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HomeMy WebLinkAboutSDP200100039 Letter of Revision 2020-10-19SHIMP ENGINEERING, P.C. Design Focused Engineering October 19, 2020 County of Albemarle Department of Community Development 401 McIntire Road, North Wing Charlottesville, Virginia 22902 RE: SDP200100039 Trinity Presbyterian Church Letter of Revision To Whom It May Concern, Trinity Presbyterian Church is located on TMP 07600-00-00-017CO and 07600-00-00- 017C L This letter of revision is limited to sanitary sewer improvements and a pedestrian path from the adjacent parcels, 07600-00-00-01700 and 07500-00-00-06600. Sanitary sewer improvements will serve TMP 76-17CO3 TMP 76-17CI, TMP 76-17, and TMP 75-66 as TMP 76-17 and TMP 75-66 proposes to develop to private school use (pending SDP2020-52). The pedestrian path connecting Regents School to Trinity Presbyterian Church will serve as a pedestrian connection for overflow parking from Regents School events. A shared parking agreement and exhibit have been attached for your reference; these materials have been included with the October 19, 2020 submission of SDP2020-52 as well. Regards, Rachel Moon ATTACHMENTS: Trinity Presbyterian Church & Regents School of Charlottesville Shared Parking Agreement Shared Parking Exhibit 912 E. High St. Charlottesville, VA 22902 1434.227.5140 1 shimp-engineering.com Application for Letter of Revision Z Letter of Revision = $108 This application may require additional review by the Fire Marshal. Fees in addition to those shown on this application may be required as required by the Fire Prevention Code Fee Schedule. A copy of the schedule is available from the Fire Marshal. Final Site Plan Name and Number: Trinity Presbyterian Church, SDP200100039 Contact (who should we contact about this project) Justin Shimp Street Address 912 E High Street Charlottesville Code22902 Phone Number 434-227-5140 Email justin@shimp-engineering.com Owner Of Record Trinity Presbyterian Church Thomas Street Address P.O. Box 5102 CityCharlottesville Phone Number VA Applicant Regents School of Charlottesville Inc. Street Address 3045 Ivy Road Charlottesville Crate VA Phone Number SUBMITTAL REQUIREMENTS: Code22905 Code22903 cpalumbo@regents- school.org 10 The appropriate fee, 10 The site plan number that the change applies to, 10 A request letter describing the proposed changes from the owner or authorized agent, 4 copies of the plan that shows the proposed changes, Changes must be shown on the sheet or sheets from the approved final site plan, or on an 11"XIT' copy of that portion of the approved final site plan. Owner/ Applicant Must Read and Sign provided on this application and accompanying information is accurate, true and correct to the best and Agent . FOR OFFICE USE ONLY LOR 4 10/ 19/2020 Date 434- 227-5140 Fee