{"id":null,"ids":[],"kind":"named in documents","name":"Main Ship Channel","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/C124902917:69/3",1990,1931,"1931-1970","site","study or report",null,"Main Ship Channel deepwater disposal site · other: About 27 million yd3 dredged from Main Ship Channel and disposed at site","unverified","C124902917",69,"https://archive.org/details/C124902917/page/n68",null,null,null,"Status and trends report on dredging and waterway modification in the San Francisco Estuary","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:10/1",1973,1935,"1935","measure","study or report",null,"Main ship channel through San Francisco Bar · approved: Authorized width 2,000 ft and depth 50 ft","unverified","C123317767",10,"https://archive.org/details/C123317767/page/n9",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:10/2",1973,1945,"1945","measure","study or report",null,"Main ship channel through San Francisco Bar · other: Channel deepened to 48 feet","unverified","C123317767",10,"https://archive.org/details/C123317767/page/n9",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:10/3",1973,1959,"1959","measure","study or report",null,"Main ship channel through San Francisco Bar · other: Authorized 50-foot depth accomplished","unverified","C123317767",10,"https://archive.org/details/C123317767/page/n9",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:10/4",1973,1965,"1965","measure","study or report",null,"Main ship channel through San Francisco Bar · approved: Deepening to 55 feet authorized","unverified","C123317767",10,"https://archive.org/details/C123317767/page/n9",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:514/1",1973,1973,"","project","study or report",null,"San Francisco Bay to Stockton Channel Project ([name withheld] and Stockton Ship Channels) · other: Modification of San Francisco Harbor Project: Main Ship channel across San Francisco Bar deepened from 50 feet to 55 feet","unverified","C123317767",514,"https://archive.org/details/C123317767/page/n513",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-2.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:620/10001",1973,1973,"","measure","study or report",null,"Entrance-exit traffic separation area · other: entrance-exit separation area from the main ship channel to a precautionary area east of Alcatraz Island","unverified","C123317767",620,"https://archive.org/details/C123317767/page/n619",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:620/2",1973,1973,"","measure","study or report",null,"Traffic separation lanes, entrance-exit separation · other: entrance-exit separation extends from main ship channel to precautionary area east of Alcatraz Island","unverified","C123317767",620,"https://archive.org/details/C123317767/page/n619",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:621/3",1973,1973,"","measure","study or report",null,"Incoming (eastbound) traffic lane · other: traffic lane established on each side of the traffic separation line between the main ship channel buoy and the Golden Gate Bridge south pier","unverified","C123317767",621,"https://archive.org/details/C123317767/page/n620",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317767:514/2",1973,1973,"June 1971","event","study or report",null,"San Francisco Bay to Stockton Channel Project ([name withheld] and Stockton Ship Channels) · event: Construction started with initiation of dredging in the Main Ship Channel","unverified","C123317767",514,"https://archive.org/details/C123317767/page/n513",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis channels, ports and related facilities inventory","n","a",0,-2.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317721:16/1",1976,1976,"","project","study or report",null,"Main Ship Channel · lead agency: San Francisco District, Corps of Engineers","unverified","C123317721",16,"https://archive.org/details/C123317721/page/n15",null,null,null,"San Francisco Bay Area in-depth study : institutional inventory","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317730:55/3",1976,1976,"","measure","study or report",null,"Main ship channel through the San Francisco Bar · other: 2,000 feet wide and 55 feet deep (MLLW)","unverified","C123317730",55,"https://archive.org/details/C123317730/page/n54",null,null,null,"San Francisco Bay area in-depth study : new facility analysis","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317776:9/2",1976,1976,"","site","study or report",null,"San Francisco Bar main ship channel · other: main ship channel through the Bar is 2,000 feet wide","unverified","C123317776",9,"https://archive.org/details/C123317776/page/n8",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis port facilities capability study","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123317776:9/3",1976,1976,"","site","study or report",null,"San Francisco Bar main ship channel · other: main ship channel through the Bar is 55 feet deep (MLLW)","unverified","C123317776",9,"https://archive.org/details/C123317776/page/n8",null,null,null,"San Francisco Bay area in-depth study : vessels and port facilities analysis port facilities capability study","n","m",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123316648:50/1",1977,1977,"","project","study or report",null,"San Francisco Main Ship Channel · other: Corps maintenance dredging: annual frequency 1 year, average quantity 760 (10^3 m3), disposal at San Francisco Bar","unverified","C123316648",50,"https://archive.org/details/C123316648/page/n49",null,null,null,"Dredge disposal study San Francisco Bay and estuary : main report","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C123316648:9/2",1977,1977,"June 1971","event","study or report",null,"Main Ship Channel deepening · event: hopper dredge BIDDLE began deepening the Main Ship Channel across the San Francisco Bar","unverified","C123316648",9,"https://archive.org/details/C123316648/page/n8",null,null,null,"Dredge disposal study San Francisco Bay and estuary : main report","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124922081:45/3",1984,1984,"","site","study or report",null,"Main ship channel through the Golden Gate · other: 55 feet deep at Mean Lower Low Water","unverified","C124922081",45,"https://archive.org/details/C124922081/page/n44",null,null,null,"Regional plan for San Francisco Bay Area naval shore activities : functional systems analyses/regional issues and options report","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124902917:279/5",1990,1990,"","project","study or report",null,"San Francisco Harbor Project · proposes: approach area to Islais Creek, channel to the San Francisco Airport, and Main Ship Channel outside the Golden Gate","unverified","C124902917",279,"https://archive.org/details/C124902917/page/n278",null,null,null,"Status and trends report on dredging and waterway modification in the San Francisco Estuary","n","a",0,-1.0],["f","dl-sf-facts-v1.1-haiku55-2026-10/C124902917:210/2",1990,1990,"1990","project","study or report",null,"San Francisco Main Ship Channel · other: Phases I and II completed; removal of more than 12.6 million yd3 (9.6 million m3) of sediments","unverified","C124902917",210,"https://archive.org/details/C124902917/page/n209",null,null,null,"Status and trends report on dredging and waterway modification in the San Francisco Estuary","n","a",0,-1.0]]}