Category:Prado Dam

Media in category "Prado Dam"

The following 111 files are in this category, out of 111 total.

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  Downstream view from the right end of the spillway bucket showing concrete pouring operations on the crib cut-off... - NARA - 295316.jpg 3,000 × 2,460; 1.36 MB
  
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  GARAGE AT EAST END OF EMBANKMENT, NORTH AND EAST SIDES. - Prado Dam, Service Vehicle Garage, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County HAER CAL,33-CORO.V,1D-1.tif 5,000 × 4,024; 19.19 MB
  
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  GARAGE AT EAST END OF EMBANKMENT, SOUTH AND WEST SIDES. - Prado Dam, Service Vehicle Garage, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County HAER CAL,33-CORO.V,1D-2.tif 5,000 × 4,082; 19.47 MB
  
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  GATE HOIST CABLES AT BASE OF CONTROL TOWER ATOP INTAKE STRUCTURE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County HAER CAL,33-CORO.V,1B-9.tif 4,043 × 5,000; 19.28 MB
  
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  GENERAL CONSTRUCTION VIEW ALONG AXIS OF DAM FROM THE EAST ABUTMENT.... Volume XVII, No. 18, December 18, 1939. - Prado Dam, Embankment, Santa Ana River near junction of State HAER CAL,33-CORO.V,1A-6.tif 5,000 × 3,980; 18.98 MB
  
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  GENERAL PLAN AND EARTHWORK DISTRIBUTION. Sheet F-7, July, 1939. File no. SA 342-24. - Prado Dam, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1-7.tif 5,000 × 4,023; 19.19 MB
  
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  GENERAL VIEW FROM EAST ABUTMENT ALONG AXIS OF DAM SHOWING STEEL SHEET PILE CUTOFF WALL COMPLETED, AND EMBANKMENT MATERIAL BEING COMPACTED INTO POSITION. Volume XVI, No. 11, HAER CAL,33-CORO.V,1A-5.tif 5,000 × 4,029; 19.21 MB
  
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  GENERAL VIEW OF THE OUTLET STRUCTURE LOOKING DOWNSTREAM AT WEST ABUTMENT.... Volume XVI, No. 13, July 26, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction of HAER CAL,33-CORO.V,1B-18.tif 5,000 × 4,049; 19.31 MB
  
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  'SANTA ANA RIVER AT CHINO CREEK, RIVERSIDE COUNTY.' This is an oblique aerial view to the north, looking over the flooded fields between Chino Creek and the Santa Ana River, HAER CAL,33-CORO.V,1-2.tif 5,000 × 4,030; 19.22 MB
  
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  'SANTA ANA RIVER IN SANTA ANA CANYON. ORANGE COUNTY.' This is an oblique aerial view to the northeast taken from the northeast extremity of the canyon, showing, in the middle HAER CAL,33-CORO.V,1-1.tif 5,000 × 4,023; 19.19 MB
  
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  AERIAL VIEW OF DAM SITE SHOWING OUTLET WORKS AND DIVERSION CHANNEL IN FOREGROUND.... Volume XVIII, No. 9, March 5, 1940. - Prado Dam, Santa Ana River near junction of State HAER CAL,33-CORO.V,1-4.tif 5,000 × 4,059; 19.36 MB
  
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  DOWNSTREAM AERIAL VIEW OF THE DIVERSION CHANNEL AND CONTROL WORKS. THE OUTLET CONTROL TOWER AND THE PIER FOR THE SERVICE BRIDGE ARE SHOWN COMPLETED.... Volume XVIII, No. 11, HAER CAL,33-CORO.V,1-3.tif 5,000 × 4,001; 19.08 MB
  
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  EASTERLY AERIAL VIEW SHOWING THE RIGHT ABUTMENT AND OUTLET CONTROL WORKS IN THE FOREGROUND.... Volume XX, No. 8, September 9, 1940. - Prado Dam, Santa Ana River near junction of HAER CAL,33-CORO.V,1-6.tif 5,000 × 4,024; 19.19 MB
  
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  DOWNSTREAM FACE OF DAM, TO WEST. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1A-2.tif 5,000 × 4,023; 19.19 MB
  
