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HomeMy WebLinkAboutSDP200100087 Calculations 2001-07-27 TCS Engineering Company Jim Taggart, P E 7/27/01 Virginia Department of Transportation-Pavement Design Guide©1996 Appendix IV Flexible Pavement Design for New Subdivision Streets This sheet is intended for use in conjunction with VDOTs Subdivision Street Requirements County Albemarle Date 27-Jul-01 Subdivision Spnngridge Street Name Piney Knoll W therwood,and Leytand Drive(Similar Design) Developer sorest Lakes Associates Phone 979-9500'I' :: ADT Projected Traffic for thestreet segment considered, as defined in the Subdivision Street Requirements CBRd Design CBR=Average of CBRt x 2/3 and modified only as discussed in the Pavement design manual CBRt CBR value of the subgrade sample,taken and tested as specified in the Pavement Design Manual DME VDOT District Materials Engineer EPT Equivalent projected traffic HCV Number of Heavy Commercial Vehicles(e.g.trucks, buses, etc,with 2 or more axles and six or more tires) %HCV Percentage of total traffic volume composed of heavy commercial vehicles ,s RF Resiliency Factor=Relative value of the subgrade soil's ability to withstand repeated loading � 1tipLTI/O4 ' SSV Soil Support Value of subgrade(SSV=CBRd x RF) .0 G Dp Thickness Index of proposed pavement design computed by the conventional pavement Desigrrethod 4,7 Dr Thickness Index required, based on design ADT and SSV determined by Appendix II 1�� J U 2 7 2001 " ':� • CU y. •a : , mmy L. -f 7a „;, • • No. 0 e v. ' Siox SrONAL E . Step I: Determine Design ADT Step 2: Determine Design Values '4,i44 ADT 185 CBR, RF,and SSV ................................. .. ... ... . %HCV=100 x HCV/ADT ..... :;5% Sample CBRt Resiliency Factor (RF) EPT=0.2(%HCV x ADT) 185 #1 4 Source Value or Note for #2 Table 1 20 x HCV %HCV>5%. #3 Appendix I 1 note.for%HCV<=5%, use ADT EPT>ADT #4 DME Approved RF _ Design ADT=Greater of 185 #5 For Preliminary Designs, use the ADT or EPT #6 Lowest RF Value in the equation CBRd x RF = SSV 2.68 r"---F-1 2.68 Step 3: Pavement Design (Check appropriate box and show proposed pavement design below) _ __` (A) Limited to ADT<=400 (Show pavement material notations and thickness form Appendix IV tables A&B) x (B)Show pavement section as developed in the Pavement Design Guide Dr= 8.5 (See Appendix III for material notations and thickness equivalency values(a)) from Appendix II Description of Proposed Pavement Section Material Notation Thickness, h a (a x h) Surface SM9.5A 2.00 in. 1.67 3.34 Intermediate 0.00 Base Untreated Aggregate#21-A 6.00 in, 1 6 00 Subbase 0.00 Dp must meet or exceed the value of Dr Dp=Sum(a x h) = 9.34 OK Phone 804-361-1215 Fax 804-361-1216 