Council Meeting/Documents/APPENDIX C OFFSITE SANITARY SEWER - FIGURE 3 AND SANITARY SEWER CAPACITY ASSESSMENT
Appendix
APPENDIX C OFFSITE SANITARY SEWER - FIGURE 3 AND SANITARY SEWER CAPACITY ASSESSMENT
November 3, 2020Pages 220–2236 sections
Engineering documents assessing the existing and proposed capacity of the sanitary sewer system serving the development.
October 9, 2019October 31, 2019
APPENDIX C
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OFFSITE SANITARY SEWER - FIGURE 3 AND SANITARY SEWER CAPACITY ASSESSMENT
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9 ERSKINE LANE
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OFFSITE SANITARY SEWER - FIGURE 3
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TOWN OF VIEW ROYAL
CIVIC ADDRESS: 9 ERSKINE LANE, LOT B TOWN OF VIEW ROYAL, PLAN VIP26648
- OCTOBER 2, 2019
- IEL PROJECT: 2253
- ISSUED: OCT 09, 2019
- DRAWN BY: KK
- CHECKED BY: MJA
TABLE 1 - SANITARY SYSTEM EXISTING CAPACITY ASSESSMENT
PROJECT: 9 Erskine Lane JOB No.: 2253 DATE: 10/31/2019 ENG.: MJA DESIGN: RBJ FILE: G:\My Drive\Civil\Civil Projects\2253 - 9 Erskine Lane\9 Calculations & Estimates\9.3 Design Spreadsheet Information[2253- Table 1 - Existing System Assessment - Oct 29 2019.xlsx]A REFERENCE: View Royal Sanitary Master Plan January 2019 SINGLE-FAMILY CAPITA: 2.75 Per Unit MULTI-FAMILY (HIGH) CAPITA: 1.85 Per Unit (Based on 0.67 x SFC) RESIDENTIAL FLOW: 213 L/Capita/Day INFILTRATION: 32500 L/ha/Day (100 yr) PEAKING FACTOR: Harmon Formula
FIGURES GIVEN BELOW APPLY TO THE LOWER END OF EACH LINE
| LINE | LENGTH (m) | SLOPE (%) | Single-Family Units (Incr.) | Single-Family Units (Sum) | Multi-Family Units (Incr.) | Multi-Family Units (Sum) | Catchment Area (ha) | Catchment Sum (ha) | Total Capita | Infiltration (L/s) | Average DWF (L/s) | Peaking Factor | Peak DWF (L/s) | Existing Comm. Flow (L/s) | Proposed Comm. Flow (L/s) | Total Flow Qa (L/s) | Total Flow Qa (m³/s) | PIPE SIZE Ø (mm) | SLOPE (%) | n | Qf (m³/s) | Vf (m/s) | Tf (min) | Qa/Qf | d/D | Va/Vf | Va (m/s) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NewSMH 1 - SMH 2 | 35.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.86 | 0.86 | 0.00 | 0.323 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 0.32 | 0.00032 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 0.40 | 0.0070 | 0.13 | 0.48 | 0.71 |
| SMH 2 - SCO531 | 51.60 | 6.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.86 | 0.00 | 0.000 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 0.32 | 0.00032 | 200 | 6.00 | 0.013 | 0.080 | 2.56 | 0.34 | 0.0040 | 0.18 | 0.60 | 1.53 |
| SCO531 - SMH530 | 62.00 | 14.40 | 3.00 | 3.00 | 0.00 | 0.00 | 0.17 | 1.03 | 8.25 | 0.064 | 0.020 | 4.422 | 0.090 | 0.000 | 0.000 | 0.48 | 0.00048 | 200 | 14.40 | 0.013 | 0.124 | 3.96 | 0.26 | 0.0038 | 0.24 | 0.68 | 2.69 |