Amount $ Date Paid By who? Receipt # County of Albemarle Department of Community Development 401 McIntire Road Charlottesville, VA 22902 Voice: (434) 296-5832 Fax: (434) 972-4126 REVISED 4/23/2018 Page I of 1 LETTER OF REVISION OWNER Trinity Presbyterian Church Thomas P.O. Box 5102 Charlottesville, Virginia 22905 DEVELOPER Regents School of Charlottesville Inc. 3045 Ivy Road Charlottesville, Virginia 22903 PLAN PREPARATION Shimp Engineering, P.C. 912 East High Street Charlottesville, VA 22902 (434)227-5140 TRINITY PRESBYTERIAN CHURCH SDP2001-39 TAX MAP 76, PARCEL 17C TAX MAP 76, PARCEL 17C1 ALBEMARLE COUNTY, VIRGINIA VICINITY MAPSCALE : 1 "= 1000' ZONING EC - Entrance Corridor R1 - Residential ® Ragged Mountain Home 1LLC USE Church MAGISTERIAL DISTRICT Samuel Miller SOURCE OF TITLE 1101C1LCi111INE '] SOURCE OF BOUNDARY AND TOPOGRAPHY Boundary & topography of four foot (4') contours provided by Albemarle County GIS BENCHMARK Datum for topography is NAVD 88 LETTER OF REVISION NARRATIVE The letter of revision to SDP2001-39 is limited to the construction of the pedestrian path and sanitary sewer improvements. No other disturbance is proposed. TRAIL DETAIL EARTH, MULCH, OR STONE DUST 5' PRIMITIVE TRAIL BUCKINGHAM BALMORAL HEIGHTS ZESERVOIR ROAD QUnlvefsrty MrintP$Cr-r, Crnool 7////,/ SITE rtatne Research Park Q r,•nari i.r1 ,..tto�ina v Virginia Eagle V Distributing Co SHEETINDEX C1 COVER C2 SITE PLAN C3 SITE OVERVIEW C4 SANITARY SEWER GRAVITY FLOW PLAN C5 SANITARY SEWER FORCE MAIN PLAN C6 SANITARY SEWER PROFILE AND PUMP STATION DETAILS C7 SANITARY SEWER PUMP STATION CALCULATIONS APPROVALS Current Development Planner Date Current Development Engineer Date Architectural Review Board Date Fire Official Date Building Official Date Albemarle County Service Authority Date Virginia Department of Transportation Date C' IMAGE PROVIDED BY GOOGLE MAPS SHIMP ENGINEERIN 32 LAND PLANNING - PROJECT MANAGEMENT 912 E. 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ALL PUMPS 'OFF' ELEV. = BOTTOM OF WET WELL ELEV. = CONTROL PANEL BOX SHALL CONTAIN A REMOTE MONITORING SYSTEM TO BE MANAGED BY A CONTRACTED PROFESSIONAL THIRD PARTY. IGH WATER ALARM UGiT CONTROL PANEL DIA. PRECAST WATERTIGHT :RETE WET WELL TOP VIEW CONCRETE PAD BACKUP GENERATOR CONTROL PANEL O a 3' DISCHARGE PLO TO 45' ELBOW 2r X 36" ALUMINUM ACCESS HATCH '� 3" ELBOW-J-�'. 4- GRAVITY INFLOW SS DISCHARGE UNE 2' VENT PIPE TWO (2) 9G BENDS POINTED TOWARDS GROUND 3- DISCHARGE PLUG VALVE (3-WAY) TO 45- ELBOW OUT OF WET Nfl1 r� 53' 0.00W 8' TEE DROPL FROM GRAVITY FLOW DISCHARGE PLUG VALVE (3-WAY) ll / rCCS TRACER WIRE INSTALLED ALONG DISCHARGE UME ,3' DISCHARGE LINE —_--- 9.5 — _— POWER SUPPLY � 1-PHASE 230V SUBMERSIBLE PUMPS (2) MAX: 21.5A GOULDS WS-04 SERIES MODEL 3885D4-W530D4 - ORDER NO. MM1204 4' DISCHARGE I 3' 90- ELBO W/ 4'" REDUCER PUMP INLET ELEV. = 475.15' - - 4'X3' REDUCER SD FRONT VIEW SIDE VIEW SANITARY SEWER PUMP STATION DETAILS C6 Scale: 1 "=5' Ln N LL- 510 505 500 495 490 485 480 475 SHIMP ENGINEERING No LAND PLANNING - PROJECT MANAGEMENT 912 E. 