Balboa and Francisco Reservoirs
Named in the records1990
30 records of San Francisco tie this place, 1990: 0 decisions of the Board of Supervisors and 30 facts read from city reports. Open the full list, with filters for years, kind and outcome.
- Kind
- Named in the records
- Records
- 30: 0 Board decisions, 30 facts from city reports
- Years
- 1990
What the records say
All 30 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 and Francisco Reservoirs · other: Completion of Balboa basins and rehabilitation of Francisco Reservoir could add more than 150 million gallons of storage | project | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: dense foundation soils in southeast corner of southern embankment have liquefaction potential during maximum credible earthquake | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: medium dense sand to silty sand in Borings B-4 through B-9 is liquefiable under maximum credible earthquake | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs embankment-foundation system · other: FLUSH response analyses performed for generalized soil profile; maximum credible earthquake bedrock acceleration 0.60g | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs water distribution system · recommendation: moving the secondary fire closer to the reservoir, near Holyoke and Burrows Streets, improves the southern end performance | recommendation | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: 3.5 days of reserve storage at average demands under current demands | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: reserve declines to 3.0 days of storage under ultimate demand | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: three and one-half to seven days of reserve storage may be required in a major emergency | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · recommendation: provide storage of one-half to one full week of normal usage | recommendation | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · other: partial restoration of service would take one to two weeks | event | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: permanent seismically-induced deformation of 1 to 2 inches in embankment slopes | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs water distribution system · finding: pressures drop below 20 psi at node 1114 and to zero at node 1115 under secondary fire demand | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Remedial piping for fire flow, Balboa and Francisco Reservoirs system · cost usd: $1.3 million | measure | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs water distribution system · finding: fire demand in higher pressure area north of hospital met easily; pressures remained above 20 psi | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · other: no increase in potable gravity-flow reserves of Summit, Sutro, [name withheld], or Treasure Island pressure zones | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · other: Plate 4 ESA seismic refraction survey location map and boring location map | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · other: geotechnical and structural feasibility of using the two sites assessed in second phase | action | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs · finding: worst-case design emergency is a cut-off of all supplies south of the County line | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: two isolated areas of high pressures under peak hour flow | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: high pressure area of ten blocks | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: low pressures at extreme southern end of system due to 6-inch high-headloss pipe to node 1115 | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: similar low pressure problems due to 6-inch piping and elevations above 110 feet | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: zero pressure at street level under fire flow | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment water model · finding: head loss of 76 feet per 1000 feet at pipe 1348 | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs Needs Assessment · other: Water pressure fluctuations in the Marina District with the existing system under ultimate maximum day demand (graph, data file dated 02/22/90) | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · other: A successful geometric verification has been completed | finding | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · approved: Public Utilities Commission Resolution number 89-0246 | project | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · lead agency: Public Utilities Commission, City and County of San Francisco, San Francisco Water Department | project | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · lead agency: San Francisco Water Department | agency | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
| 1990 | Balboa and Francisco Reservoirs needs assessment · event: Notice to proceed given at kick-off meeting | event | City report: Final report Balboa and Francisco Reservoirs needs assessment scanned page ↗ |
All 30 records, with filters · this place's data as JSON · release v0.7.1 · CC0 1.0