALT PAVEMENT
CULVERT OR STORM SEWER PIPE
® DRAINAGE STRUCTURE NUMBER
718- OR Je INDICATES DRIVEWAY PIPE SIZE IF GREATER THAN 15"
(S) OR (D) DENOTES SAN. SEWER (S) OR STORMWATER DRAINAGE (D)
—0 REGULAR SEEDED EARTH DITCH WITH DIRECTION OF FLOW
CROSS HATCHING OF E17HER OF THESE INDICATES THAT PAVED DITCH
LINING MAV BE NECESSARY BL
IF SUITABLE VEGETATION CANNOT BE
ESTABUSNED IN DITCH UNE.
EC -2 LINED DITCH WITH SEEDING
-------- PAVED LINED DITCH
0--0— SANITARY SEWER LINE
—N�— WATER LINE
INDICATES LOTS WHICH MUST HAVE DRAINAGE IMPROVEMENTS
INSTALLED PRIOR TO BUILDING PERMITS BEING ISSUED
FOR THAT LOT.
MIN. F. F. 177.00 INDICATES MINIMUM FINISHED BUILDING ELEVATION THAT
CAN BE USED ON A SPECIFIC LOT IN ORDER TO GET BUILDING
ABOVE THE 1% STORM ELEV. OR TO OBTAIN GRAVITY SAN. SEWER
x-174_/ PROPOSED FINISHED GRADE CONTOUR ELEVATION
® DENOTES FILL AREA (NO FINISHED CONTOUR SHOWN)
- ► DENOTES HOW LOT SHOULD BE GRADED FOR SURFACE DRAINAGE
BEFORE YOU DIG CALL
1-000-552-7001
PROTECT YOURSELF, GIVE THREE
WORKNO DAYS NOTICE
N
FERIA:
ENGINEER:
RUMMEL, KLEPPER, & KAHL, LLP
801 E. MAIN STREET, SUITE 1000
RICHMOND, VIRGINIA 23219
PHONE NO. : (804)782-1903
FAX NO. : (804)782-2142
ATTN.: RACHAEL T. McKINNEY, E.I.T.
EMAIL: rmckinney@rkk.com
VICINITY MAP PETER JEFFERSON PARKWAY
40 MPH DESIGN SPEED
PH POSTED
Scale: 1" = 2000' MISINM ROAD CENTERLINE: R=480'
MAX. SUPERELEVATION CROSS SLOPE=2.00%
WILLIS DRIVE
30 MPH DESIGN SPEED
25 MPH POSTED
MIIN. ROAD CENTERLINE: R=300'
MAX. SUPERELEVATION CROSS SLOPE=NC
EXISTING
®
PAVEMENT
................
PROPERTY LINE
SAM
SANITARY SEWER
— w —
WATER LINE
----
POWER LINE
---
TELEPHONE LINE U DENOTES UNDERGROU
OH DENOTES OVERHEAD
ED
GAS LINE
U
CULVERT OR STORM SEWER PIPE
—
FIRE HYDRANT
6
BENCH MARK LOCATION
2B
EXISTING CONTOUR ELEVATION
BEFORE YOU DIG CALL
1-000-552-7001
PROTECT YOURSELF, GIVE THREE
WORKNO DAYS NOTICE
N
FERIA:
ENGINEER:
RUMMEL, KLEPPER, & KAHL, LLP
801 E. MAIN STREET, SUITE 1000
RICHMOND, VIRGINIA 23219
PHONE NO. : (804)782-1903
FAX NO. : (804)782-2142
ATTN.: RACHAEL T. McKINNEY, E.I.T.
EMAIL: rmckinney@rkk.com
VICINITY MAP PETER JEFFERSON PARKWAY
40 MPH DESIGN SPEED
PH POSTED
Scale: 1" = 2000' MISINM ROAD CENTERLINE: R=480'
MAX. SUPERELEVATION CROSS SLOPE=2.00%
WILLIS DRIVE
30 MPH DESIGN SPEED
25 MPH POSTED
MIIN. ROAD CENTERLINE: R=300'
MAX. SUPERELEVATION CROSS SLOPE=NC
TRANSITION OF SUPERELEVATION TO BE IN ACCORDANCE WITH
NOTES: TC -5 ULS STANDARD.
1. ALL STORM PIPE LENGTHS ARE MEASURED FROM
CENTER OF DRAINAGE STRUCTURES (D.I. OR M.H.)
2. ALL SAN. SEWER PIPE LENGTHS ARE MEASURED BETWEEN
INSIDE SURFACES OF MANHOLES
(UPPER STATION- LOWER STATION -4' = LENGTH)
3. CONTRACTOR IS TO MAKE HIS OWN TAKE -OFF ON THESE PLANS
AS ANY QUANTITIES SHOWN ARE APPROXIMATE ONLY TO SHOW
SCOPE OF WORK.
4. CONTRACTOR SHALL BE RESPONSIBLE FOR COMPLETION AND
FINAL ACCEPTANCE OF ALL CONSTRUCTION AND UTILITY LINES.
5. CONTRACTOR SHALL COMPLY WITH VIRGINIA STORM WATER MANAGEMENT
PERMITS. A STORM WATER POLLUTION PREVENTION PLAN SHALT. BE
DEVELOPED AND IMPLEMENTED BY THE CONTRACTOR FOR THIS
CONSTRUCTION ACTIVITY.
PLANNING DEPARTMENT
ENGINEERING DEPARTMENT
FIRE OFFICIAL
A.C_S.A.
[JUT rqprA*0
NOTE: FOR EROSION & SEDIMENT CONTROL
DETAILS REFER TO "MASS GRADING AND EROSION
CONTROL, ROAD AND ROADWAY UTILITIES
(VOLUME I)" BY GRAEF ANHALT SCHLOEMER
& ASSOCIATES, INC DATED 05/23/08.
V.D.O.T.
BLDG. OFFICIAL
BLDG. CODE & ZONING SERVICES
W
LL
INDEX
SHEET NO.
TITLE
1
OF
6
COVER SHEET
2
OF
6
GENERAL NOTES, DETAILS & TYPICAL
ED
N
a
ROAD SECTION SHEET
2A
OF
6
DRAINAGE DESCRIPTION SHEET
2B
OF
6
STORM DRAINAGE CALCULATIONS SHEET
2C
OF
6
DRAINAGE AREA MAP
3
OF
6
WILLIS DRIVE PLAN SHEET
3A
OF
6
WILLIS DRIVE PROFILE SHEET
3B
OF
6
WILLIS DRIVE GRADING & DRAINAGE SHEET
4
OF
6
DRAINAGE PROFILE SHEET
5
OF
6
DRAINAGE PROFILE SHEET
6
OF
6
DRAINAGE PROFILE SHEET
TRANSITION OF SUPERELEVATION TO BE IN ACCORDANCE WITH
NOTES: TC -5 ULS STANDARD.
1. ALL STORM PIPE LENGTHS ARE MEASURED FROM
CENTER OF DRAINAGE STRUCTURES (D.I. OR M.H.)
2. ALL SAN. SEWER PIPE LENGTHS ARE MEASURED BETWEEN
INSIDE SURFACES OF MANHOLES
(UPPER STATION- LOWER STATION -4' = LENGTH)
3. CONTRACTOR IS TO MAKE HIS OWN TAKE -OFF ON THESE PLANS
AS ANY QUANTITIES SHOWN ARE APPROXIMATE ONLY TO SHOW
SCOPE OF WORK.
4. CONTRACTOR SHALL BE RESPONSIBLE FOR COMPLETION AND
FINAL ACCEPTANCE OF ALL CONSTRUCTION AND UTILITY LINES.
5. CONTRACTOR SHALL COMPLY WITH VIRGINIA STORM WATER MANAGEMENT
PERMITS. A STORM WATER POLLUTION PREVENTION PLAN SHALT. BE
DEVELOPED AND IMPLEMENTED BY THE CONTRACTOR FOR THIS
CONSTRUCTION ACTIVITY.
PLANNING DEPARTMENT
ENGINEERING DEPARTMENT
FIRE OFFICIAL
A.C_S.A.
[JUT rqprA*0
NOTE: FOR EROSION & SEDIMENT CONTROL
DETAILS REFER TO "MASS GRADING AND EROSION
CONTROL, ROAD AND ROADWAY UTILITIES
(VOLUME I)" BY GRAEF ANHALT SCHLOEMER
& ASSOCIATES, INC DATED 05/23/08.
V.D.O.T.
BLDG. OFFICIAL
BLDG. CODE & ZONING SERVICES
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1
GENERAL NOTES
THE LOCATION OF EXISTING SEWER, WATER, POWER, GAS, TELEPHONE, AND
OTHER UTILITIES AND STRUCTURES WHICH ARE LOCATED ACROSS, UNDERNEATH,
ALONG AND WITHIN THE LIMITS OF THE PROPOSED WORK ARE NOT NECESSARILY
SHOWN ON THE PLANS, AND WHERE SHOWN ARE ONLY APPROXIMATELY CORRECT.
PRIOR TO CONSTRUCTION, THE CONTRACTOR SHALL NOTIFY THE UNDERGROUND
PROTECTION CENTER (MISS UTILITY) AT 1-800-552-7001 AND, AT HIS OWN
WITHIN VERIFY
LIM TS OFF CONSTRUCTION. THE LOCATIONS AND ELEVATIONS SHALLL NOTIFY THEN UTILITIES
ENGINEER
HE
IMMEDIATELY IF THERE APPEARS TO BE A CONSTRUCTION CONFLICT OR UPON
DISCOVERY OF ANY UTILITY NOT SHOWN ON THE PLANS.
THE CONTRACTOR SHALL NOTIFY THE APPLICABLE GOVERNMENTAL PUBLIC
WORKS AND PUBLIC UTILITY DEPARTMENT AT LEAST 24 HOURS PRIOR TO START
OF WORK ON THE PROJECT.
2 MATERIALS AND WORKMANSHIP
ALL MATERIALS AND WORKMANSHIP SHALL BE DONE IN ACCORDANCE WITH THE
LATEST EDITIONS OF:
(A) THE VIRGINIA DEPARTMENT OF TRANSPORTATION'S "ROAD AND BRIDGE
STANDARDS' AND "ROAD AND BRIDGE SPECIFICATIONS.
(B) APPLICABLE ALBEMARLE COUNTY ORDINANCES AND REGULATIONS.
(C) THE LATEST AND EXCAVATION EAS ADOPTED BYTE S AND REGULATIONS GOVERNING
CODES N COMMISSION OFSTRUCTION THE
COMMONWEALTH OF VIRGINIA AND OSHA.
3 DEVIATION FROM PLANS
NO DEVIATION FROM THESE PLANS WILL BE ALLOWED WITHOUT PRIOR WRITTEN
APPROVAL OF THE OWNER, ENGINEER AND AFFECTED GOVERNMENTAL AGENCIES.
a CLEARING AND GRUBBING
A. ALL GROWTHS OF TREES, OTHER VEGETATION AND OBJECTIONABLE DEBRIS
SHALL BE CLEARED AND GRUBBED FROM THE AREAS OF PROPOSED
CONSTRUCTION AND GRADING SHOWN ON THE PLANS.
B. ALL CLEARING AND GRUBBING WITHIN THE UTILITY EASEMENTS AND SPECIAL
FILL AREAS SHALL BE TO THE LENGTH AND WIDTH NECESSARY TO CONSTRUCT
THE IMPROVEMENTS SHOWN ON THE PLANS.
C. ALL TREES, BRANCHES, VEGETATION AND DEBRIS SHALL BE DISPOSED OF
IN A LEGAL MANNER ACCEPTABLE TO THE OWNER AND ENGINEER. BURNING
PERMITS WILL BE OBTAINED BY THE CONTRACTOR AT HIS EXPENSE.
D. ALL TREES AND VEGETATION WHICH OBSTRUCT SIGHT DISTANCES AT ROAD
INTERSECTIONS SHALL BE REMOVED TO OBTAIN THE REQUIRED SIGHT
DISTANCE AT EACH INTERSECTION.
5 TOPSOIL STRIPPING
CONTRACTOR SHALL REMOVE TOPSOIL TO ITS ENTIRE DEPTH FROM ALL
AREAS TO BE GRADED AND OR FILLED. HE SHALL STOCKPILE OR REMOVE
THE TOPSOIL FROM THE SITE AT OWNER'S DIRECTION.