| SMH530 - SMH529 | 31.00 | 1.73 | 0.00 | 3.00 | 65.00 | 65.00 | 2.13 | 3.16 | 120.25 | 0.801 | 0.296 | 4.221 | 1.251 | 0.000 | 0.000 | 2.53 | 0.00253 | 200 | 1.73 | 0.013 | 0.043 | 1.37 | 0.38 | 0.0586 | 0.13 | 0.48 | 0.66 |
| New Service - SMH529 | 10.00 | 2.00 | 0.00 | 3.00 | 0.00 | 65.00 | 1.60 | 4.76 | 0.00 | 0.602 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 3.13 | 0.00313 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 0.11 | 0.0675 | 0.13 | 0.48 | 0.71 |
| SMH529 - SMH528 | 48.00 | 1.90 | 2.00 | 5.00 | 0.00 | 65.00 | 0.53 | 5.29 | 5.50 | 0.199 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 3.39 | 0.00339 | 200 | 1.90 | 0.013 | 0.045 | 1.44 | 0.56 | 0.0750 | 0.13 | 0.48 | 0.69 |
| SMH528 - SMH527 | 88.00 | 2.86 | 0.00 | 5.00 | 70.00 | 135.00 | 0.53 | 5.82 | 129.50 | 0.199 | 0.319 | 4.211 | 1.344 | 0.000 | 0.000 | 4.93 | 0.00493 | 200 | 2.86 | 0.013 | 0.055 | 1.77 | 0.83 | 0.0890 | 0.15 | 0.54 | 0.95 |
| SMH527 - SMH67A | 49.00 | 2.78 | 0.00 | 5.00 | 0.00 | 135.00 | 0.00 | 5.82 | 0.00 | 0.000 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 4.93 | 0.00493 | 200 | 2.78 | 0.013 | 0.055 | 1.74 | 0.47 | 0.0902 | 0.15 | 0.54 | 0.94 |
| SMH67A - SMH67 | 40.00 | 3.54 | 7.00 | 12.00 | 0.00 | 135.00 | 0.00 | 5.82 | 19.25 | 0.000 | 0.047 | 4.383 | 0.208 | 0.000 | 0.000 | 5.14 | 0.00514 | 200 | 3.54 | 0.013 | 0.062 | 1.96 | 0.34 | 0.0833 | 0.16 | 0.58 | 1.14 |
| SMH67 - SMH66 | 40.00 | 3.58 | 2.00 | 14.00 | 0.00 | 135.00 | 0.17 | 5.99 | 5.50 | 0.064 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 5.27 | 0.00527 | 200 | 3.58 | 0.013 | 0.062 | 1.98 | 0.34 | 0.0849 | 0.16 | 0.58 | 1.15 |
| SMH66 - SMH65A | 26.50 | 0.92 | 2.00 | 16.00 | 0.00 | 135.00 | 0.17 | 6.16 | 5.50 | 0.064 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 5.39 | 0.00539 | 200 | 0.92 | 0.013 | 0.031 | 1.00 | 0.44 | 0.1714 | 0.12 | 0.43 | 0.43 |
| SMH65A - SMH65 | 100.60 | 0.92 | 5.00 | 21.00 | 0.00 | 135.00 | 0.51 | 6.67 | 13.75 | 0.192 | 0.034 | 4.400 | 0.149 | 0.000 | 0.000 | 5.73 | 0.00573 | 200 | 0.92 | 0.013 | 0.031 | 1.00 | 1.67 | 0.1822 | 0.12 | 0.43 | 0.43 |
| SMH65 - SMH64 | 94.40 | 1.04 | 4.00 | 25.00 | 0.00 | 135.00 | 0.41 | 7.08 | 11.00 | 0.154 | 0.027 | 4.411 | 0.120 | 0.000 | 0.000 | 6.01 | 0.00601 | 200 | 1.04 | 0.013 | 0.033 | 1.06 | 1.48 | 0.1796 | 0.12 | 0.43 | 0.46 |
| Southwest to SMH 64 | 315.00 | 3.80 | 44.00 | 69.00 | 0.00 | 135.00 | 3.94 | 11.02 | 121.00 | 1.482 | 0.298 | 4.220 | 1.259 | 0.000 | 0.000 | 8.75 | 0.00875 | 200 | 3.80 | 0.013 | 0.064 | 2.04 | 2.58 | 0.1368 | 0.16 | 0.58 | 1.18 |
| SMH64 - SMH63 | 23.00 | 1.74 | 0.00 | 69.00 | 0.00 | 135.00 | 0.29 | 11.31 | 0.00 | 0.109 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 8.86 | 0.00886 | 200 | 1.74 | 0.013 | 0.043 | 1.38 | 0.28 | 0.2047 | 0.13 | 0.48 | 0.66 |