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  DRAINAGE CHANNEL AND ACCESS ROAD AT EAST END OF EARTH EMBANKMENT, LOOKING NORTH. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1A-3.tif 5,000 × 4,006; 19.1 MB
  
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  EMBANKMENT DRAINAGE LAYOUT. Sheet F-9, June, 1940. File no. 342-72. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1A-11.tif 5,000 × 4,041; 19.27 MB
  
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  ...INTAKE STRUCTURE AND PIER FOR SERVICE BRIDGE NEARING COMPLETION. Volume XVI, No. 14, September 29, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction of State HAER CAL,33-CORO.V,1B-19.tif 5,000 × 4,040; 19.27 MB
  
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  A DOWNSTREAM VIEW FROM THE LOWER END OF THE OUTLET CONDUIT, SHOWING STILLING BASIN BAFFLE PIERS.... Volume XVII, No. 17, November 29, 1939. - Prado Dam, Outlet Works, Santa HAER CAL,33-CORO.V,1B-27.tif 5,000 × 4,055; 19.34 MB
  
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  AERIAL VIEW OF THE OUTLET STRUCTURE AND OUTLET CHANNEL, LOOKING UPSTREAM.... Volume XVII, No. 11, December 26, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction HAER CAL,33-CORO.V,1B-21.tif 5,000 × 4,028; 19.21 MB
  
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  CONSTRUCTION LAYOUT - DETAILS OF OUTLET WORKS AND SPILLWAY. Sheet C-10, September, 1938. File no. SA 343-1. - Prado Dam, Outlet Works, Santa Ana River near junction of State HAER CAL,33-CORO.V,1B-30.tif 5,000 × 3,994; 19.05 MB
  
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  CONTROL HOUSE INTERIOR, LOOKING EAST. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-11.tif 5,000 × 4,084; 19.48 MB
  
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  CONTROL HOUSE INTERIOR, LOOKING WEST TO OFFICE, ALSO SHOWING MOBILE CRANE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1B-10.tif 5,000 × 4,047; 19.3 MB
  
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  CONTROL WORKS - INTAKE- DIMENSIONAL DETAILS - NO. 1. Sheet A-2, date stamped September, 1939. File no. SA 343-3. - Prado Dam, Outlet Works, Santa Ana River near junction of HAER CAL,33-CORO.V,1B-32.tif 5,000 × 4,016; 19.15 MB
  
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  DETAIL, EAST END CONTROL HOUSE, WITH CRANE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-12.tif 5,000 × 4,010; 19.12 MB
  
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  DOWNSTREAM VIEW OF COMPLETED OUTLET CONTROL STRUCTURE.... Volume XIX, No. 8, April 12, 1940. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1B-23.tif 5,000 × 4,036; 19.25 MB
  
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  DOWNSTREAM VIEW OF OUTLET STRUCTURE AND OUTLET CHANNEL, FROM WEST END OF EMBANKMENT. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-16.tif 5,000 × 4,070; 19.41 MB
  
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  DOWNSTREAM VIEW OF ROCK PAVING OPERATIONS ON LEFT BANK OF OUTLET CHANNEL.... Volume XVI, No. 18, September 29, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction HAER CAL,33-CORO.V,1B-28.tif 5,000 × 4,019; 19.17 MB
  
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  DOWNSTREAM VIEW OF THE INTAKE STRUCTURE, SHOWING THE SLIDE GATES FOR THE CONTROLLED OUTLET, IN POSITION FOR INSTALLATION.... Volume XVII, No. 15, November 13, 1939. - Prado HAER CAL,33-CORO.V,1B-20.tif 5,000 × 4,058; 19.35 MB
  
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  EAST SIDE, CONTROL TOWER AND CONTROL HOUSE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-5.tif 4,067 × 5,000; 19.4 MB
  
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  ELECTRICAL CONTROL PANEL. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-13.tif 4,054 × 5,000; 19.33 MB
  
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  FLOAT WELL AND PIPE ENCASEMENT - EAST CUTOFF WALL, REINFORCEMENT DETAILS. Sheet A-17, October, 1940. File no. SA 342-2. - Prado Dam, Outlet Works, Santa Ana River near HAER CAL,33-CORO.V,1B-36.tif 5,000 × 4,042; 19.28 MB
  