6 GRADING
A. ROADWAYS, EASEMENTS, AND SPECIAL FILL AREAS TO BE GRADED AND
COMPACTED TO THE FINISHED SUBGRADE OR GRADES AS SHOWN ON THE
PLANS. CONTRACTOR OR OWNER SHALL HAVE REPRESENTATIVE SUBGRADE
CBR TESTS CONDUCTED AND SHALL REPORT TO THE OWNER, ENGINEER, AND ANY
AFFECTED GOVERNMENTAL AGENCIES ANY TESTS WHICH SHOW A CBR OF LESS
THAN 10. IN SUCH CASES, ROAD PAVEMENT DESIGN WILL BE REEVALUATED AND
MAY BE CHANGED AS REQUIRED BY THE ACTUAL SOIL CONDITIONS ENCOUNTERED.
B. UNSUITABLE MATERIAL ENCOUNTERED WITHIN THE AREAS OF CONSTRUCTION
SHOWN ON THE PLANS SHALL BE COMPLETELY REMOVED FROM THE AFFECTED
AREA AND REPLACED WITH A SELECT BACKFILL MEETING THE REQUIREMENTS
FOR THE TYPE OF WORK BEING PERFORMED. THE CHARACTERISTICS OF THE
SELECT BACKFILL MATERIAL SHALL COMPLY WITH SPECIFICATIONS REQUIRED BY
ALL OF THIS PROJECT'S APPROVING AUTHORITIES (I.E., THE OWNER, ENGINEER,
AFFECTED COUNTY AGENCIES, AND VDOT).
C. FILL AND
DENSITY AT OPTIMUMMOISTURE KFILL MATERIAL H+ LL E O
-2RUNLESS SPECIFIED OTHERWISE ONCOMPACTED TO 95% STO. O HE
PLANS.
D. ALL GRADING OPERATIONS SHALL BE CONDUCTED IN A MANNER WHICH PROVIDES
POSITIVE DRAINAGE AT ALL TIMES.
E., THE BACK SLOPES OF CUT DITCHES SHALL BE MODIFIED AS NECESSARY TO PROVIDE
REQUIRED SIGHT DISTANCE AT INTERSECTIONS AND THROUGH CURVES.
F. VDOT STANDARD SPRING BOXES (ST'D. SB -1) AND UNDERDRAIN SYSTEMS (ST'D. UD -1,
ST'D. UD -2) WILL BE INSTALLED AT LOCATIONS SHOWN ON THE PLANS AND WHEREVER
FIELD CONDITIONS WARRANT.
7 DRAINAGE STRUCTURES AND MINOR FXCAVATION
A. ALL PIPE CULVERTS AND STORM SEWER SYSTEMS SHALL HAVE A MINIMUM COVER
OF 1 FOOT AND BE MADE OF THE MATERIAL SPECIFIED ON THE PLANS. ALL STORM
SEWER SHALL HAVE A MINIMUM OF 4" INCHES AGGREGATE BEDDING MATERIAL.
B. BACKFILL FOR ALL UTILITIES WITHIN PROPOSED STREETS SHALL BE PLACED
GENERALLY IN ACCORDANCE WITH ALBEMARLE COUNTY UTILITY SPECIFICATIONS
AND THE FOLLOWING CRITERIA:
1) NO TRENCH SHALL BE BACKFILLED UNTIL AUTHORIZED BY THE INSPECTOR
OR OWNER OR HIS AUTHORIZED REPRESENTATIVE. MATERIALS USED FOR
BACKFILL FROM THE TRENCH BOTTOM TO 12 INCHES ABOVE THE PIPE
SHALL BE SELECT MATERIAL, FREE FROM FROST, LARGE CLODS, STONES,
AND DEBRIS. IT SHALL BE THROUGHLY AND CAREFULLY COMPACTED TO
INSURE A SOUND BACKFILL AROUND AND OVER THE PIPE.
2) BACKFILL SHALL BE COMPACTED BY MECHANICAL TAMPING THROUGHOUT
THE DEPTH OF THE TRENCH TO OBTAIN 95% DENSITY AT OPTIMUM
MOISTURE+ -2%. THIS IS TO INSURE A SUITABLE SUBBASE
ACCEPTABLE FOR PROPOSED STREETS AND PARKING AREAS.
3) IF IN THE OPINION OF THE OWNER, THE ENGINEER OR ANY AFFECTED
GOVERNMENTAL AGENCY THE MATERIAL TAKEN FROM THE DITCH IS NOT
SUITABLE FOR BACKFILL, IT SHALL BE REMOVED AND ACCEPTABLE
MATERIAL USED FOR BACKFILLING SHALL BE OBTAINED.
C. TRENCHES SHALL BE EXCAVATED TO A MINIMUM OF 4 INCHES BELOW THE
BOTTOM OF THE BARREL OF THE PIPE AND A BEDDING SHALL BE PROVIDED
AND INSTALLED OF SELECT MATERIAL SUITABLE TO MEET VOOT ST'D. PB -1 PIPE
INSTALLATION REQUIREMENTS. TRENCHES SHALL NOT BE CUT OVER 16 INCHES
WIDER THAN THE OUTSIDE DIAMETER OF THE PIPE UNLESS AN UNSUITABLE
FOUNDATION MATERIAL IS ENCOUNTERED.
8 BASE AND PAVEMENT ITEMS
A. SUBGRADE MUST BE CHECKED BY AFFECTED GOVERNMENTAL OFFICIALS, AND
OWNER FOR GRADE, TEMPLATE AND COMPACTION BEFORE BASE IS APPLIED.
B. BASE AND PAVEMENT MATERIALS SHALL MEET ALL 'VDOT' SPECIFICATIONS
AND SHALL BE APPLIED IN ACCORDANCE WITH THE CURRENT 'VDOT' SPECI-
FICATIONS. ALL MATERIALS MUST BE TESTED AND APPROVED BY 'VDOT'
OR APPLICABLE GOVERNMENTAL AGENCY OFFICIALS PRIOR TO EMPLACEMENT.
C. PAVING OPERATIONS SHALL NOT BE STARTED BETWEEN NOVEMBER 15 AND
APRIL 1 WITHOUT WRITTEN AUTHORIZATION OF ALBEMARLE COUNTY
OFFICIALS AND THE OWNER.
D. WHEN USING PUG MILLED AGGREGATE BASE MATERIAL WHICH IS TESTED
BY 'VOOT' OFFICIALS AT THE PLANT, THE TEST WILL BE GOOD FOR 90 DAYS
ONLY. ADDITIONAL "IN PLACE" TEST SHALL BE MADE AFTER 90 DAYS.
E. WHEN LOCAL BASE MATERIAL (TYPE II) IS PROPOSED FOR ROAD BASE, IT
SHALL BE TESTED AND APPROVED BY 'VDOT' OFFICIALS PRIOR TO BEING
USED. OWNER AND ANY AFFECTED GOVERNMENTAL OFFICIALS SHALL ALSO
CHECK AND APPROVED LOCAL BASE MATERIALS FOR DEPTH, COMPACTION,
AND CONSISTENCY
ONCE IT HAS BEEN R PLACED N ROADWAYS.
P
OBTAINED BY E
9. ALL ENTRANCE PERMITS TO PUBLIC ROADS MUST BE TH
CONTRACTOR AT HIS EXPENSE PRIOR TO CONSTRUCTION. ALL OTHER PERMITS
NECESSARY TO UNDERTAKE THIS PROJECT MUST BE OBTAINED BY THE
CONTRACTOR PRIOR TO CONSTRUCTION (AT THE CONTRACTOR'S EXPENSE).
10. LONGITUDINAL DROP INLETS (ON GRADE) SHALL BE PLACED WITH THE
THROAT ON THE SAME GRADE AS THE ADJOINING CURB AND GUTTER UNLESS
SPECIFICALLY NOTED OTHERWISE ON THE PLANS.
11..THE CONTRACTOR SHALL BE LIABLE FOR ALL DAMAGE TO ANY STRUCTURES OR
PROPERTY RESULTING FROM NEGLIGENCE OR CARELESSNESS ON THE PART OF THE
CONTRACTOR OR ANY OF HIS SUBORDINATES.
12. SURVEY
A. ELEVATIONS ON HE PLANS ARE TO DATUM ESTABLISHED BY THE N.C.S. OF
THE N.O.AA
B. ALL CONSTRUCTION STAKING WILL BE AT THE CONTRACTOR'S EXPENSE UTILIZING
A VIRGINIA CERTIFIED PROFESSIONAL ENGINEER OR LAND SURVEYOR UNLESS AGREED
UPON 13Y THE OWNER IN WRITING.
C. COPIES OF ALL SITEWORK CUT SHEETS ARE TO BE FURNISHED TO THE ENGINEER
FOR HIS REVIEW PRIOR TO CONSTRUCTION. CONTRACTOR SHALL BE LIABLE FOR ANY
ADVERSE CONSEQUENCES IF CUT SHEETS ARE NOT PROVIDED TO HE ENGINEER
FOR HIS REVIEW PRIOR TO CONSTRUCTION. COST OF THIS REVIEW TO BE
BORNE BY CONTRACTOR.
D. ANY SURVEY POINTS (GRADE STAKES, OFFSET REFERENCES, HORIZONTAL AND
VERTICAL CONTROL POINTS, ETC.) DESTROYED BEFORE THEIR NEED HAS EXPIRED
WILL BE REPLACED AT THE CONTRACTOR'S EXPENSE,
PRIVATE AND COMMERCIAL ENTRANCES
TYPE I
Crusher Run Aggr.
G Crusher Run
Aggr. 25 or 26
STD. CG -6
1.5" SM -9.51 ASPHALT r �"
6" BM -25 ASPHALT r
(\ 1p 21-A STONE SUBBASE
COMPACTED SUBGRADE
WILLIS DRIVE
PAVEMENT DETAIL
NO SCALE ��TT[[ y�� pE5
ROD: ON FIELD VERIFY CBRO SOILS TEST.
&LYSSTIMSENT TO DETAIL SUBJECT TO CBR/PAVEMENT
ALBEMARLE COUNTY ENGINEERING
GENERAL CONSTRUCTION NOTES
1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING CONNECTION
TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF
TRANSPORTATION (VDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS
OF THE PERMIT. WHERE ANY DISCREPANCIES OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN.
2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS
AND STANDARDS OF VDOT UNLESS OTHERWISE NOTED.
3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED
EROSION CONTROL PLAN AND SHALL BE INSTALLED PRIOR TO ANY CLEARING, GRADING OR OTHER
CONSTRUCTION.
4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED.
5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL:VERTICAL). WHERE REASONABLY OBTAINABLE, LESSER
SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED.
6. PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN IN THE OPINION OF THE
COUNTY ENGINEER, OR DESIGNEE, T IS DEEMED NECESSARY IN ORDER TO STABILIZE A DRAINAGE CHANNEL.
7, ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC
CONTROL DEVICES.
6. UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE,
CLASS III.
9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA
STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926).
Albemarle County Engineerina
General Construction Notes for Streets
1. Construction inspection of all proposed roads within the development will be
mode by the County. The contractor must notify the Deportment of Community Development
(296-5832) 48 hours in advance of the start of construction.
2. Upon completion of fine grading and preporoticn of the roadbed subgrade, the
contractor shall hove CBR tests performed on the subgrade soil. Three (3) copies
of the test results shall be submitted to the County. If a subgrade soil CBR of 10
or greater is not obtainable, a revised pavement design shall be made by the design
engineer and submitted with the test results for approval,
3. Surface drainage and pipe discharge must be retained within the public
right-of-way or within easements prior to acceptance by the County. All drainage outfall
easements are to be extended to a boundary line or a natural watercourse.
4. Guardrail locations are approximate. Exact length, location and appropriate
end treatments will befield verifiedd of the time of construction.
coon. Adddi n I guardrail
may be required fire
d at locations not shownwn when
In theaP
'
nio
n o
f t
he County Y
Engineer,ineer
or des' 3
nee it ideemed necessary.When guardrail i8 required, it shotbe installed
four (4feet offset from the edge of pavement to the face of guardrail, and roadway
shoulder widths shall be increased to seven (7) feet.