Email. Jtagg2@AOL.com Hydraflow Summ y Report Page 1 Line Line ID Flow Line Line Invert Invert Line HGL HGL Minor Dns No. rate size length EL Dn EL Up slope down up loss line (cfs) (in) (ft) (ft) (ft) (%) (ft) (ft) (ft) No. 1 Outfall to 2A 39.86 36 c 189.0 411.00 433.45 11.878 414.00 435.46 0.68 End 2 2A to 2B 39.43 36 c 39.0 433 65 434.58 2.385 436.14 436.58 1.44 1 3 2B to 2C 34 61 36 c 55 0 434 78 435 50 1.309 438.03 438.10 0.55 2 4 2C to 2D 11 69 24 c 132 0 436.50 442 45 4 508 438 65 443 66 0 67 3 5 2D to 2E 6.51 15 c 50.0 443.20 444 20 2.000 444.33 445 22 0.72 4 6 2E to 2F 4.96 15 c 77.0 444.30 447.20 3.766 445.94 448.09 0.65 5 7 2F to 2G 2.34 15 c 102.0 447 40 448 50 1 078 448.75 449 11 0 30 6 8 2G to 2H 1.41 15 c 60 0 448.70 451.99 5.484 449.41 452.46 0.19 7 9 2H to 2i 0.61 15 c 413.0 452.20 475.16 5.559 452.65 475.47 0.10 8 10 2i to 2J 22.63 24 c 21.0 436.50 437.80 6.190 438.65 439.48 1.50 3 11 2J to 2K 18.36 24 c 32 0 438 00 439.97 6.156 440.98 441.49 0.88 10 12 2K to 2L 17.27 24 c 163.0 439.97 445.00 3.086 442.37 446 47 0 75 11 13 2L to 2L1 2.04 15 c 21.0 445 25 445 50 1 190 447 23* 447 25* 0 04 12 14 2L to 2M 15.23 24 c 142 0 445.20 453 30 5.704 447 23 454.68 1 01 12 15 2M to 2N 13.44 24 c 70.0 453.50 454.40 1.286 455.69 455.73 0.28 14 16 2N to 2o 12 92 24 c 22 0 454.60 454 80 0 909 456.02 456 07 0.87 15 17 2o to 2o1 1.31 15 c 40 0 455 30 456 00 1.750 456.95 456 96 0 03 16 18 2o to 2P 11 05 18 c 46 0 455 30 457 50 4 783 456 95 458 77 1 12 16 19 2P to 2Q 9.84 18 c 91.0 457 70 460.30 2.857 459.89 461.50 0.99 18 20 2Q to 2R 2.71 15 c 165.0 460.55 464.60 2.455 462.48 465.26 0.19 19 21 2R to 2S 0.70 15 c 191.0 464.80 466.50 0.890 465.45 466.84 0.11 20 22 2Q to 2Q1 5.08 15 c 20.0 460.55 462.10 7.750 462.48 463.00 0.67 19 23 2Q1 to 2Q2 4.64 15 c 131 0 462 30 463 70 1 069 463.67 464.56 0 62 22 24 2Q2 to 2Q3 1.36 15 c 43.0 463.90 464.30 0.930 465.18 465.19 0.00 23 25 2Q3 to 2Q4 1 36 15 c 98 0 464 50 465 50 1 020 465 19 465 97 0.16 24 26 2Q2 to 2Q2A 2.95 15 c 42.0 467 30 467 80 1 190 467 87 468 49 0.28 23 27 2P to 2P1 0.68 15 c 64.0 457.75 458 30 0 859 459 89* 459.90* 0.00 18 28 2P1 to 2P2 0.68 15 c 74.0 458.50 459 30 1 081 459 90 459 90 0.02 27 29 2J to 2J1 3.81 15 c 49.0 438.00 442.10 8.367 440 98 442.88 0.52 10 30 2J1 to 2J2 3.35 15 c 43 0 442 30 445 50 7.442 443.40 446.23 0.31 29 31 2E to 2E1 0.71 15 c 140 0 444 30 453 00 6.214 445.94 453 34 0 11 5 32 2F to 2F1 1 72 15 c 42 0 447 40 450 10 6 429 448.75 450.62 0.19 6 Project File: Storm2rev2 stm IDF File Albmrle.IDF Total No.Lines: 34 Run Date 07-27-2001 NOTES c=circular; e=elliptical; b=box; Return period= 10 Yrs; *Indicates surcharge condition. Hydraflow Summ y Report Page 2 Line Line ID Flow Line Line Invert Invert Line HGL HGL Minor Dns No. rate size length EL Dn EL Up slope down up loss line (cfs) (in) (ft) (ft) (ft) (%) (ft) (ft) (ft) No. 33 2D to 2D1 1 35 15 c 235.0 443.10 446.00 1 234 444 33 446.46 0.16 4 34 2M to 2M1 0 30 15 c 28.0 453.50 453.80 1.071 455.69* 455 69* 0 00 14 Project File Storm2rev2.stm IDF File: Albmrle.IDF Total No Lines. 