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Bridging San Francisco Bay Metropolitan Area

Bridging San Francisco Bay Metropolitan Area California
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Stock #: 112053
Type: Postcard
Era: Linen
City: San Francisco
State: California (CA)
County: San Francisco
Publisher: Stanley A. Piltz Company
Postmark: 1938 Jun-16
PM City: San Francisco
PM State: Cal
Stamp: 1C
Size: 3.5" x 5.5" (9 x 14 cm)

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Additional Details:
This bridge is a double deck structure eight and one-quarter miles long. The upper deck is 58 feet wide divided into six auto lanes. The lower deck will carry three auto truck lanes and two interurban car tracks. The entire project cost $79,500,00, the bridge proper 57,500,000. Main suspension spans are 2320 feet in length with a vertical clearance of 185 feet.