Yerba Buena Tunnel
Named in the records1959–2000
9 records of San Francisco tie this place, 1959–2000: 0 decisions of the Board of Supervisors and 9 facts read from city reports. Open the full list, with filters for years, kind and outcome.
- Kind
- Named in the records
- Records
- 9: 0 Board decisions, 9 facts from city reports
- Years
- 1959–2000
What the records say
All 9 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 |
|---|---|---|---|
| 1959 | Yerba Buena Tunnel upper and lower decks · event: usage revised to mixed cars and trucks, requiring reconfiguration of upper deck support system | event | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 1959 | Yerba Buena Tunnel upper deck · event: reconstructed with prestressed floorbeam system spanning tunnel wall to tunnel wall | event | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 1959 | Yerba Buena Tunnel deck · finding: live load code requirements unchanged since 1959 reconstruction | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel lower level · finding: placing rail on lower level slab should not require alterations to its support system | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel upper deck · finding: rail on upper deck would compromise the floorbeams as the load changes | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel · other: 2,400 plf today to over 3,000 plf with three lanes and one track | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel · finding: Reconstructing the tunnel is not a reasonable option | finding | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel · recommendation: create new rail tunnel bores so the existing tunnel remains undisturbed | recommendation | City report: Bay Bridge rail feasibility study scanned page ↗ |
| 2000 | Yerba Buena Tunnel · other: 3D computer models of East and West spans and tunnel to be developed | building | City report: Bay Bridge rail feasibility study scanned page ↗ |
All 9 records, with filters · this place's data as JSON · release v0.7.1 · CC0 1.0