5. Where urban cross sections are installed. oil residential driveway entrances
shall conform t0 VDOT CG -9(A, B or C).
6. Where rural cross sections are installed, all residential driveway entrances shall
conform to VDOT standard PE -1.
7. Compliance with the minimum pavement width, shoulder width and ditch sections,
as shown an the typical pavement section detail, shall be strictly adhered to.
TYPE 11
Asphalt
Asphalt Conc. Type
SM -9.5A O 165 Lbs. per S.Y.
6" BM -25 Asphalt
Y 21-A Slone Subbase
25'
UD -4 TO BE INSTALLED UNDER CURB AND GUTTER THROUGHOUT
CONSTRUCTION FROM STATION I1+00 TO 20 ON BOTH SIDES IN
NORMAL SECTIONS AND ON THE LOW SIDE OF SUPERELEVATED
SECTIONS. UD -4 ALSO TO BE INSTALLED UNDER CURB AND GUTTER
ALONG PROPOSED TURNING LANE ON ROUTE 250. UD -4 TRENCH
DEPTH TO 12" BELOW SUBBASE FOR PIPE PROTECTION DURING ff"CORTEN"
LGUARO
CONSTRUCTION.
NOTE: VPD PER TRAFFIC STUDY BY WILBUR SMITH & ASSOC. 8"x6" TREATED DATED JULY 2, 1996. PHASE 1 VPD=10,300. 4 LANE ROAD WOODEN POST
DESIGN TRAFFIC O 80% (10,300)=8,250 VPD I I
PETER JEFFERSON PARKWAY
POINT OF FINISHED GRADE
STD. CG -2
-27
STD. CG -2
UJ
UJ
-NOTE: FILL SLOPE 4J BEYOND STATION 12700.
27-
WILLIS DRIVE
\I
�I
STD. C
G-67POINTOF FINISHED GRADE
___� rl--
I-- 7' -+25'+ I8
8. Road OonI approval for subdivisions is subject to final subdivision plot validation. Should the
final plot for this project expire prior to signing and recordation, then approval of these
plans shall INN null and void.
9. All signs or other regulatory devices sholl conform with the Virginia Manual for Uniform
Traffic Controol Devices and the Albemarle County Rood Naming and Property Numbering
Ordinance onad Manual.
10. Traffic eeantrol or other regulatory signs or barricades shall be installed by
the developerr when, in the opinion of the County Engineer, or designee, they ore
deemed necessary in order to provide safe and convenient access.
11. The speeded limits to be posted on speed limit signs are 5 mph below the design
speed, or as I determined by VDOT for public roads.
installed under the subbase
-1 r CD -2 crass drains to be a
1 T Mord an o
2. VDD afoo
'n shown on the road profiles.
n r points as I cut n fill transitions and ode so
material t aol c a d P
0 9 9 P
13, A video coomero inspection is required for oil storm sewers and culverts that
are deemed i Mccessible to VDOT or County inspections. The video inspection sholl be conducted in
accordance with VDOT's video camera inspection procedure and with a VDOT or
County impsector present.
2/.
N
6T
25'
"CORTEN" GUARD RAIL DETAIL TYR
(PER VDOT STANDARDS)
N.T.S.
STD. CG -6
13
STD. GR -2 ' �\
IQ:
STD. CG -6 I i
i
2712.
1
I
1
1
� 1
I
1r=
D
7' -I
M
AND TO THE DEPTH OF THE PAVEMENT.
STANDARD 6" CURB (CG -2) S CG-6OWABLE VISS BASEDITERIA ON ROADWAYFORS CLASSUSE 69CATION
AND DESIGN SPEED AS SHOWN M APPENDIX A
OF THE VOOT ROAD DESIGN MANUAL.
COMBINATION 6" CURB & GUTTER (CG -6)
�I
SUBBASE
THIS AREA MAY BE CONCRETE
W
N
AT THE OPTION OF THE CONTRACTOR
/
6"
NOT TO
THE BOTTOM OF THE CURB AND
SCALE GUTTER MAY BE CONSTRUCTED
NOTES:
PARALLEL TO THE SLOPE OF
SURMISE COURSES PROVIDED A
1. THIS ITEM MAY BE PRECAST OR CAST M PLACE.
MINIMUM DEPTH OF 7"
2.CONCRETE TO BE CLASS A3 IF CAST IN -LACE,
NOTES IS MAINTAINED.
4000 PSI IF PRECAST.
3. CURB HAVING A RADIUS OF 300 FEET. OR LESS (ALONG
1, THIS ITEM MAY BE PRECAST OR CAST IN PLACE.
FACE OF CURB) WILL BE PND FOR AS RADIAL CURB.
z
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2. CONCRETE TO BE CLASS A3 IF CAST M PLACE,
4, THE DEPTH OF CURB MAY BE REDUCED AS MUCH AS 3"
4000 PSI IF PRECAST.
(15"0 1" DEPTH)
5 E PTH) OR INCREASED AS MUCH AS 3" (2
3.
IN OR R THAT THE BOTTOM OF CURB E B URB WILL CO
COMBINATION CURIA M GUTTER HAVING A RADNS
WITH THE TOP OF A COURSE OF THE PAVEMENT SUBSTRUCTIIflE.
OF 300 FEET LESS (ALONG FACE OF CURED SHALL
OTHERWISE THE DEPTH IS TO BE le" AS SHOWN. NO ADJUSTMENT
8£ PAID FOR AS RADIAL COMBINATION CURB D
S
IN THE PRICE BN IS TO BE MADE FOR A DECREASE OR AN
GUTTER.
INCREASE IN DEPTH.
W J
0
♦-
OQ
4. FOR USE WITH STABILIZED OPEN -GRADED
5.CG-2 IS TO BE USED ON ROADWAYS MEETING THE
DRAINAGE LAYER, THE BOTTOM OF THE CURB
REQUIREMENTS FOR CG -6 A5 SHOWN IN
APPENDIX A OF THE VDOT ROAD DESIGN MANUAL.
AND GUTTER J*ypy� BE CONSTRUCTED PARALLEL
TO THE SLOPES SUBBASE COURSES
AND TO THE DEPTH OF THE PAVEMENT.
STANDARD 6" CURB (CG -2) S CG-6OWABLE VISS BASEDITERIA ON ROADWAYFORS CLASSUSE 69CATION
AND DESIGN SPEED AS SHOWN M APPENDIX A
OF THE VOOT ROAD DESIGN MANUAL.
COMBINATION 6" CURB & GUTTER (CG -6)
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Droll nage Descriptions
6-23 I St'd. DI -3B Reg'd. (W/IS-1)
L - 6' H - 5.87' Inv. 517.50
6 23 6 24 136' - 15" Conc. Pipe Req'd. (4' Cover)
(1030' Radius With Open Joints - Using
8' Pipe Joint Lengths)
Joints Are To Be Opened a Maximum
of 257 Of The Spigot or Tongue Length.
Inv. (In) 5/7.50 ; (Out) 516.62
! St'd. DI -38 Req'd. (W/IS-1)
94 L IT 4' H - 5.08' Inv. 516.37
6 25 I St'd. DI -3B Req'd. (W/lS-I)
L - 8' H - 4.45' Inv. 517.12
6 25 6-24 69' - 15" Conc. Pipe Req'd. (3' Cover)
Inv. (In) 517.12 ; (Out) 516.62
6 24 6 2/
118' - 18" Conc. Pipe Req'd.
Inv. (In) 516.37 (Out) 515.32
6 /l
.
21
I St'd. D1 38 Req'd. (W/IS-1)
515.22
6
L - 6' H - 5.55' Inv.
6 2l 6 27
127' - 18" Conc. Pipe Req'd. (7' Cover)
6 l6
Inv. (In) 515.22 ; (Out) 512.84
6-16 6 13
I St'd. DI -3B Req'd. (W/15 -I)
6-27
L - 6' H - 7.94' Inv. 511.84
/3
15' - 24" Conc. Pipe Req'd. (5' Cover)
6-26 6 20
Inv. (1n) 512.70 (Connect to existing Inlet)
EXIST.
(Out) 512.62
I St'd. DI -38 Req'd. (W/!S-l)
6 20
L - 4' H - 7.26' Inv. 5/2.52
6-20 6-27
41, - 24" Conc. Pipe Req'd. (6' Cover)
5/2.30
6 5
Inv. (In) 5/2.52 ; (Out)
6 34
137' - 30' Conc. Pipe Req'd. (6' Cover)
6-27 6 19
Inv. (In) 511.84 ; (Out) 5/1.17
Z
I St'd. Dl -5 Req'd. (W/IS-1)
H - 3.04' Inv. 514.96
6 6
Grate Type 1/l Req'd.
>
17' - l5" Conc. Pipe Req'd. (3' Cover)
6-17 6 18
Inv. (!n) 514.96 ; (Out) 5/4.86
6-18
I St'd. D!-38 Req'd. (W/!S-1)
L - 4' H - 5.58' Inv. 513.15
6-18 6 l9
44' - 15" Conc. Pipe Req'd. (5' Cover)
LUN
Inv. (In) 513.15 ;(Out) 512.42
L)N
1 St'd. DI -38 Req'd. (W/IS-1)
6 l9
L - 6' H R 7.66' Inv. 511.07
Lo
203' - 30" Conc. Pipe Req'd. (5' Cover)
6 42
Inv. On) 5/1.07 ; (Out) 510.00
6 l5
I St'd. Dl -5 Req'd. (W/IS-I)
H - 3.50' Inv. 514.50
6 /l
Grote Type /// Req'd.
6 30 6 32
/3' - l5" Conc. Pipe Req'd. (3' Cover)
6 /5 6 l6
Inv. (!n) 5/4.50 ; (Out) 513.74
REV.
/ St'd. 01-3B Req'd. (W/IS-1)
6 l6
L - 4' H - 4.01 Inv. 5/3.64
6-16 6 13
73' - 15" Conc. Pipe Req'd. (3' Cover)
6 4 6 2
Inv. (In) 5/3.64 ; (Out) 512.92
/3
/ St'd. D1-38 Req'd. (W/IS-1)
6
L-4' H - 3.97' Inv. 512.82
6 l3 6 l4
44' - 15" Conc. Pipe Req'd. (4' Cover)
(Out)
Inv. (In) 5/2.82 ; 5!1.25
6 14
I St'd. DI -38 Req'd. (W/IS-1)
6 9 6 5
L - 6' H - 6.80' Inv. 509.90
6 /4 6 -Il 217' - 30" Conc. Pipe Req'd. (9' Cover)
Inv. (In) 509.90 ; (Out) 502.04
I St'd. DI -5 Req'd. (W/IS-1)
6 3/ H - 3.00' Inv. 504.50
Grote Type /Il Req'd.
6 3/ 6 12 18' - 18' Conc. Pipe Req'd. (6' Cover)
Inv. (In) 504.50 : (Out) 504.35
SIF 6 12 / St'd. DI -38 Req'd. (W/1S-1)
L - 6' H - 6.76' Inv. 504.25
6 12 6 11 45' - 18" Conc. Pipe Req'd. (6' Cover)
Inv. (!n) 504.25 ; (Out) 503.04
I St'd. DI-3BB Req'd.
6-3 L - 6' H - 14.84' Inv. 489.00
SL -1 c 497.84'
6 3 6 2 35' - l5' Conc. Pipe Req'd. (5' Cover)
Inv. (In) 489.00 . (Out) 484.44
6 2 I St'd. D1-3BB Req'd. (W/IS-1)
L-6' H - 21.39' Inv. 482.25
SL -I0 495.64'
6 2 6 35 21' - 36" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 482.25 ; (Out) 482.16
21.73 LF St'd. MH -1 Req'd. (W/!S-1)
6 35 Inv. 482.06 ; Rim El. 563.79
I St'd. Frame & Cover Req'd.
SL -1 0495.79'
6-35 6 30 182'-36' Conc. Pipe Req'd.
Inv. (In) 482.06 ; (Out) 480.35
REFER TO CIVIL DRAW/NGS TITLED "MASS GRADING
AND EROSION CONTROL, ROAD AND ROADWAY UTILITIES
(VOLUME J)' 8Y GRAEF ANHALT SCHLOEMER & ASSOCIATES,
INC. DATED 05/23/08.
6 30
I St'd. DI-3BB Req'd.
