Descriptive Summary
Access
Publication Rights
Preferred Citation
Acquisition Information
Biography/Administrative History
Scope and Content of Collection
Indexing Terms
Descriptive Summary
Title: Los Angeles Conservancy Collection
Dates: 1996
Collection Number: GC 1281
Creator/Collector:
Historic American Engineering Record
United States. National Park Service. National Architectural and Engineering Records Division
Extent: (Boxes: 1 letter, 1 5x5 photo)
Repository:
Seaver Center for Western History Research, Natural History Museum of Los Angeles County
Abstract: Photographs, negatives, and documents produced for the Los Angeles City HAER program of documenting historic city bridges,
including several seismic retrofit documents. 1996, undated
Language of Material: English
Access
Research is by appointment only
Publication Rights
Permission to publish, quote or reproduce must be secured from the repository and the copyright holder
Preferred Citation
Los Angeles Conservancy Collection. Seaver Center for Western History Research, Natural History Museum of Los Angeles County
Acquisition Information
The collection was donated by the Los Angeles Conservancy
Biography/Administrative History
The Historic American Engineering Record (HAER) was originally established in 1969 by the National Park Service, the American
Society of Civil Engineers and the Library of Congress to document historic sites and structures related to engineering and
industry.
Scope and Content of Collection
214 items forming one collection of photographs, negatives, and documents for the Los Angeles city Historic American Engineering
Record (HAER) program of documenting historic city bridges, including several seismic retrofit documents. 1996, undated.
1. First Street Bridge (First Street Viaduct) HAER No. CA-175; 2a-k. First Street Bridge (First Street Viaduct) HAER No. CA-175
Photo Documentation: 11 8x10 B/W contact sheets; 3. Seismic Retrofit of Franklin Avenue Bridge Document; 4a-d. Franklin Avenue
Bridge Photo-Documentation: 4 8x10 B/W contact sheets; 5. Seismic Retrofit of Macy Street Bridge Document; 6a-k. Macy Street
Bridge Photo-Documentation: 11 8x10 B/W contact sheets; 7. Ninth Street Viaduct (Olympic Blvd. Viaduct, Olympic Blvd. Bridge)
HAER No. CA-177; 8a-i. Ninth Street Viaduct (Olympic Blvd. Viaduct, Olympic Blvd. Bridge) HAER No. CA-177 Photo-Documentation:
9 8x10 B/W contact sheets; 9. Seismic Retrofit of North Broadway Bridge Document; 10a-g. North Broadway Bridge Photo-Documentation:
7 8x10 B/W contact sheets; 11. Seismic Retrofit of Seventh Street Viaduct document; 12a-i. Seventh Street Bridge Photo-Documentation:
9 8x10 B/W contact sheets; 13. Sixth Street Bridge (Sixth Street Viaduct) HAER No. CA-176; 14a-k. Sixth Street Bridge (Sixth
Street Viaduct) HAER No. CA-176 Photo-Documentation: 11 8x10 B/W contact sheets; 15. Seismic Retrofit of Washington Blvd.
Bridge Document; 16a-e. Washington Blvd. Bridge Photo-Documentation: 5 8x10 B/W contact sheets; 17a-z, 17aa-pp. Macy Street
Bridge: 42 4x5 B/W negatives; 18a-z, 18aa-jj. Seventh Street Bridge: 36 4x5 B/W negatives; 19a-z, 19aa. North Broadway Bridge:
27 4x5 B/W negatives; 20a-t. Washington Blvd. Bridge: 20 4x5 B/W negatives; 21a-n. Franklin Avenue Bridge: 14 4x5 B/W negatives.
Indexing Terms
Bridges--California--Los Angeles--1920-1930.
Bridges--Earthquake effects--California--Los Angeles.