Transbay Tube
Named in the records1958–2010
66 records of San Francisco tie this place, 1958–2010: 3 decisions of the Board of Supervisors and 63 facts read from city reports. Open the full list, with filters for years, kind and outcome.
- Kind
- Named in the records
- Records
- 66: 3 Board decisions, 63 facts from city reports
- Years
- 1958–2010
What the records say
The 60 most telling of its 66 records, in date order: the ones an editor picked first, then the highest scored. 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 |
|---|---|---|---|
| 1958-11-17 | BART's draft report on rapid transit, freeways and an underwater Transbay tube was referred to the County, State and National Affairs Committee. | referred | Board decision scanned page ↗ |
| 1962 | BART transbay tube · other: Funding commitment from state toll bridge funds for transbay tube construction after decision to build BART | event | City report: An analysis, the financial feasibility of public transit recommendations in the San Francisco downtown plan scanned page ↗ |
| 1969-04-14 | Board adopted a resolution asking the Mayor to celebrate completion of the BART Transbay Tube with ceremonies. | passed | Board decision scanned page ↗ |
| 1969-04-14 | Mayor asked to plan celebrations for BART's Transbay Tube | passed | Board decision scanned page ↗ |
| 1973 | First train under automatic control · event: Travelled through the Transbay Tube to Montgomery Street Station (S.F.) | event | City report: San Francisco Bay Area Rapid Transit District chronology scanned page ↗ |
| 1974 | BART transbay tube · event: BART transbay tube opened; sudden shift in trend lines | event | City report: Trends in traffic patterns at the Bay Bridge and Caldecott Tunnel scanned page ↗ |
| 1974 | BART transbay tube · event: BART transbay tube opened, completing BART route network; 6-minute headways transbay | event | City report: Trends in traffic patterns at the Bay Bridge and Caldecott Tunnel scanned page ↗ |
| 1976 | BART Transbay Tube · other: Maximum speed 80 miles an hour attained in Transbay Tube | finding | City report: Impact of BART on transportation and travel : interim service findings : interpretive summary : a report scanned page ↗ |
| 1976 | BART Transbay Tube · other: Granular base material to spread weight over soft Bay mud and mitigate liquefaction effects | measure | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1976 | Transbay Tube · other: 4 miles beneath San Francisco Bay | building | City report: Impact of BART on transportation and travel : interim service findings : interpretive summary : a report scanned page ↗ |
| 1976 | Transbay Tube · other: granular base material used to spread the Tube structure weight evenly over the soft Bay bottom mud | building | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1976 | Transbay Tube · finding: A granular material was used as a base to mitigate possible liquefaction effects | finding | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1976 | Transbay Tube · finding: Heat from the tube into cold Bay bottom waters judged negligible to marine ecological systems | finding | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1976 | Transbay Tube · finding: Tube poses no barrier to migrating bottom-dwelling organisms such as crabs | finding | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1976 | Transbay Tube · finding: did not materially alter the bottom configuration of the Bay | finding | City report: Impacts of BART on the natural environment : interim service findings / scanned page ↗ |
| 1977 | BART Transbay Tube · other: last section to open, linking Oakland and the East Bay with San Francisco and the West Bay | project | City report: Trends in traffic patterns at the Bay Bridge and Caldecott Tunnel scanned page ↗ |
| 1977 | BART train lighting system · finding: wall lights spaced along the Transbay tube produce an annoying flashing effect | finding | City report: Environmental impacts of BART : the user's experience scanned page ↗ |
| 1977 | BART fixed elements · cost usd: $790,493,000 | project | City report: A description of BART : its facilities, service and surroundings scanned page ↗ |
| 1977 | BART transbay tube · other: 3,6-mile transbay tube between Oakland and San Francisco | site | City report: A description of BART : its facilities, service and surroundings scanned page ↗ |
| 1977 | Transbay Tube · other: last BART section to open, linking Oakland and the East Bay with San Francisco and the West Bay | site | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART station energy · other: station energy includes ventilating the Transbay Tube | site | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART · finding: negligible change in net operating energy consumption | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART · other: energy savings of 4,200 gallons of fuel daily suggested by Table 7 | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART · other: extra fuel for new BART trips probably less than 500 gallons daily | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART · other: Transbay Tube carries about 40% of all BART ridership | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART · finding: corridor conclusions do not necessarily apply to the whole BART System | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART peak period reverse direction · finding: BART trains carry an average of only 90 people in the peak period reverse direction | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART empty trains · finding: essentially all cars run through the Transbay Tube into San Francisco in the morning peak have to run back empty | finding | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | Transbay Tube · other: links Oakland and the East Bay with San Francisco and the West Bay | site | City report: The impact of BART's bond issue on regional public financing : technical memorandum scanned page ↗ |
| 1978 | BART Transbay Tube · built: Transbay Tube linking Oakland and the East Bay with San Francisco and the West Bay | project | City report: Land use and urban development project : program-wide case studies scanned page ↗ |