6 /l
L = 6' H - 13.91' Inv. 497.04
6 30 6 32
235' - 30" Conc. Pipe Req'd. (9' Cover)
Inv. (In) 497.04 ; (Out) 489.94
REV.
I St, f. DI-3BB Req'd.
19.4/'
6 4
L - 6' H - Inv. 484.94
DWG. NO.
T-2
SL -1 @ 498.35'
6 4 6 2
83' - 30" Conc. Pipe Req'd. (5' Cover)
6 32 6 33
Inv. (In) 484.94 ; (Out) 483.19
I St'd. DI -5 Req'd. (W/!S-1)
6 9
H • 3.50' Inv. 498.50
Grote Type /// Req'd
6 33 6 34
19' - 18" Conc. Pipe Req'd. (5' Cover)
6 9 6 5
Inv. (In) 498.50 ; (Out) 497.14
6 5
I St'd. DI -3B Req'd. (W/IS-1)
6 34
L - 6' H - 6.92' Inv. 497.04
Z
59' - 18" Conc. Pipe Req'd. (5' Cover)
Z
Inv. (!n) 497.04 ; (Out) 49/.69
6 6
I St'd. DI -38B Req'd. (W/IS-1)
>
L - 6' H - 9.26' Inv. 494.46
6 29
21' - l5" Conc. Pipe Req'd. (5' Cover)
I
Inv. (In) 494.46 ; (Out) 49/.94
I St'd. DI-3CC Req'd.
6-I
L - 6' H - 15.95' Inv. 487.69
LUN
SL -1 @ 497.64'
L)N
44' - 18" Conc. Pipe Req'd. (5' Cover)
6 I 6 2
Inv. (In) 487.69 ; (Out) 484.19
Lo
5.21 LF ST'D. MH -1 REO'D. (W/IS-1)
6 42
INV.497.94; RIM EL.503.15
a
I ST'D. FRAME & COVER REO'D.
6 42 6 3
102' - 15" Conc. Pipe Req'd.
Inv. (In) 497.94 ; (Out) 492.00
I St'd. DI-3BB Req'd.
6-3 L - 6' H - 14.84' Inv. 489.00
SL -1 c 497.84'
6 3 6 2 35' - l5' Conc. Pipe Req'd. (5' Cover)
Inv. (In) 489.00 . (Out) 484.44
6 2 I St'd. D1-3BB Req'd. (W/IS-1)
L-6' H - 21.39' Inv. 482.25
SL -I0 495.64'
6 2 6 35 21' - 36" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 482.25 ; (Out) 482.16
21.73 LF St'd. MH -1 Req'd. (W/!S-1)
6 35 Inv. 482.06 ; Rim El. 563.79
I St'd. Frame & Cover Req'd.
SL -1 0495.79'
6-35 6 30 182'-36' Conc. Pipe Req'd.
Inv. (In) 482.06 ; (Out) 480.35
REFER TO CIVIL DRAW/NGS TITLED "MASS GRADING
AND EROSION CONTROL, ROAD AND ROADWAY UTILITIES
(VOLUME J)' 8Y GRAEF ANHALT SCHLOEMER & ASSOCIATES,
INC. DATED 05/23/08.
6 30
I St'd. DI -2A Req'd.
H-18.24 Inv. 480.25
6 30 6 32
52' - 36" Conc. Pipe Req'd.
Inv. (In) 480.25 ; (Out) 479.73
REV.
24.44 LF St'd. MH -1 Req'd.
6 32
Inv. 467.56 ; Rim El. 492.00
DWG. NO.
T-2
I St'd Frame & Cover Req'd.
129' - 36" Conc. Pipe Req'd.
6 32 6 33
Inv. (In) 467.56 ;(Out) 465.55
19.48 LF St'd. MH -1 Req'd.
6 33
Inv. 454.30 ; Rim E1.473.78
I St'd Frame & Cover Req'd.
6 33 6 34
132' - 36" Conc. Pipe Req'd.
451.98
N-
Inv. (In) 454.30 ; (Out)
O
9.06 LF St'd. MH -1 Req'd.
6 34
Inv. 451.98 ; Rim E1.461.04
Z
1 St'd Frame & Cover Req'd.
Z
94' - 36" Conc. Pipe Req'd.
6 34 6 29
Inv. (In) 442.70 ; (Out) 441.00
>
I St'd. ES -1 (36") Req'd.
6 29
Inv. 441.00
I
6.3 SY EC -1 Class /l Req'd.
PIRECAST 01-3 TOPS AS
UILTIMATELY DESIGNED AND SHOWN
SIHALL BE SWAPPED WITH A
PIRECAST DI -7 TOP FOR THIS
INITER/M PHASE OF WILLIS DRIVE.
UILTIMATE PRECAST 0I-3 TOP
EILEVATION SHOWN SHALL BE
L(DWERED 1.33' TO ESTABLISH THE
T(OP ELEVATION OF SWAPPED
PIRECAST D!-7 FOR THIS INTERIM
PIHASE OF WILLIS DRIVE.
NOTE: EILEVATION OF RISER TOP TO
RIECEIVE DI -7 TOP IS CRITICAL FOR
COMPLETION OF ULTIMATE DESIGN.
RINSER STRUCTURE TO REMAIN
UINCHANGED BETWEEN INTERIM
PIHASE AND ULTIMATE BUILD -OUT.
(SEE DRAINAGE PROFILE SHEETS
F(OR TOP OF ELEVATIONS FOR
INJTERIM PHASE AND ULTIMATE
DIESIGN)
3: 1
L�
T�5 T/Y
END WALL DETAIL
r MET OPENNG MAY EE LOCATE i
I LEFT, ROW, OR CENTER AS PER
FRAME A COVER PLAN CONDITION /\
AS REOLVID 1 I
2' TALL N S 1/2• WOE
WEEP NOTE
PERSPECTIVE VIEW
T4 1/2'
MD'p 2 1/Y : 2 1/3- X T/A'
0 tan 1 2 1/Y GALV, W/ 1/2 J 4
SW_AR STLO CdxCTOR
-TL ALT. NOSE I :t
raao Non j DETAIL
tb.20 4'CL ftm IN
r-6 E/2'
RENFORMWNT DETAIL
GENERAL NOTES:
I CONCRETE STRENGTH 4000 PSI MIN,
2. ASTM A-615 (TRADE 60 STEEL
S WELDED WIRE FABRIC MEETS ASTM A-165.
• SEM
RoIt'-
Nb.741TMN2
t1Nu
Q
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REV.
DI
SCALE NONE
DWG. NO.
T-2
DI - 3 & 4 TI'ROAT
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1 ER FE.
SLOPE
Y (TEP.)
'D r.i'1 a >, I
- -
AT � GROORDOVE
5•
SECTION VIEW
4. DOWEL HOLES PROVIDED TO PREVENT
SETTLEMENT OF ADJACENT CONCRETE.
5. ADDfTIONAL I4 BARS DIAGONALLY AROUND OPENINGS
• VDOT REVIEW STAMP
T4M•PMI•TP.
•crNra wonxq OuwloE
.n•r •M.44. Y.•AM n..n.4. w -4..e wa 4.a9W
fO�I}w ya•s•M1u.l,l�wrry.l.Spwrwt
c..Nrw. fecn 'v�N�••LRy_ � Ngy.
_.,ter _e.,_%__NL. 1 Isks
'901 Q002D
Apo 6T VALLEY I= AC
PRECAST D1-3 TOP FOR ULTIMATE
DESIGN OF WILLIS DRIVE.
Pal G( N.
DI -7 TOP
S1 S`
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1- ID
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;�.. 4
S• O• N�-ORATE A(SEE NOTE MO. T)
SECTION A -A
r•• j
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I/1 ••. 4' SND MEAN CONNECTOR
NOTESra�.e°CKI GGO F.
o-R[INfOR[WG ST[h TO
Of GRAOf 60
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TO of MIN 4000 PSI. P.F. SEAL
Of ISTEEL TO
ACCONDANCI
M
SECTION B
Y'014. JAR AT 108010,111C.j
NO. I4 JOJ.ET STEEL
JAR AT TESIe✓NIASTN,A61'
:Aft
601
. J' -O' SANS,IE REO -D
JAN SPACING CNANT
GRATE MIX. 01N.
TME
NIIN AST. 4413
fNfWMCINO JANJI /• .. .-..-...._-...........-.
IJKNfMCWG STEEL W �3EDRNAANI Y. MJIA%'-___moi'
W ACCORDANCE NITP
VOOT STANOANOJ. /p)
"RATE AND COLLAR ME .'i�. l �iC, 1.10-41
M SE 4LVANIEEO. �. p oy XRE f.+ Rt. 7 1 91
J -CONCRETE COVEN AND S, i.nr CK'" -T '`�"`•+� 9Iu
SRarf ARE t0 JC
FORN6ME0 AS A SINGLE 1
UNIT
-MATE R Is 10 JE USED REVNWEN DATE S ME/%/�i4.ST e"
VAT IMLFT O LO- I`
CATEO W MEDIAN OR DATE: )/E!/SD 0
OTHER AMEAS NOT MOR- UWG NO I •W1 �I�1
MAIAT SUBJECT TO
TRAFrIC, DS -7
*PRECAST DI -7 TOP FOR THIS
INTERIM PHASE OF WILLIS DRIVE.
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DRAINAGE AREA DESCRIPTIONS
O
DA- 0.04 Ac.
3'l c- 090
tc- 5 min.
DA- OJ5 Ac.
3 2 c- 0.65
tc- 5 min.
O0J6 Ac.
c- 0
3-3 c- 090
tc- 5 min.
DA- 029 Ac.
3 4 c= 090
tc- 5 min.
DA= Off Ac.
3 5 c- 090
tc- 5 min.
DA- 0.39 Ac.
3 6 c- 090
tc- 5 min.
DA- 0.09 Ac.
3 7 c- 090
tc- 5 min.
O
DA. 020 Ac.
3-8 c- 0.60
tc- 5 min.
O0.055 Ac.
c- 0
3-9 c- 090
tc- 5 min.
DA- 028 Ac.
3 /0 c- 090
tc- 5 min.
DA- 0.67 Ac.
3 11 c- 0.60
tc- 5 min.
DA- 0.08 Ac.
3 l2 c- 0.65
tc- 5 min.
DA- 0.05 Ac.
3 /3 c- 0.65
tc- 5 min.
DA- 1.68 Ac.
3 l4 c- 035
tc- 5 min.
DA- OJ5 Ac.
3 l5 c- 090
tc- 5 min.
DA- 026 Ac.
3 l6 c- 035
tc- 5 min.
DA- OJl Ac.
3 20 c- 090
tc- 5 min.
ODA- 1590 Ac.
3-22 c- 0.63
tc- 5 min.
DA= 036 Ac.
3 23 c- 0.60
tc- 5 min.
DA- OJl Ac.
3 24 c- 090
tc• 5 min.
DA- 020 Ac.
4 I c• 090
tc- 5 min.
O0 022 Ac.
c-
4-2 c- 090
tc- 5 min.
DA- OJ7 Ac.
4 3 c- 090
tc- 5 min.
OOJO Ac.
c- 0
4-4 c• 090
tc- 5 min.
D.A. 028 Ac.
4 5 c• OBO
tc- 5 min.
O023 Ac.
c- 0
4-6 c• 090
tc- 5 min.
ODA- 020 Ac.
4-7 c- 0.75
tc- 5 min.
ODA- 0J6 Ac.
4-8 c- 0.90
tc- 5 min.
DA- 03/ Ac.
4 9 c- 0.81
tc- 5 min.
DA- 1.02 Ac.
5 / c- 090
tc- 5 min.
DA- DDI Ac.
5 2 c- 090
tc- 5 min.
ODA- Ac.
5-3 c- 0566
tc- 5 min.
O028 Ac.
c- O
5-4 c• B2
tc- 5 min.
OD.A. 008 Ac.
5-5 c- 0.62
tc- 5 min.
OOA7 Ac.
c- 0
5-6 c- 0.90
tc- 5 min.
O034 Ac.
c- 0
5-7 c- 090
EXISTING tc- 5 min.
O0J2 Ac.
c- 0
5-8 c- 090
tc- 5 min.
O006 Ac.
c- 0
5-9 c- 090
tc• 5 min.