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IGH WATER ALARM UGiT CONTROL PANEL DIA. PRECAST WATERTIGHT :RETE WET WELL TOP VIEW CONCRETE PAD BACKUP GENERATOR CONTROL PANEL O a 3' DISCHARGE PLO TO 45' ELBOW 2r X 36" ALUMINUM ACCESS HATCH '� 3" ELBOW-J-�'. 4- GRAVITY INFLOW SS DISCHARGE UNE 2' VENT PIPE TWO (2) 9G BENDS POINTED TOWARDS GROUND 3- DISCHARGE PLUG VALVE (3-WAY) TO 45- ELBOW OUT OF WET Nfl1 r� 53' 0.00W 8' TEE DROPL FROM GRAVITY FLOW DISCHARGE PLUG VALVE (3-WAY) ll / rCCS TRACER WIRE INSTALLED ALONG DISCHARGE UME ,3' DISCHARGE LINE —_--- 9.5 — _— POWER SUPPLY � 1-PHASE 230V SUBMERSIBLE PUMPS (2) MAX: 21.5A GOULDS WS-04 SERIES MODEL 3885D4-W530D4 - ORDER NO. MM1204 4' DISCHARGE I 3' 90- ELBO W/ 4'" REDUCER PUMP INLET ELEV. = 475.15' - - 4'X3' REDUCER SD FRONT VIEW SIDE VIEW SANITARY SEWER PUMP STATION DETAILS C6 Scale: 1 "=5' Ln N LL- 510 505 500 495 490 485 480 475 SHIMP ENGINEERING No LAND PLANNING - PROJECT MANAGEMENT 912 E. HIGH ST. 434.227.5140 CHARLOTTESVILLE VA, 22902 JUSTIN@SHIMP-ENGINEERING.COM jO0�p,LTH oF� o fJS�� z U NSTT moo. fuw a 45183 0 rSIONAL V" LETTER OF REVISION SDP200100039 TRINITY PRESBYTERIAN CHURCH ALBEMARLE COUNTY, VIRGINIA SUBMISSION: 2020.10.19 REVISION: FILE NO. 18.020 SANITARY SEWER 30 0 30 60 90 PROFILE & PUMP STATION DETAILS Graphic Scale: Horx: 1 "=30' Vert: 1 "=10 C6 SANITARY SEWER PROFILE (GRAVITY FLOW Scale: Harz: 1 "=30', Vert: 1 "=10' BACKUP TOP OF WET WELL ELEV. - 454.56' - CONCRETE GENERATOR PAD HIGH WATER ALARM ELEV. _ LAG PUMP "ON" ELEV - LEA➢ PUMP 'ON" ELEV. ALL PUMPS 'OFF' ELEV. = BOTTOM OF WET WELL ELEV. = CONTROL PANEL BOX SHALL CONTAIN A REMOTE MONITORING SYSTEM TO BE MANAGED BY A CONTRACTED PROFESSIONAL THIRD PARTY. IGH WATER ALARM UGiT CONTROL PANEL DIA. PRECAST WATERTIGHT :RETE WET WELL TOP VIEW CONCRETE PAD BACKUP GENERATOR CONTROL PANEL O a 3' DISCHARGE PLO TO 45' ELBOW 2r X 36" ALUMINUM ACCESS HATCH '� 3" ELBOW-J-�'. 4- GRAVITY INFLOW SS DISCHARGE UNE 2' VENT PIPE TWO (2) 9G BENDS POINTED TOWARDS GROUND 3- DISCHARGE PLUG VALVE (3-WAY) TO 45- ELBOW OUT OF WET Nfl1 r� 53' 0.00W 8' TEE DROPL FROM GRAVITY FLOW DISCHARGE PLUG VALVE (3-WAY) ll / rCCS TRACER WIRE INSTALLED ALONG DISCHARGE UME ,3' DISCHARGE LINE —_--- 9.5 — _— POWER SUPPLY � 1-PHASE 230V SUBMERSIBLE PUMPS (2) MAX: 21.5A GOULDS WS-04 SERIES MODEL 3885D4-W530D4 - ORDER NO. MM1204 4' DISCHARGE I 3' 90- ELBO W/ 4'" REDUCER PUMP INLET ELEV. = 475.15' - - 4'X3' REDUCER SD FRONT VIEW SIDE VIEW SANITARY SEWER PUMP STATION DETAILS C6 Scale: 1 "=5' Ln N LL- 510 505 500 495 490 485 480 475 SHIMP ENGINEERING No LAND PLANNING - PROJECT