File:Typical Signal Schedule and Traffic Flow Diagram, North-South across Market (1929).png
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Summary
| Description |
English: Typical Signal Schedule and Traffic Flow Diagram, North-South across Market (1929)
From Signal Timing Schedule for Traffic Control Plan, June 15, 1929. Attempted "green wave": 8.5mph on Market; 50 vara district: 10.5 mph north-south, 14.5 mph east-west; 100 vara district: 14.5mph north-south, 20.5mph east-west. |
| Date | |
| Source | Public domain (via Eric Fischer) |
| Author | City of San Francisco |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:38, 13 August 2014 | | 4,408 × 2,732 (3.32 MB) | DavidLevinson | User created page with UploadWizard |
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