OD.A- 02/ Ac.
5 -IO c• 0.90
tc- 5 min.
DA- 0.09 Ac.
5 21 c• 057
tc- 5 min.
DA- OJ4 Ac.
5 9A c- 090
tc- 5 min.
O
DA- 0 Ac.
6-1 c- 090
tc- 5 min.
OOJ3 Ac.
c- 0
6-2 c- 090
tc- 5 m)n.
DA- 023 Ac.
6 3 c- 090
tc- 5 min.
O023 Ac.
c- 0
6-4 c- 090
tc- 5 min.
O0J7 Ac.
c- 0
6-5 c• 090
tc- 5 min.
D -A' 0.09 Ac.
6 6 c- 090
tc- 5 min.
DA- 227 Ac.
6 9 c- 0.60
tc- 12 min.
DA- 027 Ac.
6 /I c- 0.60
tc- 6 min.
O0J7 Ac.
c- 0
6-12 c• 090
tc- 5 min.
DA- OJl Ac.
6 l3 c- 090
tc- 5 min.
DA- 0.42 Ac.
6 l4 c• 0.60
tc- 8 min.
DA- IA3 Ac. I
615 c- 0.82
tc- IO min.
DA- OJO Ac.
616 c- 090
tc- 5 min.
DA -139 Ac.
6 l7 c- 0B2
tc- 10 min.
DA- OJO Ac.
6 18
C.
0.90
tc- 5 min.
DA- OJ8 Ac.
6 /9 c- 0.80
tc- 5 min.
OOJ9 Ac.
C. 0
6-20
C. 090
tc- 5 min.
DA- 0.62 Ac.
6'21 c- 050
tc- 5 m)n.
OD.A- Ac.
6-23 c• 0900
tc- 5 min.
DA- OJO Ac.
6 24
C. 090
tc- 5 m)n.
DAO 0.3/ Ac.
6 25 c- 090
tc- 5 min.
DA- 2.05 Ac.
6 26 c- 0B8
EX/STING tc- 9.49 min.
8DA- 0.34 Ac.
6 27 c- OBO
tc- 5 min.
Oc- 0 0.694 Ac.
6-30 c-
tc- 10 min.
DA- 2.60 Ac.
C. 0.60
tc- 12 min.
DA- 6.01 Ac.
6 32 c- 0.64
as
0
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tc l0 min.
0.
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6-4O
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c- 00 c- 090
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tc- 5 min.
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EXTEND NEW DELTA 4r 5'
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EXTEND NEW DELTA 4r 5'
PAVEMENT AND T . 19.05,
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GENERAL NOTES
1. EXISTIN
12. SURVEY
A. ELEVATIONS ON THE PLANS ARE TO DATUM ESTABLISHED BY THE N.G.S. OF
THF N O A A_
PRIVATE AND COMMERCIAL ENTRANCES
THE LOCATION OF EXISTING SEWER, WATER, POWER, GAS, TELEPHONE, AND
B. ALL CONSTRUCTION STAKING WILL BE AT THE CONTRACTOR'S EXPENSE UTILIZING
OTHER UTILITIES AND STRUCTURES WHICH ARE LOCATED ACROSS, UNDERNEATH,
A VIRGINIA CERTIFIED PROFESSIONAL ENGINEER OR LAND SURVEYOR UNLESS AGREED
TYPE II
ALONG AND WITHIN THE LIMITS OF THE PROPOSED WORK ARE NOT NECESSARILY
UPON BY THE OWNER IN WRITING.
TYPE I
asphalt
SHOWN ON THE PLANS, AND WHERE SHOWN ARE ONLY APPROXIMATELY CORRECT.
C. COPIES OF ALL SITEWORK CUT SHEETS ARE TO BE FURNISHED TO THE ENGINEER
Crusher Run Agg,
CONSTRUCTION, HE COY' TOR SHALL NOTIFY E NDE
FOR HIS REVIEW PRIOR TO CONSTRUCTION. CONTRACTOR SHALL BE LIABLE FOR ANY
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HGR OWN
PROTECTION ("
ADVERSE CONSEQUENCES IF CUT SHEETS ARE NOT PROVIDED TO THE ENGINEER
a-
COST, VERIFY THE LOCATIONS AND ELEVATIONS OF ALL EXISTING UTILITIES
FOR HIS REVIEW PRIOR TO CONSTRUCTION. COST OF THIS REVIEW TO BE
Asphalt Conc. Type
WITHIN THE LIMITS OF CONSTRUCTION. HE SHALL NOTIFY THE ENGINEER
BORNE 8Y CONTRACTOR.
6" Crusher Run
SM -9.5A ® 765 Lbs. S.Y.
IMMEDIATELY IF THERE APPEARS A CONSTRUCTION CONFLICT OR UPON
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per
Aggr. 25 or 26
SH W
DISCOVERY OF ANY UTILITY NOT SHOWN ON THE PLANS.
D. ANY SURVEY POINTS GRADE STAKES, OFFSET REFERENCES, HORIZONTAL AND
(
6" BM -25 Asphalt
P
THE CONTRACTOR SHALL NOTIFY THE APPLICABLE GOVERNMENTAL PUBLIC
VERTICAL CONTROL POINTS, ETC.) DESTROYED BEFORE THEIR NEED HAS EXPIRED
7" 21-A Stone Subbase
WORKS AND PUBLIC UTILITY DEPARTMENT AT LEAST 24 HOURS PRIOR TO START
WILL BE REPLACED AT THE CONTRACTOR'S EXPENSE.
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OF WORK ON THE PROJECT.
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2. MATERIALS AND WORKMANSHIP
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ALL MATERIALS AND WORKMANSHIP SHALL BE DONE IN ACCORDANCE WITH THE
1.5 SNIASPHALT
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LATEST EDITIONS OF:
U
5 BM -25 ASPHALT
(A) THE VIRGINIA DEPARTMENT OF TRANSPORTATION'S "ROAD AND BRIDGE
BAJ
7-O
Wes
STANDARDS" AND "ROAD AND BRIDGE SPECIFICATIONS".
10" 21-A STONE SUBBASE
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(B) APPLICABLE ALBEMARLE COUNTY ORDINANCES AND REGULATIONS.
I
(C) THE LATEST RULES AND REGULATIONS GOVERNING CONSTRUCTION DEMOLITION
COMPACTED SUBGRADE J
a
AND EXCAVATION AS ADOPTED BY THE SAFETY CODES COMMISSION OF THE
COMMONWEALTH OF VIRGINIA AND OSHA.
WILLIS DRIVE
3 DEVIATION FROM PLANS
PAVEMENT DETAIL
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NO DEVIATION FROM THESE PLANS WILL BE ALLOWED WITHOUT PRIOR WRITTEN
NO SCALE
APPROVAL OF THE OWNER, ENGINEER AND AFFECTED GOVERNMENTAL AGENCIES.
NOTE: FINAL PAVEMENT DESIGN SHALL BE
1
BASED ON FIELD VERIFY CBR SOILS TEST.
4. CLEARING AND GRUBBING
ADJUSTMENT TO DETAIL SUBJECT TO CBR/PAVEMENT
I� I
ANALYSIS.
1
A. ALL GROWTHS OF TREES, OTHER VEGETATION AND OBJECTIONABLE DEBRIS
R1
SHALL BE CLEARED AND GRUBBED FROM THE AREAS OF PROPOSED
2:
CONSTRUCTION AND GRADING SHOWN ON THE PLANS.
AND GRUBBING WITHIN THE UTILITY EASEMENTS AND SPECIALCUfs/
/
� 1
1
B. ALL CLEARING
27, STD. CG -6
FILL AREAS SHALL BE TO THE LENGTH AND WIDTH NECESSARY TO CONSTRUCT
1
THE IMPROVEMENTS SHOWN ON THE PIANS.
ALBEMARLE
COUNTY
ENGINEERING
C. ALL TREES, BRANCHES, VEGETATION AND DEBRIS SHALL BE DISPOSED OF
GENERAL CONSTRUCTION NOTES
I
IN A LEGAL MANNER ACCEPTABLE TO THE OWNER AND ENGINEER. BURNING
j
PERMITS WILL BE OBTAINED BY THE CONTRACTOR AT HIS EXPENSE.
j
D. ALL TREES AND VEGETATION WHICH OBSTRUCT SIGHT DISTANCES AT ROAD
1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING CONNECTION j
INTERSECTIONS SHALL BE REMOVED TO OBTAIN THE REQUIRED SIGHT
TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF
DISTANCE AT EACH INTERSECTION.
TRANSPORTATION (VDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS
5. TOPSOIL STRIPPING
OF THE PERMIT. WHERE ANY DISCREPANCIES OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN.
CONTRACTOR SHALL REMOVE TOPSOIL TO ITS ENTIRE DEPTH FROM ALL
2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS
AREAS TO BE GRADED AND OR FILLED. HE SHALL STOCKPILE OR REMOVE
AND STANDARDS OF VOOT UNLESS OTHERWISE NOTED.
THE TOPSOIL FROM THE SITE AT OWNER'S DIRECTION.
3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED
--Irl- -
6. GRADING
EROSION CONTROL PLAN AND SHALL BE INSTALLED PRIOR TO ANY CLEARING, GRADING OR OTHER
A. ROADWAYS, EASEMENTS, AND SPECIAL FILL AREAS TO BE GRADED AND
CONSTRUCTION. 1
lir 2Jr+ 25'
COMPACTED TO THE FINISHED SUBGRADE OR GRADES AS SHOWN ON THE
4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED.
PLANS. CONTRACTOR OR OWNER SHALL HAVE REPRESENTATIVE SUBGRADE
CBR TESTS CONDUCTED AND SHALL REPORT TO THE OWNER, ENGINEER, AND ANY
5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTALNERTICAL). WHERE REASONABLY OBTAINABLE.
LESSER
AFFECTED GOVERNMENTAL AGENCIES ANY TESTS WHICH SHOW A CBR OF LESS
SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED.
THAN 10. IN SUCH CASES, ROAD PAVEMENT DESIGN WILL BE REEVALUATED AND
MAY BE CHANGED AS REQUIRED BY THE ACTUAL SOIL CONDITIONS ENCOUNTERED.
6. PAVED. RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN IN THE OPINION OF
THE
B. UNSUITABLE MATERIAL ENCOUNTERED WITHIN THE AREAS OF CONSTRUCTION
COUNTY ENGINEER. OR DESIGNEE. IT IS DEEMED NECESSARY IN ORDER TO STABILIZE A DRAINAGE CHANNEL.
SHOWN ON THE PLANS SHALL BE COMPLETELY REMOVED FROM THE AFFECTED
7. ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC
AREA AND REPLACED WITH A SELECT BACKFILL MEETING THE REQUIREMENTS
CONTROL DEVICES.
FOR THE TYPE OF WORK BEING PERFORMED. THE CHARACTERISTICS OF THE
SELECT BACKFILL MATERIAL SHALL COMPLY WITH SPECIFICATIONS REQUIRED BY
8, UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE,
ALL OF THIS PROJECT'S APPROVING AUTHORITIES (I.E., THE OWNER. ENGINEER,
CLASS III.
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AFFECTED COUNTY AGENCIES. AND VDOT).
9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA
C. FILL AND BACKFILL MATERIAL SHALL BE COMPACTED TO 95% STD. PROCTOR
STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926).
DENSITY AT OPTIMUM MOISTURE +-2X UNLESS SPECIFIED OTHERWISE ON THE
'" •°
PLANS.
8..
;':.a•�
• ° • •:.:•:
D. ALL GRADING OPERATIONS SHALL BE CONDUCTED IN A MANNER WHICH PROVIDES
:d
e.;
POSITIVE DRAINAGE AT ALL TIMES.
:e.. e,
SURFACE
E. THE BACK SLOPES OF CUT DITCHES SHALL BE MODIFIED AS NECESSARY TO PROVIDE
Albemarle
Count Engineering
NoSEE
rE
4
'i•�•'.ti•
REQUIRED SIGHT DISTANCE AT INTERSECTIONS AND THROUGH CURVES.
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General
Construction Notes for Streets
•i. .ti •..•
! •:
BASE
�.