MANAGEMENT 912 E. HIGH ST. 434.227.5140 CHARLOTTESVILLE VA, 22902 JUSTIN@SHIMP-ENGINEERING.COM jO0�p,LTH oF� o fJS�� z U NSTT moo. fuw a 45183 0 rSIONAL V" LETTER OF REVISION SDP200100039 TRINITY PRESBYTERIAN CHURCH ALBEMARLE COUNTY, VIRGINIA SUBMISSION: 2020.10.19 REVISION: FILE NO. 18.020 SANITARY SEWER 30 0 30 60 90 PROFILE & PUMP STATION DETAILS Graphic Scale: Horx: 1 "=30' Vert: 1 "=10 C6 DISCHARGE PLUG VALVE (3-WAY) ll / rCCS TRACER WIRE INSTALLED ALONG DISCHARGE UME ,3' DISCHARGE LINE —_--- 9.5 — _— POWER SUPPLY � 1-PHASE 230V SUBMERSIBLE PUMPS (2) MAX: 21.5A GOULDS WS-04 SERIES MODEL 3885D4-W530D4 - ORDER NO. MM1204 4' DISCHARGE I 3' 90- ELBO W/ 4'" REDUCER PUMP INLET ELEV. = 475.15' - - 4'X3' REDUCER SD FRONT VIEW SIDE VIEW SANITARY SEWER PUMP STATION DETAILS C6 Scale: 1 "=5' Ln N LL- 510 505 500 495 490 485 480 475 SHIMP ENGINEERING No LAND PLANNING - PROJECT MANAGEMENT 912 E. HIGH ST. 434.227.5140 CHARLOTTESVILLE VA, 22902 JUSTIN@SHIMP-ENGINEERING.COM jO0�p,LTH oF� o fJS�� z U NSTT moo. fuw a 45183 0 rSIONAL V" LETTER OF REVISION SDP200100039 TRINITY PRESBYTERIAN CHURCH ALBEMARLE COUNTY, VIRGINIA SUBMISSION: 2020.10.19 REVISION: FILE NO. 18.020 SANITARY SEWER 30 0 30 60 90 PROFILE & PUMP STATION DETAILS Graphic Scale: Horx: 1 "=30' Vert: 1 "=10 C6 APPLICATION DATA AND CONSTRUCTION DETAILS Maximum Solid Size 3" Minimum Casing Thickness Vie" Casing Corrosion Allowance W. Maximum Working Pressure 30 PSI Maximum Submergence, 50 feet Minimum Submergence Fully submerged for continuous operation 6" below top of motor for intermittent operation Maximum Environmental Temperature 40* C(1040 F) continuous operation, 600 C(140* F) intermittent operation Power Cable -Type (See Motor Information forAWG datalsize.) Type SJTOW: single phase, 1 h and 2 HP T e STOW: sin le phase, 1'h - 3 HP and 5 HP, 460 V Type STOW: single phase, 3 and 5 HP, three phase 5 HP, 230 V and 7% HP Motor Cover, Bearing Housing, Seal Housing, Casing Gray Cast Iron -ASTM A48, Class 30 Impeller - Standard, Optional Gray Cast Iron - ASTM A48 or Cast Bronze - ASTM B584 C87600 Motor Shaft AISI 300 Series Stainless Steel Motor Design NEMA 56 Frame, oil filled with Class F Insulation Motor Overload Protection Single phase: on winding thermal overload protection auto reset Threephase: requires Class 10 overloads in control panel Fxtemal Hardware 300 Series Stainless Steel Im ellerT a Semi -open with pump out vanes on back shroud Oil Capacity -Seal Chamber 1.5 quarts Oil Capacity - Motor Chamber 1'h-5 HP single and threephase: 7 quarts 7'%HIP threephase: 6.5 quarts Mechanical Seals - Standard U er Carbon/Ceramic;Type 21 Lower Silicon Carbide/Silicon Carbide; Type 31 Mechanical Seals -Optional Lower I Silicon Carbidefrungsten Carbide; Type 31 DIMENSIONS (All dimensions are in inches. Do not use for construction purposes.) ROTATION 