College Hill Pressure Zone
Named in the records1990–2035
35 records of San Francisco tie this place, 1990–2035: 0 decisions of the Board of Supervisors and 35 facts read from city reports. Open the full list, with filters for years, kind and outcome.
- Kind
- Named in the records
- Records
- 35: 0 Board decisions, 35 facts from city reports
- Years
- 1990–2035
What the records say
All 35 records, in date order. The one-line summaries were written by a language model from the printed page; open the page to check the wording.
| When | What the record says | Outcome | Source |
|---|---|---|---|
| 1990 | Balboa Reservoir · finding: low pressure areas in College Hill pressure zone could benefit from higher elevation of Balboa Reservoir | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone sub-zone 1100 · other: located south of the reservoir, much fed directly from Roanoke PRV station | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone low pressure areas · finding: low pressure areas adjacent to reservoir and within zone 1300 are in Sunset pressure zone | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone · other: Fire-fighting storage requirement of nearly 13 million gallons, about equal to College Hill Reservoir | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa Reservoir · finding: southernmost portion of the College Hill zone would experience low pressures under maximum day, peak hour, and fire fighting demands | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone, south of reservoir · finding: low pressures under maximum day, peak hour and fire fighting demands due partly to 6-inch high-headloss piping | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone · other: emergency storage reserve 2.9 days of average use with Sunset Reservoir | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone sub-zone 1200 · other: includes areas north to Market Street | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone average day model · finding: high pressure areas in lower elevations north of San Francisco General Hospital and six block area south of Market, about 95 to 102 psi | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone maximum day and peak hour models · other: average day demands scaled up 150 percent for maximum day and 225 percent for peak hour | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 12 Geneva (1111) 1,500 LF, $108,000 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe Alemany (1121) 5,000 LF, $360,000 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 12 Tingley (1114) 2,400 LF, $172,800 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: Total $1,294,285 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Buchanan (1339) 2,000 LF, $194,000 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 24 Laguna (1340) 560 LF, $59,300 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Market (1348) 2,100 LF, $203,700 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1347) 375 LF, $36,070 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1360) 450 LF, $43,650 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1362) 675 LF, $65,475 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1363) 300 LF, $29,100 | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill and Sunset pressure zones · other: total flow capacity of 55.3 mgd required | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone required fire fighting storage · other: Primary 12,000 gpm; secondary 6,000 gpm; 12-hour volume 12.96 MG; 1.0 days of average day demand | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Western Addition and Chinatown, College Hill pressure zone · finding: areas of persistent low pressures | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone · finding: College Hill pressure zone has not been previously modeled | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone · other: College Hill model 255-foot service | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone, Western Addition · finding: northwest portion of the zone has low pressures under maximum day, peak hour and fire fighting demands | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone, Downtown/Chinatown · finding: pressures inadequate under fire fighting demands | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone · other: Branch line to Roanoke PRV station supplies College Hill pressure zone | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 2035 | College Hill pressure zone · other: 13.3 mgd required | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 2035 | College Hill pressure zone · other: total demand about 12 percent of City demand, 13.3 mgd | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 2035 | College Hill pressure zone · other: year 2035 average day demand | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone pipe network, line 1110 · other: check valve in line 1110 | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone pipe network, line 1119 · other: check valve in line 1119 | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | College Hill pressure zone pipe network, line 1124 · other: check valve in line 1124 | site | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
All 35 records, with filters · this place's data as JSON · release v0.7.1 · CC0 1.0