F. VDOT STANDARD SPRING BOXES (ST'D. SB -1) AND UNDERORAIN SYSTEMS (ST'D. UD -1,
/C(/f
ST'D. UD -2) WILL BE INSTALLED AT LOCATIONS SHOWN ON THE PLANS AND WHEREVER
��..:•
FIELD CONDITIONS WARRANT.
DRAINAGE7. MIN V
1. Construction inspection of all proposed roads within the development will be
made by the County. The contractor must notify the Department of Community Development
.�;
s/
SUBBASE
A. ALL PIPE CULVERTS AND STORM SEWER SYSTEMS SHALL HAVE A MINIMUM COVER
(286-5832) 48 hours in advance of the start of construction.
6^
OF 1 FOOT AND BE MADE OF THE MATERIAL SPECIFIED ON THE PLANS. ALL STORM
SEWER SHALL RAVE A MINIMUM OF 4" INCHES AGGREGATE BEDDING MATERIAL.
2. Upon completion of fine groding and preparation of the roadbed subgrode, the
NOTES:
B. BACKFILL FOR ALL UTILITIES WITHIN PROPOSED STREETS SHALL BE PLACED
contractor shall have CBR tests performed on the subgrode soil. Three (3) copies
1. THIS ITEM MAY eE PRECAST OR CAST IN PLACES.
of the test results shall be submitted to the County. If a subgrode soil CBR of 10
GENERALLY IN ACCORDANCE WITH ALBEMARLE COUNTY UTILITY SPECIFICATIONS
or greater is not obtainable• a revised pavement design shall be made by the design
2. CONCRETE TO BE CLASS AS IF CAST IMLACE,
4000 PSI IF PRECAST.
AND THE FOLLOWING CRITERIA:
engineer and submitted with the test results for approval.
1 NO TRENCH SHALL BE BACKFILLED UNTIL AUTHORIZED BY THE INSPECTOR
3. Cufte NAVWC A RADIUS OF 300 FEET. OR LESS (ALONG
ACE OF C x 8) WILL BE PAID FOR AS RADIA CUMB.
OR OWNER OR HIS AUTHORIZED REPRESENTATIVE. MATERIALS USED FOR
3. Surface drainage and pipe discharge must be retained within the public
4. THE DEPTH OF CURB MAY BE REDUCED AS MUCEN AS 3"
BACKFILL FROM THE TRENCH BOTTOM TO 12 INCHES ABOVE THE PIPE
right-of-way or within easements prior to acceptance by the County. All drainage outfoll
05" DEPTH)OR INCREASED AS MUCH AS 3"121"'DEPTH)
SHALL BE SELECT MATERIAL, FREE FROM FROST, LARGE CLODS, STONES,
easements are to be extended to a boundary line or a natural watercourse.
IN ORDER THAT THE BOTTOM OF CURB WILL COONCIDE
AND DEBRIS. IT SHALL BE THROUGHLY AND CAREFULLY COMPACTED TO
WITH THE TOP OF A COURSE OF THE PAVEMENTT SUBSTRUCTURE.
INSURE A SOUND BACKFILL AROUND AND OVER THE PIPE.
OTHERWISE THE DEPTH IS TO BE 18" AS SNOWNAAO ADJUSTMENT
4. Guardrail locations are approximate. Exact longth, location and appropriate
IN THE PRICE BID IS TO BE MADE FOR A DECREEASE OR AN
INCREASE OJ DEPTH.
2) BACKFILL SHALL BE COMPACTED BY MECHANICAL TAMPING THROUGHOUT
end treatments will be field verified at the time of construction. Additional
guardrail
THE DEPTH OF THE TRENCH TO OBTAIN 95X DENSITY AT OPTIMUM
may be required of locations not shown When• in the opinion Of the County Engineer.
5. -2 15 t0 BE pSED ON ROADWAYS MEETING TFIE
REQUIREMENTS FORD ON q5 SHOWN IN
MOISTURE+ -2X. THIS IS TO INSURE A SUITABLE SUBBASE
or desiggnee, it is deemed necessary. When guardrail is required, it shall be installed
APPENDIX A OF THE VDOT ROAD DESIGN MANUALL,
ACCEPTABLE FOR PROPOSED STREETS AND PARKING AREAS.
four (4) feet offset from the edge of pavement to the face of guardrail, and roadway
3) IF IN THE OPINION OF THE OWNER, THE ENGINEER OR ANY AFFECTED
shoulder widths shall be increased to seven (7) feet.
rr
STANDARD 6 CURB (C(G-2)
GOVERNMENTAL AGENCY THE MATERIAL TAKEN FROM THE DITCH IS NOT
SUITABLE FOR BACKFILL, IT SHALL BE REMOVED AND ACCEPTABLE
MATERIAL USED FOR BACKFILLING SHALL BE OBTAINED.
5. Where urban cross sections are installed, all residential driveway entrances
y
NOT TO scANE
TRENCHES
shall conform to VDOT CG -9(A, B or C).
4"
2" ft
C. SHALL BE EXCAVATED TO A MINIMUM OF 4 INCHES BELOW THE
BOTTOM OF THE BARREL OF THE PIPE AND A BEDDING SHALL BE PROVIDED
6. Where rural cross sections ore installed. oil residential driveway entrances shall
AND INSTALLED OF SELECT MATERIAL SUITABLE TO MEET VDOT ST'D. PB -1 PIPE
conform to VDOT standard PE -1.
o
INSTALLATION REQUIREMENTS. TRENCHES SHALL NOT BE CUT OVER 16 INCHES
,
WIDER THAN THE OUTSIDE DIAMETER OF THE PIPE UNLESS AN UNSUITABLE
e"
FOUNDATION MATERIAL IS ENCOUNTERED.
7. Compliance with the minimum pavement width, shoulder width and ditch sections,
• 1":T
as shown on the typical pavement section detail, shall be strictly odhered to.
( e
A e e I.
1,-1,.
8. BASE AND PAVEMENT ITEMS
7"
B. Road plan approval for subdivisions is subject to final subdivision plat validation. Should the
e
A a e A �
A. SUBGRADE MUST BE CHECKED BY AFFECTED GOVERNMENTAL OFFICIALS, AND
final plat for this project expire prior to signing and recordation, then approval of these
1
OWNER FOR GRADE, TEMPLATE AND COMPACTION BEFORE BASE IS APPLIED.
plans shalt be null and void.
B. BASE AND PAVEMENT MATERIALS SHALL MEET ALL 'VDOT' SPECIFICATIONS
-
---
AND SHALL BE APPLIED IN ACCORDANCE WITH THE CURRENT 'VDOT" SPECT-
FICATIONS. ALL MATERIALS MUST 'VOOT'
9. All signs or other regulatory devices shall conform with the Virginia Monual for Uniform
6••
2'-0"
2 ,
BE TESTED AND APPROVED BY
Traffic Control Devices and the Albemarle County Road Naming and Properly Numbering
OR APPLICABLE GOVERNMENTAL AGENCY OFFICIALS PRIOR TO EMPLACEMENT.
Ordinance and Manual.
C. PAVING OPERATIONS SHALL NOT BE STARTED BETWEEN NOVEMBER 15 AND
THIS AREA MAY BE CONCRETE
APRIL 1 WITHOUT WRITTEN AUTHORIZATION OF ALBEMARLE COUNTY
10. Traffic control or other regulatory signs or barricades shall be instoiled by
AT THE OPTION OF THE CONTRACTOR
OFFICIALS AND THE OWNER.
the developer when, in the opinion of the County Engineer, or designee, they are
THE BOTTOM ODF THE CURB AND
D. WHEN USING PUG MILLED AGGREGATE BASE MATERIAL WHICH IS TESTED
deemed necessary m order to provide safe and convenient access.
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GUTTER MAY BBE CONSTRUCTED
PARALLEL To THE SLOPE OF
BY 'VDOT' OFFICIALS AT THE PLANT, THE TEST WILL BE GOOD FOR 90 DAYS
SUBBASE COUR-SES PROVIDED A
ONLY. ADDITIONAL "IN PLACE" TEST SHALL BE MADE AFTER 90 DAYS.
11. The speed limits to be posted an speed limit signs are 5 mph below the design
MINIMUM DEPTHIOF 7"
E. WHEN LOCAL BASE MATERIAL (TYPE II) IS PROPOSED FOR ROAD BASE, IT
speed• or as determined b VDOT for public roads.
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IS MANTAMED.
NOTES
SHALL BE TESTED AND APPROVED BY 'VDOT' OFFICIALS PRIOR TO BEING
USED. OWNER AND ANY AFFECTED GOVERNMENTAL OFFICIALS SHALL ALSO
12. VDOT standard CD -1 or CD -2 cross -drains to be installed under the subbase
L THIS ITEM MAY BE PRECAST OR CAST W PLACE.
CHECK AND APPROVED LOCAL BASE MATERIALS FOR DEPTH, COMPACTION,
material at all cut and fill transitions and rade so points as shown on the road profiles.
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2. CONCRETE TO BE CLASS A3 IF CAST IIIN PLACE.
AND CONSISTENCY ONCE IT HAS BEEN PLACED IN ROADWAYS.
4000 PSI IF PRECAST.
13. A video camera inspection is required for all storm sewers and culverts that
3. COMBINATION CURB b GUTTER HAVING d RADIUS
9. ALL ENTRANCE PERMITS TO PUBLIC ROADS MUST BE OBTAINED THEy
areinaccessible V T r i
deemed to DO o Count inspections. The video inspection shall be conducted
P P
OF 300 FEET OR LESS (ALONG F B ) H
In E 6 ALO C ACE OF CURB SHALL
CONTRACTOR AT HIS EXPENSE PRIOR TO CONSTRUCTION. ALL OTHER PERMITS
HE
occordance with VDOT's video camera inspection procedure and with a VDOT or
BE PAD FOR AS RADIAL COMBINATION CURB e
GUTTER.
NECESSARY TO UNDERTAKE THIS PROJECT MUST BE OBTAINED BY THE
County inspector present.
CONTRACTOR PRIOR TO CONSTRUCTION (AT THE CONTRACTOR'S EXPENSE).
4. FOR USE WITH STABILIZED OPEN -GRADED
DRANAGE LAYER, THE BOTTOM OF THE CURB
AND GUTTERBE CONSTRUCTED IPMALLEL
10. LONGITUDINAL DROP INLETS (ON GRADE) SHALL BE PLACED WITH THE
TO THE SLOP OF SUBBASE COURSESi
THROAT ON THE SAME GRADE AS THE ADJOINING CURB AND GUTTER UNLESS
AND TO THE DEPTH OF THE PAVEMENTf.
SPECIFICALLY NOTED OTHERWISE ON THE PLANS.
S. ALLOWABLE CRITERIA FOR THE USE OF
CG -6 IS BASED ON ROADWAY CLASSIFICATION
AND DESIGN SPEED AS SHOWN IN APPENDIX A
11. THE CONTRACTOR SHALL BE LIABLE FOR ALL DAMAGE TO ANY STRUCTURES OR
OF THE VDOT ROAD DESIGN MANUAL.
PROPERTY RESULTING FROM NEGLIGENCE OR CARELESSNESS ON THE PART OF THE
CONTRACTOR OR ANY OF HIS SUBORDINATES.
C
COMBINATION 6" CURB & GUTTER (CG -6)
NOT TO SCALE
UD -4 TO BE INSTALLED UNDER CURB AND GUTTER THROUGHOUT
CONSTRUCTION FROM STATION 11+00 TO 20 ON BOTH SIDES IN
NORMAL SECTIONS AND ON THE LOW SIDE OF SUPERELEVATED
SECTIONS. UD -4 ALSO TO BE INSTALLED UNDER CURB AND GUTTER
ALONG PROPOSED TURNING LANE ON ROUTE 250. UD -4 TRENCH
DEPTH TO 12" BELOW SUBBASE FOR PIPE PROTECTION DURING
CONSTRUCTION.
NOTE: VPD PER TRAFFIC STUDY BY WILBUR SMITH & ASSOC. 6"x6" TREATED "CDRTEN" GUARD RAIL
DATED JULY 2, 1996. PHASE 1 VPD=10,300. 4 LANE ROAD WOODEN POST
DESIGN TRAFFIC 0 80% (10,300)=8,250 VPD I r�
I'�"IIT�1.`
PETER JEFFERSON PARKWAY
POINT OF FINISHED GRADE
STD. CG -2 �
-27
I
STD. CG -6
27 -
--irl-
1-- 7'
0
0
-NOTE-FILL SLOPE 4:1 BEYOND STATION 12700.