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  ...CONCRETE IS BEING PLACED FOR THE FOUNDATION FOR THE WEST END OF THE OGEE SECTION OF SPILLWAY STRUCTURE. Volume XVI, No. 20, September 29, 1939. - Prado Dam, Spillway, Santa HAER CAL,33-CORO.V,1C-12.tif 5,000 × 4,066; 19.39 MB
  
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  A VIEW ALONG AXIS OF OGEE SECTION OF THE SPILLWAY STRUCTURE... Volume XVII, No. 14, November 29, 1939. - Prado Dam, Spillway, Santa Ana River near junction of State Highways HAER CAL,33-CORO.V,1C-14.tif 5,000 × 3,983; 19 MB
  
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  AERIAL PHOTOGRAPH OF DAM SITE SHOWING SPILLWAY OGEE SECTION AND SPILLWAY APRON EXCAVATION IN FOREGROUND.... Volume XVIII, No. 10, January 18, 1940. - Prado Dam, Spillway, HAER CAL,33-CORO.V,1C-15.tif 5,000 × 4,072; 19.42 MB
  
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  AERIAL VIEW SHOWING IN THE FOREGROUND, EXCAVATION FOR THE SPILLWAY APRON.... Volume XVII, No. 12, December 26, 1939. - Prado Dam, Spillway, Santa Ana River near junction of HAER CAL,33-CORO.V,1C-13.tif 5,000 × 4,047; 19.3 MB
  
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  CONCRETE AND GRADED ABUTMENT AT SOUTHEAST END OF SPILLWAY. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-7.tif 5,000 × 4,041; 19.27 MB
  
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  CONCRETE WING WALL AT BASE OF SPILLWAY FACE, FROM ABOVE. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-5.tif 5,000 × 4,031; 19.22 MB
  
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  CONCRETE WING WALL AT NORTHWEST END OF SPILLWAY; DAM EMBANKMENT AT LEFT. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1C-6.tif 5,000 × 4,014; 19.14 MB
  
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  DETAIL, ROCK AND CONCRETE DRAINAGE DITCH ON SPILLWAY ABUTMENT. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-11.tif 5,000 × 4,043; 19.28 MB
  
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  EAST END OF SPILLWAY, NORTH END, SHOWING ROCK AND CONCRETE DRAINAGE CHANNEL - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1C-4.tif 5,000 × 4,057; 19.35 MB
  
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  EAST END OF SPILLWAY, SHOWING OGEE LIP, LOOKING SOUTHEAST. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-3.tif 5,000 × 4,073; 19.42 MB
  
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  EASTERLY VIEW ALONG THE SPILLWAY BUCKET, SHOWING CONSTRUCTION OPERATIONS.... Volume XX, No. 5, September 5, 1940. - Prado Dam, Spillway, Santa Ana River near junction of State HAER CAL,33-CORO.V,1C-18.tif 5,000 × 4,048; 19.31 MB
  
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  LOOKING NORTH AT SOUTH FRONT OF CONTROL HOUSE. ALSO SHOWN ARE THE CONTROL TOWER, THE SERVICE BRIDGE, AND THE SERVICE BRIDGE PIER. SNOW COVERED MT. BALDY IS VISIBLE IN THE HAER CAL,33-CORO.V,1B-1.tif 5,000 × 4,000; 19.08 MB
  
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  LOOKING UP AT BOTTOM OF CONTROL HOUSE, ALONG LENGTH OF GATE HOIST CABLES. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1B-8.tif 3,998 × 5,000; 19.07 MB
  
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  LOOKING UP AT UNDERSIDE OF SERVICE BRIDGE AND SOUTH FRONT, CONTROL HOUSE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1B-7.tif 5,000 × 4,017; 19.16 MB
  
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  LOOKING WEST ALONG THE AXIS OF THE DAM TOWARD THE OUTLET STRUCTURE. HAND OPERATED MECHANICAL TAMPERS ARE COMPACTING THE FILL ALONG THE STEEL SHEET PILING CUTOFF WALL IN THE HAER CAL,33-CORO.V,1-5.tif 5,000 × 3,984; 19 MB
  
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  LOOKING WEST TOWARD OUTLET HOUSE ALONG UPSTREAM SIDE OF DAM EMBANKMENT. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1A-1.tif 5,000 × 4,035; 19.24 MB
  