34 Run Date 07-27-2001 NOTES: c=circular; e=elliptical; b=box; Return period= 10 Yrs; *Indicates surcharge condition Z N) O Co0D V 0) CD A W N) O COO CD J 0) C)1 A COW N N O -o CD ... m Q (n n N W OD V 0) (11 A W N m • -I O. 0 (0 CD 0) O U1 A N N) 0 7a O co co -. — CO N V --. NJ -� C.) II A 0) -- J 0 -. 01 W � ....10 CO 0) 0) 0 N 0 A 0) N O 0 J 0 W 0 co O) cor .--. 0 Q O O O O O O O O O O O O O O O o 0 0 O = 0 A N O O O O O O O O O O O O O O O O O O O O O _ ,-.1 CD N 0) 0 V — — W 0 0) -. — W — C.) N N C» n 0 0 < N W A 0 0 0 0 0) Cn O O O O co O O O J CD 10 0) -% 7 N Cp to o 3 O O N co O A A A 0 A C11 0) O o O — — N O (O (0 -I X. 0 CCD N CD J A V N W 0) co co 0 0O Cn 01 CO A Co Co 0) O» co N Cn co 0 0 (1 (n Cn 0) 0) — O i3 CO A 0) CD 0 0 0 0 0 0 0 0 0.cn 0 0 0 0 0 0 0 0 0 0 0 0 C) 'Z1 3 + A A A 0 CO O V o O co O 0) co O O O O Con (All C') A 0 v (n (n (n 0 O O O O O == V O O 0 0 O 0 0 0 0 0 0 0 0 0 0 0 0 O O O 0 0 3 Al 0 - Ni.,_, — 0) 0 0 — — O N O O N O � — — N 0 Cl 0 CO (O CO CO (O (0 J 0 A (0 J CD (0 A CO(D N 0) D CD _ cu x CD O 0 � 0 N N N 0 N W W 0 0 0 O (n CD (n -{ x N O- Co W — co (WO op A J co Cl0) 0 OJ N A 0 A CD 0) 0W A •- C) — 3 -o CJl 01 CJl (n 07 CD Ul al Ul O (n C)7 0 CJl CD Ul Ul Ul Ul Ul (n 3 7 /1� O O O O O O O O O O O O O O O O CJ O O O O O S• .�—i �Y a T II CD Ul CD CD (41 -. — N N N N N N () O O — N O N N N O co co coO co (O O N 3 O D 0 (D -- iv W 0) O Cn Co (o oD J O — v i0 O = ,ul •' A' aiY - 3 CA ( J Cn Cn Cn J (n CD (n V A A A J A A CO W W C.) W 0) j• — A N — — O — Co c0 co — — O CO (O (0 O (X) 03 111 0 0 j' 7 0 p) O N CO N) — --1. N 0 N A O) W W 0) n - -1 ✓ j O (a N C''' Cn O "'I O " Cr) A W i0 Cl) A CO (O O .O•. ii 0 A O (O N A N W 0 A 0) C 04. O H y F ' 01 N � W J 0) CO (0 - CO 0) 0) -+ N 03 NJ N U1 J W (11 CD -. -. 0) (O A J � N E.CCR O O J N 0 (n A O (O 0) 0 Cn CD j N) co m 0 IV 0 C 0 CD (O V (0 A in 0) O al J — N) N in co O W --o N N) U1 J 0) U1 N W N J W N W N O (O d — W 0) (3) Cn UI Cn � 0) 0) V N N N A U1 A CD V 0) j O) — O Cn — J — H 0) N C; co O 0) (0 O) OD Co — b J y CD J -A A CO Co CD 0) 0) W A N -AN 0 J J II A A 01 Cn O CO 0 A A A U7 A N) A U1 CD Cn U1 CD A OW) 0W) 00)) N O S Is-, O co -o O N N) A O cn — co 0) 0) Cn Cn — co N) A N) _ v) co� -. CD A CO '..,1V (O N V O Cn A O V O Cn W W o O co Cn 0) co Cll co O co co 0) co 0) CO CO J 0 — CO CO 'O -1 Co CD O_ ,p pp .Ap O- co 0 co Co O b 0 0 0 0 b Co Co 0) co O O 0 Ul O W CD < Q— C AA .pp .