STD, CG -2
27-
9
7-
"CDRTEN" GUARD RAIL DETAIL (TYP.)
(PER VDOT STANDARDS)
N.T.S.
1
STD. GR -2
I
STD. CG -6 -�
I-
25'
WILLIS DRIVE
STA. 200+00 THR000H 2O4+60
L
POINT OF FINISHED GRADE
-27
18'
13
ICt
STD. CG -6 !Cl:
27 \ - 27
--i r�-
18' 1 2S -t- 7'
50' R/W
WILLIS DRIVE
STA. 204+60 THR000H 216+40
L
POINT OF FINISHED GRADE
-27
--IrF_
I- - 7' 1 81 12'
SHOULDER
27
__� r _
i 7' -- -I
SHOULDER
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Drai nage Descriptions
6 23 I St'd. DI -3B ReQ'd. (W/IS-I)
L = 6' H = 5.87' Inv. 5/7.50
�O6 23 6 24 136' - 15'1 Conc. Pipe Req'd. (4' Cover)
(1030' Radius With Open Joints - Using
8' Pipe Joint Lengths)
Joints Are To Be Opened a Maximum
of 25% Of The Spigot or Tongue Length.
Inv. (!n) 5/7.50 ; (Out) 5/6.62
I St'd. D1 -3B Req'd. (W/!S-1)
6 24 L = 4' H = 5.08' Inv. 516.37
6 25 I St'd. DI -38 Reg'd. (W/IS-1)
L = 8' H = 4.45' Inv. 517.12
6 25 6 24 69' - 15'I Conc. Pipe Req'd. (3' Cover)
Inv. On) 517.12 ; (Out) 516.62
6 24 6 2l
118' - 18" Conc. Pipe Req'd.
---------
Inv. (In) 5/6.37 ; (Out) 515.32
6 21
I St'd. D1 -3B Req'd. (W/IS-1)
6 4
L = 6' H = 5.55' Inv. 515.22
6-21 6 27
127' - 18" Conc. Pipe Req'd. (7' Cover)
6 16
Inv. (In) 515.22 ; (Out) 512.84
6 /6 6 13
I St'd. D1 -3B Req'd. (W/IS-1)
6 27
L = 6' H - 7.94' Inv. 511.84
6 26 6 20
/5' - 24" Conc. Pipe Req'd. (5' Cover)
6 5
Inv. (!n) 512.70 (Connect to existing inlet) ;
EXIST.
(Out) 5/2.62
6 /4
I St'd. DI -3B Req'd. (W/!S-1)
6 20
L w 4' H w 7.26' Inv. 512.52
6 20 6 27
41' - 24" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 512.52 (Out)
0
; 5/2.30
G -7
137' - 30" Conc. Pipe Req'd. (6' Cover)
6 27 6 /9
Inv. (In) 511.84 ; (Out) 5/1.17
j
Inv. (In) 454.30 ; (Out)
6 l7
I St'd. Dl -5 Req'd. (WITS -I)
H = 3.04' Inv. 514.96
6 34
Grate Type Il! Req'd.
0
/7' - l5" Conc. Pipe Req'd. (3' Cover)
6-17 6 l8
Inv. (In) 514.96 : (Out) 514.86
6-18
1 St'd. D1 -3B Req'd. (WITS -1)
L = 4' H = 5.58' Inv. 513.15
6-18 6-19
44' - l5" Conc. Pipe Req'd. (5' Cover)
Q-0 m
Inv. (In) 5/3.15 : (Out) 512.42
1 St'd. D1 -3B Req'd. (W/IS-1)
6 19
L = 6' H = 7.66' Inv. 511.07
203' - 30" Conc. Pipe Req'd. (5' Cover)
6 /9 6 14
Inv. (1n) 511.07 ; (Out) 510.00
6 /5
I St'd. DI -5 Req'd. (W/!S-I)
H = 3.50' Inv. 514.50
---------
Grate Type 111 Req'd.
6 Il 6 4
/3' - l5" Conc. Pipe Req'd. (3' Cover)
6 4
Inv. (!n) 514.50 , (Out) 5/3.74
6 4 6 2
I St'd. DI -38 Req'd. (WITS -D
6 16
L A 4' H = 4.01' Inv. 513.64
6 /6 6 13
73' - l5" Conc. Pipe Req'd. (3' Cover)
Inv. (In) 5/3.64 ; (Out) 512.92
6 13
I St'd. DI -38 Req'd. (WITS -l)
6 9 6 5
L=4' H = 3.97' Inv. 512.82
6 5
44' - l5" Conc. Pipe Req'd. (4' Cover)
6-13 6 /4
Inv. (In) 5/2.82 : (Out) 51/.25
6 /4
/ St'd. DI -38 Req'd. (W/!S-I)
6-6
L = 6' H = 6.80' Inv. 509.90
217' - 30" Conc. Pipe Req'd. (9' Cover)
Inv. On) 509.90 ;(Out) 502.04
I St'd. Dl -5 Req'd. (W/IS-1)
6-3/ H = 3.00' Inv. 504.50
Grate Type ll! Req'd.
KD -CED 12 18' - 18" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 504.50 : (Out) 504.35
6 12 I St'd. DI -3B Req'd. (WITS -l)
L = 6' H - 6.76' Inv. 504.25
45' - 18" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 504.25 : (Out) 503.04
6 11
I St'd. DI -388 Req'd.
L = 6' H = 13.91' Inv. 497.04
PROVIDE BOLT DOWN/ LOCK DOWN
---------
COVER/ GRATE
6 Il 6 4
235' - 30" Conc. Pipe Req'd. (9' Cover)
Inv. (In) 497.04 ; (Out) 489.94
6 4
I St'd. DI-3BB Req'd.
L - 6' H = 19.4/' Inv. 484.94
SL-! c 498.35'
6 4 6 2
83' - 30" Conc. Pipe Req'd. (5' Cover)
Inv. (In) 484.94 ; (Out) 483.19
6 9
I St'd. DI -5 Req'd. (W/IS-1)
H w 3.50' Inv. 498.50
DWG. NO.
T-2
Grate Type 111 Req'd
6 32
19' - 18" Conc. Pipe Req'd. (5' Cover)
6 9 6 5
Inv. (In) 498.50 ; (Out) 497.14
6 5
I St'd. DI -38 Req'd. (W/IS-1)
L = 6' H = 6.92' Inv. 497.04
6 32 6 33
- 18" Conc. Pipe Req'd. (5' Cover)
O59'
Inv. (In) 497.04 ; (Out) 491.69
6-6
I St'd. DI -3B8 Req'd. (W/IS-1)
L - 6' H - 9.26' Inv. 494.46
6 33
21' - 15" Conc. Pipe Req'd. (5' Cover)
0
Inv. (In) 494.46 : (Out) 491.94
G -7
I St'd. DI-3CC Req'd.
L - 6' H = 15.95' Inv. 487.69
SL -1 @ 497.64'
6-I 6 2 44' - 18" Conc. Pipe Req'd. (5' Cover)
Inv. (In) 487.69 ; (Out) 484.19
5.21 LF ST'D. MH -1 REO'D. (W/IS-I)
6 42 INV. 497.94; RIM EL.503.15
I ST'D. FRAME & COVER REO'D.
6 42 6 3 102' - l5" Conc. Pipe Req'd.
Inv. (In) 497.94 ; (Out) 492.00
6 3 I St'd. DI -388 Req'd.
L - 6' H = 14.84' Inv. 489.00
SL -1 v 497.84'
6 3 6 2 35' - l5" Conc. Pipe Req'd. (5' Cover)
Inv. (In) 489.00 ; (Out) 484.44
6-2 I St'd. DI-3BB Req'd. (WITS -l)
L=6' H = 21.39' Inv. 482.25
SL -1 @ 495.64'
6 2 6 35 21' - 36" Conc. Pipe Req'd. (6' Cover)
Inv. (In) 482.25 : (Out) 482.16
21.73 LF St'd. MH -1 Req'd. (W/IS-1)
6 35 Inv. 482.06 ; Rim El. 503.79
I St'd. Frame & Cover Req'd.
SL -1 @495.79'
6-35 6-30 182'-36" Conc. Pipe Req'd.
Inv. (In) 482.06 ; (Out) 480.35
REFER TO' CIVIL DRAWINGS TITLED "MASS GRADING
AND EROSIDN CONTROL, ROAD AND ROADWAY UTILITIES
(VOLUME I)IN BY GRAEF ANHALT SCHLOEMER & ASSOCIATES,
INC. DATED 05/23/08.
6-30
l St'd. Dl -2A Req'd.
---------
H=18.24 Inv. 480.25
N
VDOT SL -1
O 6 30 61 32
-O
52' - 36" Conc. Pipe Req'd.
REV.
Inv. (In) 480.25 ; (Out) 479.73
DATE 05-$-95
SCALE NM
DWG. NO.
T-2
24.44 LF St'd. MH -1 Req'd.
6 32
Inv. 467.56 : Rim El. 492.00
CL
! St'd Frame & Cover Req'd.
Z
VDOT SL -1
6 32 6 33
129' - 36" Conc. Pipe Req'd.
Inv. (In) 467.56 ; (Out) 465.55
O
19.48 LF St'd. MH -1 Req'd.
6 33
Inv. 454.30 ; Rim E1.473.78
0
I St'd Frame & Cover Req'd.
VDOT SL -1
6-33 6. 34
!32' - 36" Conc. Pipe Req'd.
451.98
j
Inv. (In) 454.30 ; (Out)
N'
9.06 LF St'd. MH -1 Req'd.
6 34
Inv. 451.98 ; Rim E1.461.04
0
I St'd Frome & Cover Req'd.
6 34 6. 29
94' - 36" Conc. Pipe Req'd.
a
Inv. (In) 442.70 ; (Out) 44/.00
I St'd. ES -1 (36") Req'd.
6-29
Inv. 441.00
Q-0 m
6.3 SY EC -1 Class 11 Req'd.
PR'ECAST DI -3 TOPS AS
ULITIMATELY DESIGNED AND SHOWN
SHALL BE SWAPPED WITH A
PRECAST 01-7 TOP FOR THIS
CUIRRENT PHASE OF WILLIS
DRIVE.
FUITURE PROPOSED PRECAST DI -3
TOiP ELEVATION SHOWN SHALL BE
LOWERED /.33' TO ESTABLISH THE
TOCP ELEVATION OF SWAPPED
PRECAST DI -7 FOR THIS CURRENT
PHIASE OF WILLIS DRIVE.
NOTE: ELIEVATION OF RISER TOP TO
RECEIVE DI -7 TOP IS CRITICAL FOR
COMPLETION OF FUTURE PROPOSED
DESIGN. RISER STRUCTURE TO
REMAIN UNCHANGED BETWEEN
CUIRRENT PHASE AND FUTURE
PROPOSED BUILD -OUT. (SEE
DR'AINAGE PROFILE SHEETS FOR
TO& OF ELEVATIONS FOR CURRENT
PHIASE AND FUTURE PROPOSED)
MET OPENNG MAY 9E LOCATEDLETT. RSHT. OR CENTER AS PER
6" FRAME & COVER 1 PLAN CONDITDN
AS REOLNED
RI �
I
OR4•N•6\0,1.0..0
T_�s Vz- 2- TAU R 3 1/2' WOE
WEEP ROLE
END WALL DETAL
PERSPECTIVE VIEW
NaSO 2 1/2• t 2 1/2- X4'14'
18- PER FT.
0 ND.It 2 1/2• DALV. W/ 1/2' $ E $LOPE
SMEAR STUD CONTECTORS 2- (TYP.)
A 1/z' Nan m \_: r• :.r.. �:.
-r F
Ti ALT, NOSE z ��
NB.zo Nan j
DETAIL
Naso A'cc NazD
` ,c_•__,___
2'-6,/2•-•I 6ROUFGROOVE -.