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  MOTOR NO. 2, WITH GATE OPENING SCALE BEHIND ON WALL. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-14.tif 4,022 × 5,000; 19.18 MB
  
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  MOTOR NO. 3, LEFT SIDE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-15.tif 5,000 × 4,004; 19.1 MB
  
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  NORTH REAR, CONTROL TOWER AND CONTROL HOUSE, SHOWING INTAKE STRUCTURE TRASH RACKS BELOW. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-4.tif 5,000 × 4,016; 19.15 MB
  
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  NORTHWEST END OF OGEE WALL; VIEW TO NORTHWEST FROM GRASSED AREA NORTHEAST OF SPILLWAY. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1C-9.tif 5,000 × 3,990; 19.03 MB
  
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  OUTLET STRUCTURE, LOOKING NORTH. NOTE ALSO THE DRAINAGE CHANNEL AND CONCRETE FLUME ALONG WEST EDGE OF EMBANKMENT. - Prado Dam, Outlet Works, Santa Ana River near junction of HAER CAL,33-CORO.V,1B-17.tif 5,000 × 4,114; 19.62 MB
  
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  OUTLET WORKS- CONTROL HOUSE - PLAN AND ELEVATIONS. Sheet 32, August 20, 1938. File no. SA 121-71. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-38.tif 5,000 × 3,988; 19.02 MB
  
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  OUTLET WORKS- CONTROL HOUSE - STRUCTURAL DETAILS. Sheet 33, August 20, 1938. File no. SA 121-72. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-39.tif 5,000 × 4,031; 19.22 MB
  
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  OUTLET WORKS- CONTROL TOWER - ELEVATIONS AND SECTIONS NO. 1. Sheet 35, August 20, 1938. File no. SA 121-74. - Prado Dam, Outlet Works, Santa Ana River near junction of State HAER CAL,33-CORO.V,1B-41.tif 5,000 × 3,982; 18.99 MB
  
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  OUTLET WORKS- CONTROL TOWER - ELEVATIONS AND SECTIONS NO. 2. Sheet 36, August 20, 1938. File no. SA 121-79. - Prado Dam, Outlet Works, Santa Ana River near junction of State HAER CAL,33-CORO.V,1B-42.tif 5,000 × 4,037; 19.25 MB
  
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  OUTLET WORKS- CONTROL WORKS - ELEVATIONS AND INDEX TO REFERENCE DRAWINGS. Sheet 31, August 20, 1938. File no. SA 121-70. - Prado Dam, Outlet Works, Santa Ana River near HAER CAL,33-CORO.V,1B-37.tif 5,000 × 4,038; 19.26 MB
  
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  OUTLET WORKS- ELECTRICAL SYSTEM NO. 1. Sheet H-1, date stamped May, 1939. File no. SA 342-9. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1B-46.tif 5,000 × 4,013; 19.14 MB
  
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  OUTLET WORKS- ELECTRICAL SYSTEM NO. 2. Sheet H-2, date stamped May, 1939. File no. SA 342-10. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1B-47.tif 5,000 × 3,989; 19.02 MB
  
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  OUTLET WORKS- ELECTRICAL SYSTEM NO. 3. Sheet H-3, October, 1939. File no. SA 342-59. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-48.tif 5,000 × 4,026; 19.2 MB
  
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  OUTLET WORKS- GATE HOIST ASSEMBLY. Sheet 44, August 20, 1938. File no. SA 121-84(?). - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-35.tif 5,000 × 3,999; 19.07 MB
  
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  OUTLET WORKS- GATES - ELEVATIONS AND SECTION. Sheet 43, August 20, 1938. File no. SA 121-89(?). - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-34.tif 5,000 × 4,043; 19.28 MB
  
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  OUTLET WORKS- GENERAL PLAN AND SECTIONS. Sheet A-1, date stamped January, 1939. File no. SA 949-80. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways HAER CAL,33-CORO.V,1B-29.tif 5,000 × 3,983; 19 MB
  
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  OUTLET WORKS- INTAKE - PLAN AND SECTIONS. Sheet 21, August 20, 1938. File no. SA 121-60. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-31.tif 5,000 × 3,991; 19.03 MB
  