25 # 31 FLAN E 3.50" APPLICATIONS Used in a variety of residential, commercial and industrial applications such as: • Sewage systems, Flood and Pollution Control, Dewatering/Effluent, Farms, Hospitals, Trailer Courts, Motels SPECIFICATIONS Pump: • Maximum solid size: 3" • Discharge size: 4 , 125 # ANSI flange • Maximum capacity: 620 GPM • Maximum total head: 60 feet • 300 Series stainess steel fasteners • 20' Power cord • Standard silicon carbide/silicon carbide outer seal Motor: • Maximum ambient temperature: 104° F (40° C) continuous duty, 140° F (60° C) intermittent duty • Rated for continuous duty when fully submerged • Insulation: Class F • 60 Hertz • Single row ball bearings • 300 Series stainless steel keyed shaft Single Phase: • 1.5 - 5 HP; 208 and 230 volts • Built-in thermal overloads with automatic reset • Built-in capacitors MODEL AND MOTOR INFORMATION 12.62" Three Phase: • 1.5 - 7.5 HP; 200, 230, 460 and 575 volts • Class 10 overload protection must be provided in control panel MOTORS • Fully submerged in oil -filled chamber: High grade turbine oil surrounds motor for more efficient heat dissipation, permanent lubrication of bearings and mechanical seal for complete protection against outside environment. • Class F insulation • Designed for Continuous Operation: Pump ratings are within the motor manufacturer's recommended working limits and can be operated continuously without damage when fully submerged. • Bearings: Upper and lower heavy duty ball bearing construction for precision positioning of parts and to carry thrust loads. • Power Cable: Severe duty rated, oil and water resistant. Epoxy seal on motor end provides secondary moisture barrier in case of outer jacket damage and to prevent oil wicking. 20 foot standard with optional lengths available. • O-ring: Assures positive sealing against contaminants and oil leakage. AGENCY LISTINGS c Tested to UL 778 and CSA 22.2 108 Standards By Canadian Standards Association File #LR38549 Order No. HP Phase Volts RPM Impeller Dla. in. Maximum Amps L.R. Amps KVA Code Power Cable F.L. Motor Efficient % Resistance Wt. (Ibs.) Start Line -Line WS1518D4M 1.5 1 208 1750 5.63 17.2 50.8 B 14/3 80 1.1 0.9 195 WS1512D4M 230 14.7 29.5 E 70 1.4 1.8 WS1538D4M 3 200 11.5 40.9 H 14/4 81 NA 1.7 WS1532D4M WS1534D4M 230 10.0 40.0 F 83 2.3 460 5. 20.0 F 9.3 WS1537D4M 575 4.0 14.4 H 74 14.8 W51518D4 D4 D4 D4 1.5 1 208 1750 6. 15 17.2 50.8 B 14/3 80 1.1 0.9 195 230 14.7 29.5 E 70 1.4 1.8 3 200 11.5 40.9 H 14/4 81 �' 1.7 230 10.0 40.0 F 83 2.3D4 46 5. F 3 9.3 7D4 575 4.0 14.4 H 74 14.8 8D4 D4 4W32D4 1 208 1750 6.63 20.3 50.8 B 14/3 80 1.1 0.9 200 230 17.3 36.9 D 75 1.4 1.5 8D4 D4230 7D4 3 200 13.3 40.9 H 14/4 81 �' 1.72 11.6 40.0 F 832.3D4 460 5.8 20.0 F 83 9.3 575 4.6 14.4 H 74 14.8 WS3018D4 WS3012D4 WS3038D4 WS3032D4 3 1. 