� cr t tit CADI CA11 t t A W W p 0 t t A 8 A CD (D A O J U1 01 A CO CD (n CD CO N Co in J W W 0) in N N Co O in N J A .co N 0 V 0) 0 O 0 CD 0 0 0 0 0 0 CD J 0 0 0 0 0 0 0 0 Co CD 0 7 7 A co O N 0) 0)0 0 CA co 00) ON) Con A v OA) A ((A0 CCP N (AO CO CAD 0) co 0 01 C • A A ON) 0 v 00) 0J W 00D 01 iv v (AO co v (�) (00 N 00) 0 00D t II C) C pp r O C0J1 0) (00 00) 00) 00) U01 -4 H NJ 5 coW N ((0 A CCD CO CD 0 co 0)) A < * A A CD (O (O O 0) N N W (0 Cr) Co A --o (O co 0 O — O �- c/) U1 co (O U1 Cn N) co co co J Co (n 01 CD A W CD W A 0 X A A A A A A A CD o A J 4 0 A -8 A A CD N 0) 0 7 CO O) co 0 W (n O) W (11 U1 co J co iJ b 0) (n co 0- 0 © O O 0 J 0 0 (3 0 0 J J 0) CD 0 0 0 0 0 J (n m _— A .TJ `D A m 8 A (All 0 . 4 N A A A A ( N A A N j. O (0 01 IV 0 O 0 O 0 O Co P.) CO AA N 0 CD CO 0 CO N W W CD - 0 m v 0) W 01 01 0 0) co 'at 01 (0 J CD (0 — N — O O (n (0 0 - if v 0 0 0 0 O 0 0 0 0 --.1 J 0 (0 0 0 0 0 0 J Cn 0 C NO N N N N N) N N N N N N N N N N N N N N N o 73 0 -0 o o Z K I 1 T C = 0 m m 0 C) auD C O O O O O 0 o O O p O N O O 0 0 0 0 0 0 p) I- ry N N N N N N N N N N L N Ni N) N N N N N = j' CD m 0 m a 0 z 1— '— T i 0 m m 0 0 0) o (o D v to (0 co Hydraflow Storm Sewer Tabulation Page 2 Station Len Drng Area Rnoff Area x C Tc Rain Total Cap Vel Pipe Invert Elev HGL Elev Grnd/Rim Elev Line ID coeff (I) flow full Line To Incr Total Incr Total Inlet Syst Size Slope Up Dn Up Dn Up Dn Line (ft) (ac) (ac) (C) (min) (min) (in/hr) (cfs) (cfs) (ft/s) (in) (%) (ft) (ft) (ft) (ft) (ft) (ft) 22 19 20.0 0 10 1.24 0.90 0.09 0.86 5 0 7 7 6 1 5 08 17.98 4 75 15 7 75 462 10 460 55 463 00 462.48 467 10 465.30 2Q to 2Q1 23 22 131 0 0 10 1.14 0.90 0.09 0 77 5 0 7 1 6 3 4 64 6.68 4 46 15 1 07 463 70 462.30 464.56 463.67 472.10 467.10 2Q1 to 2Q2 24 23 43 0 0 00 0.40 0.00 0.00 0.26 0 0 6 5 6 5 1 36 6.23 1 28 15 0 93 464 30 463 90 465.19 465 18 473.40 472.10 2Q2 to 2Q3 25 24 98 0 0 40 0.40 0.65 0.26 0.26 5 0 5 0 7.1 1 36 6 52 2.60 15 1 02 465 50 464.50 465 97 465.19 470.50 473 40 2Q3 to 2Q4 26 23 42 0 0 64 0.64 0.65 0.42 0.42 5.0 5.0 7.1 2 95 7 05 4 87 15 1.19 467 80 467.30 468 49 467 87 472 80 472 10 2Q2 to 2Q2A 27 18 64 0 0 00 0 32 0.00 0.00 0.21 0.0 7.2 6 3 0 68 5.99 0 56 15 0.86 458 30 457 75 459 90 459.89 465 40 462.50 2P to 2P1 28 27 74 0 0 32 0 32 0 65 0 21 0 21 5.0 5.0 7.1 0.68 6.71 0.86 15 1.08 459.30 458.50 459.90 459.90 464.30 465.40 2P1 to 2P2 29 10 49.0 0 30 1.15 0.70 0.21 0.76 5.0 8.3 6.0 3.81 18.68 3.91 15 8.37 442.10 438.00 442.88 440.98 447.10 444.77 2J to 2J1 30 29 43 0 0 85 0 85 0.65 0.55 0.55 8.0 8.0 6.1 3.35 17.62 3.70 15 7.44 445.50 442.30 446.23 443.40 450.50 447.10 2J1 to 2J2 31 5 140 0 0 20 0.20 0 50 0.10 0.10 5.0 5.0 7.1 0.71 16.10 1.62 15 6.21 453.00 444.30 453.34 445.94 458.00 