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  OUTLET WORKS- OUTLET STRUCTURE - PLAN AND SECTIONS. Sheet C-1, September, 1939. File no. SA 343-50. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways HAER CAL,33-CORO.V,1B-50.tif 5,000 × 4,025; 19.2 MB
  
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  OUTLET WORKS- SERVICE BRIDGE - BEARING DETAILS. Sheet 39, August 20, 1938. File no. SA 121-78. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-45.tif 5,000 × 4,000; 19.08 MB
  
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  OUTLET WORKS- SERVICE BRIDGE - GIRDER DETAILS. Sheet 38, August 20, 1938. File no. SA 121-77. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1B-44.tif 5,000 × 4,032; 19.23 MB
  
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  OUTLET WORKS- SERVICE BRIDGE - PLAN AND ELEVATION. Sheet 37, August 20, 1938. File no. SA 121-76. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-43.tif 5,000 × 3,993; 19.04 MB
  
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  OUTLET WORKS- THREE TON CRANE, ELECTRICAL SYSTEM NO 4. Sheet H-4, December 12, 1939. File no. SA 342-60. - Prado Dam, Outlet Works, Santa Ana River near junction of State HAER CAL,33-CORO.V,1B-49.tif 5,000 × 4,008; 19.11 MB
  
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  OUTLET WORKS- VIBRATION ABSORBER FOR STANDBY UNIT, Sheet H-7, September, 1940. File no. SA 342-79. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways HAER CAL,33-CORO.V,1B-40.tif 5,000 × 4,027; 19.2 MB
  
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  OVERVIEW TO EAST, FROM WEST END OF EARTHEN EMBANKMENT, SHOWING DOWNSTREAM FACE OF DAM, AND SPILLWAY FACE IN DISTANCE AT UPPER RIGHT. - Prado Dam, Embankment, Santa Ana River HAER CAL,33-CORO.V,1A-4.tif 5,000 × 4,023; 19.19 MB
  
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  PERSPECTIVE VIEW, WEST AND SOUTH SIDES, CONTROL TOWER AND CONTROL HOUSE, LOOKING TO NORTHEAST. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1B-2.tif 5,000 × 3,988; 19.02 MB
  
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  PLAN OF SPILLWAY SHOWING INDEX TO MONOLITHS. Sheet S-18, July, 1939. File no. SA 342-15. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1C-25.tif 5,000 × 4,000; 19.08 MB
  
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  Prado Dam Coverimage.jpg 410 × 250; 144 KB
  
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  Prado Dam Spillway, Santa Ana River, Riverside County, CA.jpg 1,024 × 833; 118 KB
  
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  Prado Dam, Santa Ana Canyon, Riverside County.jpg 5,676 × 4,392; 11.8 MB
  
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  Santa Ana River, Lake Norconian, Prado Flood Control Basin.jpg 1,092 × 1,880; 1.1 MB
  
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  SERVICE BRIDGE AND SOUTH FRONT, CONTROL HOUSE. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1B-6.tif 5,000 × 4,027; 19.2 MB
  
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  SIDE DRAINAGE TREATMENT AT INTAKE STRUCTURE. Sheet F-5, May, 1939. File no. SA 342-7. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-33.tif 5,000 × 4,018; 19.16 MB
  
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  SPILLWAY BUCKET SLAB- REINFORCEMENT DETAILS NO. 1. Sheet S-37, December, 1939. File no. SA 342-47. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1C-28.tif 5,000 × 4,012; 19.13 MB
  
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  SPILLWAY BUCKET SLAB- REINFORCEMENT DETAILS NO. 3. Sheet S-40, December, 1939. File no. SA 342-49. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1C-29.tif 5,000 × 4,000; 19.08 MB
  
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  SPILLWAY BUCKET SLAB- REINFORCEMENT DETAILS NO. 4. Sheet S-44, December, 1939. File no. SA 342-50. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1C-30.tif 5,000 × 3,986; 19.01 MB
  
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  SPILLWAY CHANNEL - BACKFILL DETAILS NO. 2. Sheet S-52, May, 1940. File no. SA 342-66. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1C-33.tif 5,000 × 3,986; 19.01 MB
  
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  SPILLWAY CHANNEL DRAINAGE PLAN AND DETAILS. Sheet S-8, July, 1939. File no. SA 343-71. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona HAER CAL,33-CORO.V,1C-23.tif 5,000 × 4,008; 19.11 MB
  