| Southeast to SMH 63 | 315.00 | 3.80 | 37.00 | 106.00 | 0.00 | 135.00 | 4.19 | 15.50 | 101.75 | 1.576 | 0.251 | 4.242 | 1.064 | 0.000 | 0.000 | 11.39 | 0.01139 | 200 | 3.80 | 0.013 | 0.064 | 2.04 | 2.58 | 0.1781 | 0.16 | 0.58 | 1.18 |
| Existing from North to P.S. | 1000.00 | 2.00 | 215.00 | 321.00 | 21.00 | 156.00 | 27.00 | 42.50 | 630.10 | 10.156 | 1.553 | 3.920 | 6.090 | 0.000 | 0.000 | 25.10 | 0.02510 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 11.29 | 0.5412 | 0.13 | 0.48 | 0.71 |
TABLE 2 - SANITARY SYSTEM PROPOSED CAPACITY ASSESSMENT
PROJECT: 9 Erskine Lane JOB No.: 2253 DATE: 10/31/2019 ENG.: MJA DESIGN: RBJ FILE: G:\My Drive\Civil\Civil Projects\2253 - 9 Erskine Lane\9 Calculations & Estimates\9.3 Design Spreadsheet Information[2253- Table 1 - Proposed System Assessment - Oct 29 2019.xlsx]A REFERENCE: View Royal Sanitary Master Plan January 2019 SINGLE-FAMILY CAPITA: 2.75 Per Unit MULTI-FAMILY (HIGH) CAPITA: 1.85 Per Unit (Based on 0.67 x SFC) RESIDENTIAL FLOW: 213 L/Capita/Day INFILTRATION: 32500 L/ha/Day (100 yr) PEAKING FACTOR: Harmon Formula
FIGURES GIVEN BELOW APPLY TO THE LOWER END OF EACH LINE
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| LINE | LENGTH (m) | SLOPE (%) | Single-Family Units (Incr.) | Single-Family Units (Sum) | Multi-Family Units (Incr.) | Multi-Family Units (Sum) | Catchment Area (ha) | Catchment Sum (ha) | Total Capita | Infiltration (L/s) | Average DWF (L/s) | Peaking Factor | Peak DWF (L/s) | Existing Comm. Flow (L/s) | Proposed Comm. Flow (L/s) | Total Flow Qa (L/s) | Total Flow Qa (m³/s) | PIPE SIZE Ø (mm) | SLOPE (%) | n | Qf (m³/s) | Vf (m/s) | Tf (min) | Qa/Qf | d/D | Va/Vf | Va (m/s) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NewSMH 1 - SMH 2 | 35.00 | 2.00 | 0.00 | 0.00 | 158.00 | 158.00 | 0.86 | 0.86 | 292.30 | 0.323 | 0.721 | 4.083 | 2.942 | 0.000 | 0.000 | 3.27 | 0.00327 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 0.40 | 0.0704 | 0.13 | 0.48 | 0.71 |
| SMH 2 - SCO531 | 51.60 | 6.00 | 0.00 | 0.00 | 0.00 | 158.00 | 0.00 | 0.86 | 0.00 | 0.000 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 3.27 | 0.00327 | 200 | 6.00 | 0.013 | 0.080 | 2.56 | 0.34 | 0.0407 | 0.18 | 0.60 | 1.53 |
| SCO531 - SMH530 | 62.00 | 14.40 | 3.00 | 3.00 | 0.00 | 158.00 | 0.17 | 1.03 | 8.25 | 0.064 | 0.020 | 4.422 | 0.090 | 0.000 | 0.000 | 3.42 | 0.00342 | 200 | 14.40 | 0.013 | 0.124 | 3.96 | 0.26 | 0.0275 | 0.24 | 0.68 | 2.69 |
| SMH530 - SMH529 | 31.00 | 1.73 | 0.00 | 3.00 | 65.00 | 223.00 | 2.13 | 3.16 | 120.25 | 0.801 | 0.296 | 4.221 | 1.251 | 0.000 | 0.000 | 5.47 | 0.00547 | 200 | 1.73 | 0.013 | 0.043 | 1.37 | 0.38 | 0.1268 | 0.13 | 0.48 | 0.66 |
| New Service - SMH529 | 10.00 | 2.00 | 0.00 | 3.00 | 214.00 | 437.00 | 1.60 | 4.76 | 395.90 | 0.602 | 0.976 | 4.024 | 3.928 | 0.000 | 0.000 | 10.00 | 0.01000 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 0.11 | 0.2156 | 0.13 | 0.48 | 0.71 |