450.10 2E to 2E1 32 6 42.0 0.63 0.63 0.45 0.28 0.28 8 0 8.0 6 1 1 72 16.37 2.46 15 6.43 450 10 447.40 450.62 448 75 455 10 453.20 2F to 2F1 33 4 235.0 0 27 0 27 0.45 0 12 0 12 5 0 5.0 7 1 1.35 7.17 2.17 15 1.23 446 00 443.10 446.46 444.33 451.00 449.00 2D to 2D1 34 14 28.0 0.10 0 10 0.45 0 04 0 04 5 0 5.0 7.1 0 30 6.68 0.25 15 1.07 453.80 453.50 455.69 '455.69 458.88 458.30 2M to 2M1 Project File: Storm2rev2.stm IDF File. Albmrle IDF Total number of lines.34 Run Date: 07-27-2001 NOTES: Intensity=41.75/(Inlet time+7.10)A 0 71; Return period= 10 Yrs. ; Initial tailwater elevation=414 00 (ft) ; Total flows limited to inlet captured flows. Z -o N) N N CO CO -J O) N A W N I 0 O N 0 CO CO "NI CA CJ) A W N 0 0 r 7 16/ m Q` T N N) N N N N N N N N N) N N N N N N N N N N) Mil 0 w X) 0 13 O O Z g 1- r x C- = 0 m m 0 0 W �? CA < < 0 0 0 0 0 0 0 0 °I 0 0 0 0 0 0 0 0 0 < < �+ gDO O O O 0 p O. O 0 0 0 O 0 O O O O ( O O O G 0 m N 0 0 0 0 0 0 0 m 0 0 - 0 0 0 0 0 0 0 0 C �p w w 0 is W is w ra y is �. .� .� CO W vW CO 03 m CO CO W CO CO CO 0 o - II y O O O O N N N O O 0 - O - O o - O 7, O 7, O o � nO 0) A O O O IJ V 0 OA -OI N o O A o . 0 CD O A C�nI 0) A I, DCI - A _. rF 7 N O O O Xi O O O o o N 0 O N - -- N - N N O W 0 Cl c W S 8 p O o p 0 CVJ) N CDD CVO 0 CO W - COO ((7) ( CWJ) C0 0 0N) N . o CD II A 0 0 N N 0 O O N 0 0 0 0 O O O W O A 0 C) v t 21 O• pp W O & AO 8 -O O A O wD W N oN & n N yamO AO (J1 AL O O O O 0 - O O N O O N • N N N 0 0 O O V Q 5 al S S S cJ N N W CO S S O � p 8 cJ) wn D S $ S p . p cs m 0 C) C) C) G) 0 0 0 0 C) G) K 0 C) 0 0 0 C) C) G) C) C) C) .� + c o) oZ d c c c c c o) = c c c c c c c @ c c c v m a m m m Cr CT v CT v m 0 v a v 0 a- v m CT Cr v n m o m o) o 0 0 0) o) o) o) o) o o D) o) o) o) 0) 0) 0) 0 o) o) 0) X C) O D O o o 0 o O O o o O o o b 'oo O O O b O o O c 3 a W O O 0 W A W C.) A 0 0 W W W W W W CO) 0 CA) N NO 7 73 0 S S S S S S S 8 8 S S p O S S 8 S p O S 8 S Oo O =r S O O C 3 p O o O O O p o 0 o o O O o p O o O 7. O o O N al -g S a a Co S S S S o co S 0 S 8 S 8 8 S &) S S S xm a 0 II P N N N O O O O O N O O O O O O O O C7) O O O m 8 8 8 0 8 8 8 S S S S 8 8 S 8 8 8 8 8 8 8 0 `° o 6 O N N N O O O O O N O O O O O O O O N O O O M -• S S" S 8 S S S S S `b) S S o o S 8 S S 8 S 0 0 • a o (I) v) cn o o O o o cn 8O o N0 �p0 0 o O pp0 (p o co to dap) f0 CD CD c.n N O O W O .A A O O m N f� CC A O $ O N N N N N N N N N N o N) N N N N N N N N N N 00 S 8 8 S S S S S S S S S S S S S S S S S S 0 o o 0 0 0 0 0 0 pp 0 0i. 0 Q0 0 0 0 003 o03 000 0 0 0 0 0 0. 