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  SPILLWAY CHANNEL OGEE DETAILS. Sheet S-2, March, 1939. File no. SA 343-66. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside HAER CAL,33-CORO.V,1C-21.tif 5,000 × 3,991; 19.03 MB
  
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  SPILLWAY CHANNEL SLAB REINFORCEMENT DETAILS, NO. 1. Sheet S-4, February, 1939. File no. SA 343-67. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1C-22.tif 5,000 × 4,014; 19.14 MB
  
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  SPILLWAY CHANNEL WALLS - REINF. DETAILS; MONOLITHS W-1 TO W-4 INCL. Sheet S-26, July, 1939. File no. SA 342-34. - Prado Dam, Spillway, Santa Ana River near junction of State HAER CAL,33-CORO.V,1C-26.tif 5,000 × 4,004; 19.1 MB
  
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  SPILLWAY CHANNEL WALLS - REINFORCEMENT DETAILS; MONOLITHS E-1 TO F-4 INCL. and NO. 34. Sheet S-11, June, 1939. File no. SA 342-24(?). - Prado Dam, Spillway, Santa Ana River HAER CAL,33-CORO.V,1C-24.tif 5,000 × 3,992; 19.04 MB
  
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  SPILLWAY CHANNEL WALLS REINF - DETAILS; MONOLITHS E-21 AND W-21. Sheet S-45, May, 1940. File no. 342-58. - Prado Dam, Spillway, Santa Ana River near junction of State Highways HAER CAL,33-CORO.V,1C-31.tif 5,000 × 3,993; 19.04 MB
  
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  SPILLWAY CHANNEL WALLS REINF. DETAILS; MONOLITHS E-22, E-23, W-22, AND W-23. Sheet S-46, May, 1940. File no. 342-59. - Prado Dam, Spillway, Santa Ana River near junction of HAER CAL,33-CORO.V,1C-32.tif 5,000 × 4,024; 19.19 MB
  
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  SPILLWAY CHANNEL- PLAN AND SECTIONS OF CRIB CUTOFF. Sheet S-27, May, 1939. File no. SA 342-36. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91 HAER CAL,33-CORO.V,1C-27.tif 5,000 × 4,004; 19.1 MB
  
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  SPILLWAY CRIB CUTOFF WALL STA. 22+65.23 TO STA. 24+30. Sheet S-61, May, 1940. File no. SA 342-71. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and HAER CAL,33-CORO.V,1C-34.tif 5,000 × 4,003; 19.09 MB
  
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  SPILLWAY CRIB CUTOFF- WEST SECTION REINFORCEMENT DETAILS NO. 4. Sheet S-63, June, 1940. File no. SA 342-74. - Prado Dam, Spillway, Santa Ana River near junction of State HAER CAL,33-CORO.V,1C-35.tif 5,000 × 4,035; 19.24 MB
  
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  SPILLWAY FACE, FROM BELOW MAIN EMBANKMENT - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-1.tif 5,000 × 4,068; 19.4 MB
  
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  TYPICAL EMBANKMENT SECTIONS. No sheet number. June, 1946. File no. 343-85. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, Corona, HAER CAL,33-CORO.V,1A-12.tif 5,000 × 3,984; 19 MB
  
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  UPSTREAM EXTENSION TO 60' INFILTRATION PIPE- MISCELLANEOUS METAL DETAILS. Sheet A-22, November, 1940. File no. SA 342-31. - Prado Dam, Embankment, Santa Ana River near HAER CAL,33-CORO.V,1A-10.tif 5,000 × 3,989; 19.02 MB
  
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  UPSTREAM EXTENSION TO 60' INFILTRATION PIPE- REINFORCEMENT DETAILS OF VALVE CONTROL STRUCTURE. Sheet A-20, July, 1939. File no. SA 342-29. - Prado Dam, Embankment, Santa Ana HAER CAL,33-CORO.V,1A-9.tif 5,000 × 3,955; 18.86 MB
  
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  UPSTREAM EXTENSION TO 60' INFILTRATION PIPE. Sheet A-19, November, 1940. File no. SA 342-13. - Prado Dam, Embankment, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1A-8.tif 5,000 × 4,022; 19.18 MB
  