208 ,1750 7.00; 25.5 50.8 B -- - 10/3 80 1.1 0.9 208 1230` ;21.5 46.4C' 79': 1.0 1.0 3 200 16.6 53.8 G 10/4 85 NA 1.3 205 230 14.4 49.5 H 14/4 83 1.9 WS3034D4 WS3037D4 460 7.2 24.8 H 83 7.5 575 5.8 17.3 G 78 11.6 WS5012D4 5 1 230 1750 7,25 26.5 57.7 A 10/3 80 1.0 0.8 213 WS5038D4 3 200 19.1 73.9 F 10/4 84 NA 0.9 210 WS503 WS50 W55037D4 14/4 575 6.6 22.8 E 86 7.4 W57532D4 WS7534D4 7.5 3 230 1750 7.69 23.0 105.0 G 10/4 83 NA 0.7 225 460 11.5 52.5 G 83 2.8 WS7537D4 575 1 9.2 1 42.0 1 E 84 4.4 2 PUMP SPECIFICATIONS C7 Scale: N/A Discharge Pipe Information Pipe 1 1 3" force main Pipe 1 Pipe length (feet) 450 It Pipe diameter (inches) 3 in Pipe C-factor 120 Portion of Flow 1 Cross -sectional area (feet) 0,049 It Hydraulic radius 0.063 ft Suction water surface elevation (A) 474.34 feet Suction water surface elevation (B) 475.34 feet Discharge water surface elevation 500.00 feet Static head (A) 25.7 feet Static head (B) 24.7 feet Daily Average Flowrates Type: Unit: Nurrberof Units: unit Total Grade School w/ Showers Each 468 16 7,488 *Church w/ Daycare Each 50.68 25 1,267 �estirrde based on water bill data at7erage. Total 8,755 Daily Peak Flowrates Type: Unit: Nurrberof Units. Daily Average Flow gpd 8,755 Daily Average Flow gpm 6.08 Peaking factor n/a 2.5 Peak Daily Flow gpm 15.20 Wet Well Sizing Type: Unit: Nurrberof Units: Diameter it 5 Volume perfoot gallons 100 Wet Working Depth it 4.73 Total Storage gallons 1,422 Pumping Rate gpm 67 Time to Empy minutes 21 Ave.(gpm) Design Pump Row: 15 DuplexPtnp(2Rxrps) Parameter Pressure Pipe Length, (ft) Pipe Dia., (in) Hazen -Williams, Codf, C 450 3 120 *Ri irig from pump basin to cischarge pant Minor Losses Type K-values # Rttin s Cale Valve 0.19 0 Plug Valve 99% en 0.86 1 Butted Valve 0.4 0 Shin Check Valve 2.6 1 90" Bard 025 0 45' Bend 0.2 0 22.5" Bend 0.12 0 11.25" Bend 0.06 0 Tee thr h 0.6 0 Tee(sideoull 1.8 0 Cross throh 0.6 0 Cross side at 1.8 0 Reducer Increaser 0.1 0 Disoharcie to air 1 1 70.00 60.00 -- - 50.00 - - -- - System & Pump Curves - Regents School/Trinity Church - - - ---. -. - _--_--- -- - -- - - -- --------------._.. - - -- 40.00 _-. «... x TDH - Max. •TDH - Min. 30.00 - - - - -*--Pump5 a m m 20.00 In oD 0 o 3 N v O Lri > LL m m _o 0 10.00 y v -. _____..- - ----.--- - � � m n 0 ❑ ` a 0 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 Flow (gpm) System Curve - Head Loss Calculations Flowrate Water Velocity In: Dynamic Losses, it Total Dynamic Head Total Dynamic Head (+201/6) gpm cfs Velocity ft/s Mincer Losses Pipe Friction Max. Lift ft Min. Lift ft Max. Lift ft Min. Lift ft 0 0 0 0 0 25.66 24.66 30.79 29.59 5 0.01 0.23 0.00 0.06 25.73 24.73 30.87 29.67 10 0.02 0.45 0.01 0.23 25.90 24.90 31.08 29.88 15 0.03 0.68 0.03 0.48 26.17 25.17 31.40 30.20 20 0.04 0.91 0.06 0.82 26.53 25.53 31.84 30.64 25 0.06 1.13 0.09 1.23 26.98 25.98 32.37 