0 ca w w w 8 cw.) u) ww) w w 0 w `G') w w w w C.).) w w w w O 7 W W W W a § a a a a a a a a a a a a a a a a a 0 0 0 0 0 0 go 0 0 o 0 0 0 o o O p O o 0 0 b b b b b 0 0 c-II 0)N N N N N N N N N N O N N N N N N N Na N N N X CD O O M op SO 8O O O O O O O O O O o o O O O Opp O O O coco b W O O O W W CO CA) Cal0 W W W W W W w COO W 88 A O - O O p p O O O O O a O o O O pO O O S m CVJ) 0V) 0V) 0 W g t N 0V) S N t Co COO COJ1 .I - CCD O S 0 O 0) 0) 0ON 0 NO O O 0) O O O NO 0 o O O A W w O O CD 0 CO _Al m el CC.) N O O gOOD N 8 N O f0 -V• W VW W A W --,CO N 0 7 a c a. 0 0 0 o O o 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 o 0) CO CO" N N O O A O 8 8 O W v N (Nn O CO 8 A 8 O v -.0) CD 0) N V N N CO 0) 0 'NI W A 0) CJ CI A - co - 13 5 v N O O 0) S O A S N N S VD N N N 8 O p A A CVO N y ;: CS N N N N N N N N N N O N N N N N N N N N N N - O S S S 8 S S S 8 8 S O S S S S 8 S 8 S S S S .2.15 11 ID _ an CJ) •• CO 0) A A A N N tO co V O) C1) A W N Z N Hydraflow Inlet Report Page 2 Line Inlet ID Q= Q Q Q Junc Curb Inlet Grate Inlet Gutter Inlet Byp No CIA carry capt byp type line Ht L area L W So W Sw Sx n !depth spread depth spread Dep No (cfs) (cfs) (cfs) (cfs) (in) (ft) (sgft) (ft) (ft) (ft/ft) (ft) (ft/ft) (ft/ft) (ft) (ft) (ft) (ft) (in) 23 2Q2(VDOT DI-3 0.64 0.00 0.33 0.31 Curb 6.0 3.00 0 00 0 00 0.00 0.060 2.00 0 833 0.021 0.013 0.33 0.40 0.16 1.53 2 00 22 24 2Q3(Manhole) 0 00 0.00 0.00 0 00 MH 0.0 0.00 0 00 0 00 0 00 0 000 0.00 0 000 0.000 0.013 0.00 0.00 0.00 0.00 0.0 23 25 2Q4(VDOT DI-3 1 85 0.00 1.36 0.49 Curb 6.0 6.00 0 00 0 00 0 00 0.020 2.00 0 833 0.021 0.013 0.60 0.72 0.27 4.92 2.00 33 26 2Q2A(VDOT DI- 2 95 0.00 2.95 0.00 Grate 0.0 0.00 1.00 2 50 2 50 Sag 2 00 0 833 0.021 0.000 1.76 6.44 0.30 6.44 2.00 19 27 2P1 (Manhole) 0 00 0.00 0.00 0.00 MH 0.0 0.00 0 00 0.00 0.00 0.000 0.00 0.000 0.000 0.013 0.00 0.00 0.00 0.00 0.0 28 28 2P2(VDOT DI-3 1.48 0.00 0.68 0 79 Curb 6 0 3.00 0 00 0 00 0 00 0 020 2 00 0 833 0 021 0.013 0.55 0 66 0.25 3.97 2.00 13 29 2J1 (VDOT DI-3B 1.49 0.00 0.46 1 03 Curb 6.0 3.00 0.00 0 00 0.00 0.100 2.00 0.833 0 021 0 013 0.41 0 49 0 19 1 82 2.00 10 30 2J2(VDOT 01-12 3.35 0.00 3.35 0.00 Grate 0.0 0.00 1.14 3.67 2.50 Sag 2.00 0.833 0.021 0.000 1.76 6.30 0 30 6 30 2.00 29 31 2E1 (Double 01-1 0.71 0.00 0.71 0.00 Grate 0.0 0.00 0.24 5.00 2.50 Sag 2.00 0.833 0.021 0.000 1.76 6 48 0 30 6.48 2.00 5 32 2F1 (VDOT 01-12 1.72 0.00 1.72 0.00 Grate 0.0 0.00 0.58 3.67 2.50 Sag 2.00 0.833 0.021 0.000 , 1.76 6 55 0 30 6 55 2.00 6 33 2D1 (VDOT DI-1) 0.86 0 49 1 35 0 00 Grate 0 0 0 00 0 29 2 50 2 50 Sag 2.00 0 833 0.021 0.000 2.21 27.70 0.75 27.70 2.00 Off 34 2M1 (VDOT 01-3 0.32 0 00 0.30 0 02 Curb 6.0 4 00 0 00 0 00 0 00 0 015 2.00 0 833 0 020 0.013 0.33 0.40 0.15 1.45 2.00 1 Project File. Storm2rev2.stm I-D-F File: Albmrle IDF Total number of lines.34 Run Date: 07-27-2001 NOTES. Inlet N-Values= 0.016; Intensity=41.75/(Inlet time+7.10)A 0 71; Return period= 10 Yrs. ; * Indicates Known Q added