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Item Title
Big Oak Flat Road Tunnel No. 2, Through mountain spur on New Big Oak Flat Road, Yosemite Village, Mariposa County, CA
LocationThrough mountain spur on New Big Oak Flat Road,
Yosemite%2525252525252525252525252525252525252525252525252525252525252525252525252BVillage, CA
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Created/Published
Documentation compiled after 1968.
Notes
Survey number HAER CA-87
Unprocessed field note material exists for this structure (N76; N826).
Building/structure dates:
1936 initial construction
Subjects
TunnelsTransportation
Related Names
Bureau Of Public Roads
Grogan, Brian C., Photographer
Collection
Historic American Engineering Record (Library of Congress)
Contents
Photograph caption(s):
1. CONSTRUCTION DETAIL, STONE PORTAL AND TUNNEL LINING, WEST ENTRANCE.
2. HIGHWAY 120, RETAINING WALL AND WEST PORTAL.
3. TUNNEL INTERIOR SHOWING CONCRETE LINING, LOOKING WEST.
4. WEST PORTAL.
5. EAST PORTAL.
6. TUNNEL IN LANDSCAPE. HWY. 120 CROSSES AT BOTTOM OF IMAGE.
7. VIEW LOOKING ESE FROM THE ROSTRUM AT MERCED RIVER CANYON WITH BRIDALVEIL FALL IN DISTANCE. ELECTRIC STATION, FORMER POWERHOUSE, IN LOWER LEFT. BIG OAK FLAT ROAD CROSSES IMAGE AT CENTER WITH TUNNEL #2 AT LEFT AND TUNNEL #1 AT CENTER.
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