| 1978 | Transbay Tube · other: last section of BART to open, linking Oakland with San Francisco | project | City report: Study of workers' location decisions : working paper scanned page ↗ |
| 1988 | BART Transbay Tube · finding: could be closed to normal operations for over 72 hours after the earthquake | finding | City report: City and county of San Francisco multi-hazard functional plan scanned page ↗ |
| 1988 | BART Transbay Tube · other: clearance of trains from the tube could take up to 24 hours | finding | City report: City and county of San Francisco multi-hazard functional plan scanned page ↗ |
| 1997 | Transbay tube (BART) · finding: Not expected to experience significant damage in a future earthquake | finding | City report: Riding out future quakes : pre-earthquake planning for post-earthquake transportation system recovery in the San Francisco Bay region scanned page ↗ |
| 1975 | Transbay Tube · cost usd: $176,000,000 | project | City report: System operations fact sheet : background information scanned page ↗ |
| 2000 | Alternative B - BART relief line · alternative: take one of four transbay BART lines out of the Transbay Tube and place it on the Bay Bridge | alternative | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | BART Transbay tube · finding: Will soon reach capacity | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2010 | BART transbay tube · other: BART capacity of 21,735 passengers through the tube in the am peak hour at policy load factor | finding | City report: Transbay Transit Terminal current and future needs study : staff working paper : final scanned page ↗ |
| 2010 | BART transbay tube · other: BART assumed to operate at a 1.49 peak hour load factor, against a policy level of 1.15 | finding | City report: Transbay Transit Terminal current and future needs study : staff working paper : final scanned page ↗ |
| 1977 | BART transbay service · other: 11 passengers per car, 15% seat occupancy, peak period/reverse direction | measure | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART transbay service · other: 68 passengers per car, 94% of available seats, peak period/peak direction | measure | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART transbay service · other: average seat occupancy 41% in off-peak period | measure | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART transbay share of person-trips · other: BART 17% of transbay person-trips in off-peak period | measure | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | Transbay Tube · event: last BART section to open, linking Oakland and the East Bay with San Francisco and the West Bay | event | City report: Travel in the BART service area / scanned page ↗ |
| 1977 | BART transbay tube · built: last stage opened, linking downtown San Francisco and Oakland | building | City report: Explanatory modeling of transbay travel choice : working paper scanned page ↗ |
| 1977 | Transbay Tube · built: Last BART section to open, linking Oakland with San Francisco | event | City report: Exploratory network analyses of BART's impacts on accessibility : working report scanned page ↗ |
| 1978 | BART · built: All lines in operation with opening of the Transbay tube | project | City report: Implications of BART's mobility and accessibility impacts for the transportation disadvantaged scanned page ↗ |
| 1978 | Transbay Tube · built: last section of BART to open, linking Oakland with San Francisco | event | City report: Land use and urban development project : recommendations for long-term monitoring : working paper scanned page ↗ |
| 1977 | Transbay Tube · built: last section to open, linking Oakland and the East Bay with San Francisco and the West Bay | building | City report: Environmental impacts of BART : the user's experience scanned page ↗ |
| 1977 | Transbay Tube · built: opened, revenue service between San Francisco and Oakland | event | City report: A description of BART : its facilities, service and surroundings scanned page ↗ |
| 1976 | BART Transbay Tube · event: Transbay Tube opened | event | City report: Impact of BART on transportation and travel : interim service findings : interpretive summary : a report scanned page ↗ |
| 1976 | BART Transbay Tube · event: Service through the Transbay Tube inaugurated | event | City report: Impact of BART on transportation and travel : interim service findings : interpretive summary : a report scanned page ↗ |
| 1977 | Transbay Tube · other: links Oakland and the East Bay with San Francisco and the West Bay; last BART section to open | building | City report: Impacts of BART on Bay Area institutions of higher education and other students / scanned page ↗ |
| 1977 | Transbay Tube · event: last section of BART to open, linking Oakland and the East Bay with San Francisco and the West Bay | project | City report: BART impacts on travel by ethnic minorities : working paper scanned page ↗ |
| 1977 | BART transbay tube · other: underwater transbay tube linking the downtowns of San Francisco and Oakland, the last stage opened | project | City report: Travel in the BART service area / scanned page ↗ |
| 1978 | BART Transbay Tube · other: Last section to open, linking Oakland and the East Bay with San Francisco and the West Bay | event | City report: Study of BART's consumption of land and property : working paper scanned page ↗ |
| 1977 | Transbay Tube · event: last section of BART to open, linking Oakland and the East Bay with San Francisco and the West Bay | project | City report: Social impacts of BART on Bay Area families and life styles : technical memorandum scanned page ↗ |
| 1978 | BART Transbay Tube · event: Last section of BART to open, linking Oakland with San Francisco | event | City report: Implications of BART's mobility and accessibility impacts for the transportation disadvantaged scanned page ↗ |
| 1977 | BART transbay share of person-trips · other: BART 26% of transbay person-trips in peak direction | measure | City report: BART's operating energy consumption scanned page ↗ |
| 1977 | BART transbay share of person-trips · other: BART 12% of transbay person-trips in peak period reverse direction | measure | City report: BART's operating energy consumption scanned page ↗ |
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