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  Upstream view from the top of the dam showing the service bridge and outlet control tower completed. Location, Prado... - NARA - 295317.jpg 3,000 × 2,385; 3.68 MB
  
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  UPSTREAM VIEW OF A PORTION OF THE CLOSED CONDUIT SECTION OF OUTLET WORKS.... Volume XVI, No. 15, August 16, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction of HAER CAL,33-CORO.V,1B-24.tif 5,000 × 4,057; 19.35 MB
  
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  UPSTREAM VIEW OF DISCHARGE END OF OUTLET STRUCTURE.... Volume XVI, No. 17, September 29, 1939. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 HAER CAL,33-CORO.V,1B-26.tif 5,000 × 4,055; 19.34 MB
  
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  UPSTREAM VIEW OF LOWER END OF OUTLET STRUCTURE SHOWING FORMS IN PLACE FOR GRAVITY WALL SECTIONS.... Volume XVI, No. 16, August 16, 1939. - Prado Dam, Outlet Works, Santa Ana HAER CAL,33-CORO.V,1B-25.tif 5,000 × 4,073; 19.42 MB
  
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  UPSTREAM VIEW OF THE OUTLET CONTROL STRUCTURE AND THE PIER FOR THE SERVICE BRIDGE.... Volume XVIII, No. 12, January 29, 1940. - Prado Dam, Outlet Works, Santa Ana River near HAER CAL,33-CORO.V,1B-22.tif 5,000 × 4,067; 19.4 MB
  
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  VIEW EASTERLY ALONG DOWNSTREAM END OF THE SPILLWAY, SHOWING CELL WALL CONSTRUCTION IN THE CRIB CUTOFF.... Volume XX, No. 4, August 3, 1940. - Prado Dam, Spillway, Santa Ana HAER CAL,33-CORO.V,1C-17.tif 5,000 × 4,061; 19.37 MB
  
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  VIEW EASTERLY ALONG THE UPSTREAM SIDE OF THE OGEE SECTION OF THE SPILLWAY.... Volume XVIII, No. 13, January 29, 1940. - Prado Dam, Spillway, Santa Ana River near junction of HAER CAL,33-CORO.V,1C-16.tif 5,000 × 4,025; 19.2 MB
  
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  VIEW TO NORTHEAST ALONG NORTHWEST SPILLWAY ABUTMENT; SERVICE VEHICLE GARAGE IN BACKGROUND. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1C-10.tif 5,000 × 4,072; 19.42 MB
  
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  VIEW TO SOUTH ALONG LENGTH OF OGEE WALL. - Prado Dam, Spillway, Santa Ana River near junction of State Highways 71 and 91, Corona, Riverside County, CA HAER CAL,33-CORO.V,1C-8.tif 5,000 × 4,022; 19.18 MB
  
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  VIEW WEST ALONG THE UPSTREAM SLOPE OF THE EMBANKMENT, SHOWING ROCK PAVING IN PROGRESS.... Volume XIX, No. 7, June 24, 1940. - Prado Dam, Embankment, Santa Ana River near HAER CAL,33-CORO.V,1A-7.tif 5,000 × 4,036; 19.25 MB
  
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  WEST SIDE, CONTROL TOWER AND CONTROL HOUSE, ALSO SHOWING INTAKE STRUCTURE BELOW AT LEFT. - Prado Dam, Outlet Works, Santa Ana River near junction of State Highways 71 and 91, HAER CAL,33-CORO.V,1B-3.tif 5,000 × 4,035; 19.24 MB
  
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  WESTERLY VIEW ALONG SPILLWAY BUCKET, SHOWING CONSTRUCTION OPERATIONS IN PROGRESS. THE DAM EMBANKMENT IS SHOWN IN THE LEFT DISTANCE.... Volume XX, No. 6, September 5, 1940. - HAER CAL,33-CORO.V,1C-19.tif 5,000 × 4,025; 19.2 MB
  
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  WESTERLY VIEW SHOWING SPILLWAY BUCKET COMPLETED, EXCEPT FOR WING WALL IN THE FOREGROUND.... Volume XX, No. 7, September 25, 1940. - Prado Dam, Spillway, Santa Ana River near HAER CAL,33-CORO.V,1C-20.tif 5,000 × 4,060; 19.36 MB