5- AT 01'EttiG
REWORCEMENT DETAIL
WELDED WIRE FABRIC SECTION VIEW
GENERAL NOTES:
t CONCRETE STRENGTH 4000 PSI MN_
2. ASTM A-615 GRADE 60 STEEL
3, WELDED WRE FABRIC MEETS ASTM A-165
• SEAL
---------
Fut
r"IIAP N(3 A
MD•J2T'�d
•` � 4�fS1fS �
"?Kma1
N
�
N
Z
REV.
DATE
DATE 05-$-95
SCALE NM
DWG. NO.
T-2
DI - 3 & 4 THROAT
4. DOWEL HOLES PROVIDED TO PREVENT
SETTLEMENT OF ADJACENT CONCRETE.
5. ADDITIONAL #4 BARS DIAGONALLY AROUND OPENINGS
• VDOT REVIEW STAMP
,A.NArR,n�-
AEntwawRRumAAAwrBR
w,nnB uui.R•,•n wn w.N+.• w.uaN•a. aH� B.�Iw
roe •IIM b..x..•ru.m•N.I•w.in. w...v
••+•• c.nN.w. Lmnr"x A Dn Ox Brc
O N.tN•N. wL•RrAAnt•
I /S4,;
bry W -fie
LAiIJISinS ��LJ 1/.
♦ PNn N VALLEY dOC ft
PRECAST DI -3 TOP FOR FUTURE
PROPOSED DESIGN OF WILLIS
DRIVE.
DT -7 TOP
ORATE A FREE NOTE N0. TI
B'
SECTION A -A
111�
I/Y A •' SND $HEAR CONNECTOR
NOTES F.TEP48
LOC" 9OP 4 0�n0i. �FjtE.
I.R4IN10PON6 STEEL TO
BL CRa.f eo
1-CONCRTTf" STN£NGTN
TO BE N1N 4000 P$1. P.C. SEAL
SAEINFOBlNNG STEEL TO�'--
HE IN ACCORDANCE f.gDµ•Tff u/
SECTION B
1RfF
P 0/A. BAq A} IO.EB IOJ/JI Ov
NOH BILLE)SIEEt
eaa
AT La010✓rr HSiN, AS(a
RADE BO)
TYP
. a'' -O• BIRS,IZ REO'D
BAR $PACING CHART
GRATE NAIf OIN
)YPE A A
WITH .51. A-61J0F
. /ajF •-l:C::C ..'1••••
faflafORCINO BARS/ I ^••n'•`••"..^•^�•
.AEINFMC," STEEL /S WOIMNµ Y. CLYBA� '-•---- ----'-
IN ACCOROANCf VITN 1, s �^� ��- :o-�vm��-•-•.
VDOT STANUNOS. pry n..... -sem ..
"RATE AND COLLAR ARE � '� ♦ E
TO BE GALVANIZED. `0'`Ip CO¢.f '•`•.-'°w'••^'!-Z_rl D-YI
&CONCRETE COVER ANOtJNL � 9 4 ny KRY ix flt„ y.l 91
"RATE ARE TO BF S` f"��-•
FURNISHER AS A SINGtf _
yy.
7 -GRATE a IS TO BE USED REY DATE r �`C��r��• Q 1
NREN INI ET IS LO-
6A1E0 A AS NOT N DOTE i i/ES/yO 'f
OTNFR ARES NOT NOR- DWG NO 6 • win Nm �. CS
NALLY $OBJECT To -�
TNAMC. 1, DI -7
PRECAST DI -7 TOP FOR THIS
CURRENT PHASE OF WILLIS
SDP -2009-00039
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DRAINAGE AREA DESCRIPTIONS
DA= 0.04 Ac.
3 / c= 0.90
tc= 5 min.
Oc0 OJ5 Ac.
c
3-2 c= 0.65
tc= 5 min.
O0.166 Ac.
cc 0
3-3 c= 090
tc= 5 min.
D.A= 029 Ac.
3 4 c= 090
tc= 5 min.
DA= OJ7 Ac.
3 5 c= 090
tc= 5 min.
O0.39 Ac.
cc 0
3-6 c= 090
tc= 5 min.
O0 0.09 Ac.
c=
3-7 c= 090
tc= 5 min.
O0 020 Ac.
cc
3-8 c= 0.60
tc= 5 min.
O0.05 Ac.
cc 0
3-9 c= 090
tc= 5 min.
DA= 028 Ac.
3 /0 c= 090
tc= 5 min.
DA- 0.67 Ac.
3 /l c= 0.60
tc= 5 min.
OD.A-= 0.08 Ac.
3 /2 c= 0.65
tc- 5 min.
DA= 0.05 Ac.
313 c= 0.65
tc= 5 min.
DA= 1.68 Ac.
314 c= 0.35
tc= 5 min.
Oc0 OJ5 Ac.
c
3-15 c= 090
tc- 5 min.
DA= 026 Ac.
3 l6 c= 0.35
tc= 5 min.
D.A- OJI Ac.
3 20 c= 090
tc= 5 min.
DA= 15.90 Ac.
3 22 c= 0.63
tc= 5 min.
DA= 036 Ac.
3 23 c= 0.60
tc= 5 min.
D.A= OJl Ac.
3 24 c= 0.90
tc= 5 min.
O0 020 Ac.
cc
4-1 c= 090
tc= 5 min.
O0 022 Ac.
cc
4-2 c= 0.90
tc= 5 min.
O0 OJ7 Ac.
cc
4-3 c= 0.90
tc= 5 min.
DA= OJO Ac.
4 4 c= 0.90
tc= 5 min.
OD.A-
028 Ac.
c= 0.80
tc= 5 min.
O0 023 Ac.
cc
4-6 c= 0.90
tc- 5 min.
DA= 020 Ac.
4 7 c= 0.75
tc= 5 min.
8 O DA= 0.16 Ac.
4 c= 0.90
O0 OJ3 Ac.
cc
6-2 c= 0.90
tc= 5 min.
O0 023 Ac.
cc
6-3 c= 0.90
tc= 5 min.
O0 023 Ac.
cc
6-4 c= 0.90
tc= 5 min.
ODA= OJ7 Ac.
6-5 c= 0.90
tc= 5 min.
DA= 0.09 Ac.
6 6 c= 090
tc- 5 min.
ODA= 227 Ac.
6-9 c= 0.60
tc= 12 min.
ODA= 027 Ac.
6 -ll c= 0.60
tc= 6 min.
DA- 0J7 Ac.
6 /2 c= 090
tc= 5 min.
DA- OJl Ac.
6 /3 c= 0.90
tc- 5 min.
DA= 0.0/ Ac. DA= 0.42 Ac. '
5 2 c= 0.90 6 /4 c= 0.60
tc- 5 min. tc= 8 min.
D.A.= 0.06 Ac. DA= 1.03 Aa
i
5-3 c= 0.56 6 /5 c= 0.82
tc= 5 min. tc= l0 min
DA= 028 Ac. DA= OJO AC 1,74
r r
5-4 c= 0.82 6 /6 c= 0.90
tc= 5 min. tc= 5 min.
DA= 0.08 Ac. D.A= /.39 Ac.j
5 5 c= 062 6 l7 c= 0.82
tc- 5 min. tc= l0 min.
DA= 0.34 Ac.
DA= 0.07 Ac. O DA= OJO Ac. 6 27 c= 0.80
5 6 c= 0,90 6 /8 c= 090 tc- 5 min.
tc- 5 min. tc= 5 min.
DA= 2.82 Ac.
ODA= 0.34 Ac. O DA= 0-18Ac. 6-30 c= 0.64
5 7 c= 0.90 619 c= 0.80 tc- 10 min.
tc= 5 min. tc= 5 min.
EXISTING O DA= 2.60 Ac.
DA= OJ2 Ac. D.A= OJ9 Ac. 6 3/ c= 0.60
5 8 c= 0.90 6 20 c= 090 tc= 12 min.
tc= 5 min. tc= 5 min.
DA= 6.01 Ac.
D.A. 0.06 Ac. DA= 0.62 Ac. 6 32 c= 0.64
5 9O
c= 090 6 2/ c= 0.60 tc= l0 min.
ml
n.5 mn.
tc= 5 min. tcDA= OJO Ac.
D.A- 0.14 Ac.
6 40 c= 090
DA= 02/ Ac. 6-23
5 /0 c= 090 c= 090 EXISTING tc= 5 min.
tc= 5 min. tc= 5 min.
DA= 0.14 Ac.
DA= 0.09 Ac. DA= OJO Ac. 6 41 c= 090
5 2/6 24 c= 090 tc= 5 min.
fc0.67= 5 min. tc= 5 min. EXISTING
tc
D.A- 0J4 Ac. DA= 03/ Ac.
5 9A6 25 c= 0.90
tc090= 5 min. tc= 5 min.
tc
ODA= 0.06 Ac. DA= 2.05 Ac. 6 26
6 I c= 5 min. 090 c= 0,88
ttc= 9.49 min.
tcEXISTING
/1%
�e
1���� EXISYMG
�Ni
vX.;;
\� V �v�VA�
'scup
100, OI
SDP -2009-00039
W a
6i d W
z F.-
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W Z
W
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ao0
LU 00
J
Q
U
U
tc
5 min.
DA= 0.31 Ac.
4 9
c=
0.81
tc=
5 min.
1.02 Ac.
5-I c=
cc
O
0
0.90
tc=
5 min.
O0 OJ3 Ac.
cc
6-2 c= 0.90
tc= 5 min.
O0 023 Ac.
cc
6-3 c= 0.90
tc= 5 min.
O0 023 Ac.
cc
6-4 c= 0.90
tc= 5 min.
ODA= OJ7 Ac.
6-5 c= 0.90
tc= 5 min.
DA= 0.09 Ac.
6 6 c= 090
tc- 5 min.
ODA= 227 Ac.
6-9 c= 0.60
tc= 12 min.
ODA= 027 Ac.
6 -ll c= 0.60
tc= 6 min.
DA- 0J7 Ac.
6 /2 c= 090
tc= 5 min.
DA- OJl Ac.
6 /3 c= 0.90
tc- 5 min.
DA= 0.0/ Ac. DA= 0.42 Ac. '
5 2 c= 0.90 6 /4 c= 0.60
tc- 5 min. tc= 8 min.
D.A.= 0.06 Ac. DA= 1.03 Aa
i
5-3 c= 0.56 6 /5 c= 0.82
tc= 5 min. tc= l0 min
DA= 028 Ac. DA= OJO AC 1,74
r r
5-4 c= 0.82 6 /6 c= 0.90
tc= 5 min. tc= 5 min.
DA= 0.08 Ac. D.A= /.39 Ac.j
5 5 c= 062 6 l7 c= 0.82
tc- 5 min. tc= l0 min.
DA= 0.34 Ac.
DA= 0.07 Ac. O DA= OJO Ac. 6 27 c= 0.80
5 6 c= 0,90 6 /8 c= 090 tc- 5 min.
tc- 5 min. tc= 5 min.
DA= 2.82 Ac.
ODA= 0.34 Ac. O DA= 0-18Ac. 6-30 c= 0.64
5 7 c= 0.90 619 c= 0.80 tc- 10 min.
tc= 5 min. tc= 5 min.
EXISTING O DA= 2.60 Ac.
DA= OJ2 Ac. D.A= OJ9 Ac. 6 3/ c= 0.60
5 8 c= 0.90 6 20 c= 090 tc= 12 min.
tc= 5 min. tc= 5 min.
DA= 6.01 Ac.
D.A. 0.06 Ac. DA= 0.62 Ac. 6 32 c= 0.64
5 9O
c= 090 6 2/ c= 0.60 tc= l0 min.
ml
n.5 mn.
tc= 5 min. tcDA= OJO Ac.
D.A- 0.14 Ac.
6 40 c= 090
DA= 02/ Ac. 6-23
5 /0 c= 090 c= 090 EXISTING tc= 5 min.
tc= 5 min. tc= 5 min.
DA= 0.14 Ac.
DA= 0.09 Ac. DA= OJO Ac. 6 41 c= 090
5 2/6 24 c= 090 tc= 5 min.
fc0.67= 5 min. tc= 5 min. EXISTING
tc
D.A- 0J4 Ac. DA= 03/ Ac.
5 9A6 25 c= 0.90
tc090= 5 min. tc= 5 min.
tc
ODA= 0.06 Ac. DA= 2.05 Ac. 6 26
6 I c= 5 min. 090 c= 0,88
ttc= 9.49 min.
tcEXISTING
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