31.17 30 0.07 1.36 0.13 1.73 27.51 26.51 33.01 31.81 35 0.08 1.59 0.17 2.30 28.13 27.13 33.75 32.55 40 0.09 1.82 0.22 2.94 28.82 27.82 34.59 33.39 45 0.10 2.04 0.28 3.65 29.60 28.60 35.52 34.32 50 0.11 2.27 0.35 4.44 30.45 29.45 36.54 35.34 55 0.12 2.50 0.42 5.30 31.38 30.38 37.65 36.45 60 0.13 2.72 0.50 6.22 32.38 31.38 38.86 37.66 65 0.14 2.95 0.59 7.21 33.46 32.46 40.16 38.96 70 0.16 3.18 0.68 8.27 34.62 33.62 41.54 40.34 75 0.17 3.40 0.78 9.40 35.85 34.85 43.02 41.82 80 0.18 3.63 0.89 10.59 37.15 36.15 44.58 43.38 85 0.19 3.86 1.01 11.85 1 38.52 37.52 46.22 45.02 90 0.20 4.08 1.13 13.17 39.96 38.96 47.96 46.76 95 0.21 4.31 1.26 14.56 41.48 1 40.48 49.77 48.57 100 0.22 4.54 1.39 16.01 43.06 1 4206. 51.68 50.48 Wet Well Calculations Wet Well Diameter 5 it Wet Well Height 10 ft Pump Rate 67 gpm `Pump rate is where system curve and pump curve cross Min active wetwell volume: 1)Min oflminutepump rate time 67 gallons 2) 10 minutes pump cycle time ( 3 cycles/hr/pump) 167.5 gallons Dimensions of sloped portion around base ofwetwell (ft) height= 1.00 width = 1.00 Volume per foot of depth of wet well : Depth (ft) Volume (gal) 0 0 1 100 2 247 3 394 4 540 5 687 6 834 7 981 8 1128 9 1275 10 1 1422 Inflow rate into Wet Well Discharge Flow Out of Wet Well me Qin= 15.20 gpm Qout= 1 67.001 gpm Tmin= min Minimum Submergence Hx Fd= 0.012 Hx= 0.172 ft Hmin= 4.265 ft 0.034 cfs 0.149 cfs Pump settings: 1) Bottom of wet well 474.86 It 2) Pump Inlet 475.15 It 2) All pumps off 475.32 ft 3) Lead pump on 479.59 It (Condition A) 4) Lag pump on 480.59 ft (Condition B) 5) High Water Alarm 481.59 It 6) Top of wetwell 484.86 It 3 PUMP STATION CALCULATIONS C7 Scale: N/A 1 SYSTEM & PUMP CURVES C7 Scale: N/A Pump Selection Pump 5 Goulds WS_D4 Series Model., 3888D4 WS30D4 Oder No. WS3012D4 3 " (Solids) 4"Discharge Flange 1-Phase 230V 1750 RPM Max Amps: 21.5 Flow Pump 5 TDH (gpm) TDH (ft) 0 46.00 5 45.50 10 45.00 15 44.50 20 44.00 25 43.75 30 43.50 35 42.88 40 42.25 45 42A 3 50 42.00 55 41.50 60 41.00 65 40.63 70 40.25 75 40.13 80 40.00 85 39.50 90 39.00 95 38.75 100 38.50 105 38.25 110 38.00 115 37.75 120 37.50 125 37.00 130 36.50 SHIMP ENGINEERING LAND PLANNING - PROJECT MANAGEMENT 912 E. HIGH ST. 434.227.5140 CHARLOTTESVILLE VA, 22902 JUSTIN@SHIMP-ENGINEERING.COM � �PLTH OR O G o J�0I u JUSTIDWVHIMP Y lio. 45183 /CNAL LETTER OF REVISION SDP200100039 TRINITY PRESBYTERIAN CHURCH ALBEMARLE COUNTY, VIRGINIA SUBMISSION: 2020.10.19 REVISION: FILE NO. 18.020 SANITARY SEWER PUMP STATION CALCULATIONS C7 REGENTS SCHOOL OF CHARLOTTESVILLE SHARED PARKING EXHIBIT 10 OCTOBER 2020 i �• -q S BI3.5 LOCATION OF SHARED PARKING FOR REGENTS SCHOOL EVENTS 100 0 100 200 300 Graphic Scale: 1 =100' a W W Z Z W LAND PLANNING • PROJECT MANAGEMENT 912 E HIGH STREET, CHARLOTTESVILLE VA 22902 • 434-227.5140 • JUSTIN@SHIMP-ENGINEERING.COM