{"id":null,"ids":[],"kind":"named in documents","name":"College Hill Pressure Zone","tied_by":"name","block":null,"release":"v0.7.1","rows_columns":["t","id","year","y","date","kind","topic","outcome","summary","tier","source","leaf","scan","addr","quote","note","title","how","g","rec","sc"],"rows":[["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:109/7",1990,1990,"","finding","study or report",null,"Balboa Reservoir · finding: low pressure areas in College Hill pressure zone could benefit from higher elevation of Balboa Reservoir","unverified","C124904960",109,"https://archive.org/details/C124904960/page/n108",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/4",1990,1990,"","site","study or report",null,"College Hill pressure zone sub-zone 1100 · other: located south of the reservoir, much fed directly from Roanoke PRV station","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/5",1990,1990,"","site","study or report",null,"College Hill pressure zone sub-zone 1200 · other: includes areas north to Market Street","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/6",1990,1990,"","finding","study or report",null,"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","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/7",1990,1990,"","finding","study or report",null,"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","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/9",1990,1990,"","finding","study or report",null,"College Hill pressure zone low pressure areas · finding: low pressure areas adjacent to reservoir and within zone 1300 are in Sunset pressure zone","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/10",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 12 Geneva (1111) 1,500 LF, $108,000","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Geneva",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/11",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe Alemany (1121) 5,000 LF, $360,000","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Alemany",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/12",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 12 Tingley (1114) 2,400 LF, $172,800","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Tingley",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/13",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: Total $1,294,285","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/3",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Buchanan (1339) 2,000 LF, $194,000","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Buchanan",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/4",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 24 Laguna (1340) 560 LF, $59,300","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Laguna",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/5",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Market (1348) 2,100 LF, $203,700","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Market",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/6",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1347) 375 LF, $36,070","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Taylor",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/7",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1360) 450 LF, $43,650","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Taylor",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/8",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1362) 675 LF, $65,475","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Taylor",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:175/9",1990,1990,"","measure","study or report",null,"Remedial piping College Hill Pressure Zone · cost usd: CI Pipe 16 Taylor (1363) 300 LF, $29,100","unverified","C124904960",175,"https://archive.org/details/C124904960/page/n174","Taylor",null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:205/4",1990,1990,"","finding","study or report",null,"College Hill and Sunset pressure zones · other: total flow capacity of 55.3 mgd required","unverified","C124904960",205,"https://archive.org/details/C124904960/page/n204",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:215/10",1990,1990,"","site","study or report",null,"College Hill pressure zone · other: Branch line to Roanoke PRV station supplies College Hill pressure zone","unverified","C124904960",215,"https://archive.org/details/C124904960/page/n214",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-4.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:221/7",1990,1990,"","finding","study or report",null,"College Hill pressure zone · other: Fire-fighting storage requirement of nearly 13 million gallons, about equal to College Hill Reservoir","unverified","C124904960",221,"https://archive.org/details/C124904960/page/n220",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:71/2",1990,1990,"","finding","study or report",null,"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","unverified","C124904960",71,"https://archive.org/details/C124904960/page/n70",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:107/5",1990,1990,"1990","finding","study or report",null,"Western Addition and Chinatown, College Hill pressure zone · finding: areas of persistent low pressures","unverified","C124904960",107,"https://archive.org/details/C124904960/page/n106",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:167/14",1990,1990,"1990","finding","study or report",null,"College Hill pressure zone · finding: College Hill pressure zone has not been previously modeled","unverified","C124904960",167,"https://archive.org/details/C124904960/page/n166",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:167/15",1990,1990,"1990","finding","study or report",null,"College Hill pressure zone · other: College Hill model 255-foot service","unverified","C124904960",167,"https://archive.org/details/C124904960/page/n166",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:17/1",1990,1990,"1990","finding","study or report",null,"Balboa Reservoir · finding: southernmost portion of the College Hill zone would experience low pressures under maximum day, peak hour, and fire fighting demands","unverified","C124904960",17,"https://archive.org/details/C124904960/page/n16",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:219/11",1990,1990,"1990","finding","study or report",null,"College Hill pressure zone, Western Addition · finding: northwest portion of the zone has low pressures under maximum day, peak hour and fire fighting demands","unverified","C124904960",219,"https://archive.org/details/C124904960/page/n218",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:219/12",1990,1990,"1990","finding","study or report",null,"College Hill pressure zone, Downtown/Chinatown · finding: pressures inadequate under fire fighting demands","unverified","C124904960",219,"https://archive.org/details/C124904960/page/n218",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:219/9",1990,1990,"1990","finding","study or report",null,"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","unverified","C124904960",219,"https://archive.org/details/C124904960/page/n218",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:223/4",1990,1990,"1990","finding","study or report",null,"College Hill pressure zone · other: emergency storage reserve 2.9 days of average use with Sunset Reservoir","unverified","C124904960",223,"https://archive.org/details/C124904960/page/n222",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,3.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:350/1",1990,1990,"December 1989","site","study or report",null,"College Hill pressure zone pipe network, line 1110 · other: check valve in line 1110","unverified","C124904960",350,"https://archive.org/details/C124904960/page/n349",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:350/2",1990,1990,"December 1989","site","study or report",null,"College Hill pressure zone pipe network, line 1119 · other: check valve in line 1119","unverified","C124904960",350,"https://archive.org/details/C124904960/page/n349",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:350/3",1990,1990,"December 1989","site","study or report",null,"College Hill pressure zone pipe network, line 1124 · other: check valve in line 1124","unverified","C124904960",350,"https://archive.org/details/C124904960/page/n349",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:105/4",1990,2035,"2035","finding","study or report",null,"College Hill pressure zone · other: 13.3 mgd required","unverified","C124904960",105,"https://archive.org/details/C124904960/page/n104",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:169/3",1990,2035,"2035","finding","study or report",null,"College Hill pressure zone · other: total demand about 12 percent of City demand, 13.3 mgd","unverified","C124904960",169,"https://archive.org/details/C124904960/page/n168",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124904960:59/6",1990,2035,"2035","measure","study or report",null,"College Hill pressure zone · other: year 2035 average day demand",null,"C124904960",59,"https://archive.org/details/C124904960/page/n58",null,null,null,"Final report Balboa and Francisco Reservoirs needs assessment","n","a",0,-1.0]]}