| SMH529 - SMH528 | 48.00 | 1.90 | 2.00 | 5.00 | 0.00 | 437.00 | 0.53 | 5.29 | 5.50 | 0.199 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 10.26 | 0.01026 | 200 | 1.90 | 0.013 | 0.045 | 1.44 | 0.56 | 0.2270 | 0.13 | 0.48 | 0.69 |
| SMH528 - SMH527 | 88.00 | 2.86 | 0.00 | 5.00 | 70.00 | 507.00 | 0.53 | 5.82 | 129.50 | 0.199 | 0.319 | 4.211 | 1.344 | 0.000 | 0.000 | 11.81 | 0.01181 | 200 | 2.86 | 0.013 | 0.055 | 1.77 | 0.83 | 0.2128 | 0.15 | 0.54 | 0.95 |
| SMH527 - SMH67A | 49.00 | 2.78 | 0.00 | 5.00 | 0.00 | 507.00 | 0.00 | 5.82 | 0.00 | 0.000 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 11.81 | 0.01181 | 200 | 2.78 | 0.013 | 0.055 | 1.74 | 0.47 | 0.2159 | 0.15 | 0.54 | 0.94 |
| SMH67A - SMH67 | 40.00 | 3.54 | 7.00 | 12.00 | 0.00 | 507.00 | 0.00 | 5.82 | 19.25 | 0.000 | 0.047 | 4.383 | 0.208 | 0.000 | 0.000 | 12.01 | 0.01201 | 200 | 3.54 | 0.013 | 0.062 | 1.96 | 0.34 | 0.1947 | 0.16 | 0.58 | 1.14 |
| SMH67 - SMH66 | 40.00 | 3.58 | 2.00 | 14.00 | 0.00 | 507.00 | 0.17 | 5.99 | 5.50 | 0.064 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 12.14 | 0.01214 | 200 | 3.58 | 0.013 | 0.062 | 1.98 | 0.34 | 0.1956 | 0.16 | 0.58 | 1.15 |
| SMH66 - SMH65A | 26.50 | 0.92 | 2.00 | 16.00 | 0.00 | 507.00 | 0.17 | 6.16 | 5.50 | 0.064 | 0.014 | 4.436 | 0.060 | 0.000 | 0.000 | 12.26 | 0.01226 | 200 | 0.92 | 0.013 | 0.031 | 1.00 | 0.44 | 0.3898 | 0.12 | 0.43 | 0.43 |
| SMH65A - SMH65 | 100.60 | 0.92 | 5.00 | 21.00 | 0.00 | 507.00 | 0.51 | 6.67 | 13.75 | 0.192 | 0.034 | 4.400 | 0.149 | 0.000 | 0.000 | 12.60 | 0.01260 | 200 | 0.92 | 0.013 | 0.031 | 1.00 | 1.67 | 0.4006 | 0.12 | 0.43 | 0.43 |
| SMH65 - SMH64 | 94.40 | 1.04 | 4.00 | 25.00 | 0.00 | 507.00 | 0.41 | 7.08 | 11.00 | 0.154 | 0.027 | 4.411 | 0.120 | 0.000 | 0.000 | 12.88 | 0.01288 | 200 | 1.04 | 0.013 | 0.033 | 1.06 | 1.48 | 0.3850 | 0.12 | 0.43 | 0.46 |
| Southwest to SMH 64 | 315.00 | 3.80 | 44.00 | 69.00 | 0.00 | 507.00 | 3.94 | 11.02 | 121.00 | 1.482 | 0.298 | 4.220 | 1.259 | 0.000 | 0.000 | 15.62 | 0.01562 | 200 | 3.80 | 0.013 | 0.064 | 2.04 | 2.58 | 0.2443 | 0.16 | 0.58 | 1.18 |
| SMH64 - SMH63 | 23.00 | 1.74 | 0.00 | 69.00 | 0.00 | 507.00 | 0.29 | 11.31 | 0.00 | 0.109 | 0.000 | 4.500 | 0.000 | 0.000 | 0.000 | 15.73 | 0.01573 | 200 | 1.74 | 0.013 | 0.043 | 1.38 | 0.28 | 0.3635 | 0.13 | 0.48 | 0.66 |
| Southeast to SMH 63 | 315.00 | 3.80 | 37.00 | 106.00 | 0.00 | 507.00 | 4.19 | 15.50 | 101.75 | 1.576 | 0.251 | 4.242 | 1.064 | 0.000 | 0.000 | 18.26 | 0.01826 | 200 | 3.80 | 0.013 | 0.064 | 2.04 | 2.58 | 0.2856 | 0.16 | 0.58 | 1.18 |
| Existing from North to P.S. | 1000.00 | 2.00 | 215.00 | 321.00 | 21.00 | 528.00 | 27.00 | 42.50 | 630.10 | 10.156 | 1.553 | 3.920 | 6.090 | 0.000 | 0.000 | 31.97 | 0.03197 | 200 | 2.00 | 0.013 | 0.046 | 1.48 | 11.29 | 0.6893 | 0.13 | 0.48 | 0.71 |
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Extracted from: 2020 11 03 Council Agenda - Agenda - Pdf