Category:HAER No. OR-11-F (Bonneville Project, Bonneville Dam)

Media in category "HAER No. OR-11-F (Bonneville Project, Bonneville Dam)"

The following 124 files are in this category, out of 124 total.

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  GENERAL EXTERIOR VIEW LOOKING SOUTHEAST AT DOWNSTREAM FACE OF DAM-SPILLWAY. VIEW TAKEN FROM WASHINGTON SHORELINE. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-1.tif 4,944 × 3,961; 18.68 MB
  
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  GENERAL EXTERIOR VIEW LOOKING SOUTH, SHOWING DOWNSTREAM FACE OF DAM-SPILLWAY; PARKING LOT-WORK AREA ON WASHINGTON SHORE IS VISIBLE IN FOREGROUND. - Bonneville Project, HAER ORE,26-BONV,2-F-2.tif 4,939 × 3,950; 18.61 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTH, SHOWING DOWNSTREAM FACE OF DAM-SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-3.tif 4,976 × 3,966; 18.82 MB
  
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  DETAIL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING PIERS AND MOVABLE STONEY GATES ON DOWNSTREAM FACE OF DAM-SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-4.tif 3,966 × 4,961; 18.77 MB
  
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  GENERAL EXTERIOR VIEW LOOKING EAST, SHOWING FISH LADDER ASCENDING FROM SOUTH END OF DAM-SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-5.tif 4,953 × 3,964; 18.73 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTHWEST AT UPSTREAM FACE OF DAM-SPILLWAY; VIEW FROM BRADFORD ISLAND. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-7.tif 4,955 × 3,982; 18.82 MB
  
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  GENERAL EXTERIOR VIEW LOOKING SOUTH, SHOWING UPSTREAM FACE OF DAM-SPILLWAY; THE VIEW HIGHLIGHTS THE UPSTREAM APPEARANCE OF THE PIERS SUPPORTING THE MOVABLE STONEY GATES. - HAER ORE,26-BONV,2-F-8.tif 4,950 × 3,955; 18.67 MB
  
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  GENERAL EXTERIOR VIEW LOOKING SOUTHWEST, SHOWING UPSTREAM FACE OF DAM-SPILLWAY; FOLIAGE IN FOREGROUND IS ON WASHINGTON SHORELINE. - Bonneville Project, Bonneville Dam, Columbia HAER ORE,26-BONV,2-F-6.tif 4,993 × 4,008; 19.09 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTHWEST AT UPSTREAM FACE OF DAM-SPILLWAY; GANTRY CRANES IN CENTER OF VIEW. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-9.tif 4,982 × 3,955; 18.79 MB
  
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  GENERAL EXTERIOR VIEW LOOKING SOUTH, SHOWING UPSTREAM FACE OF DAM-SPILLWAY; ELECTRICALLY-OPERATED GATE MECHANISMS ARE ON RIGHT; GANTRY CRANES ARE VISIBLE IN CENTER-LEFT. - HAER ORE,26-BONV,2-F-10.tif 4,955 × 3,966; 18.74 MB
  
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  GENERAL EXTERIOR VIEW LOOKING SOUTH DOWN THE AXIS OF THE TOP OF THE DAM-SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-11.tif 4,939 × 3,960; 18.65 MB
  
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  DETAIL EXTERIOR VIEW LOOKING SOUTHWEST, SHOWING CONTROL TOWER AT SOUTH END OF DAM-SPILLWAY; ENTRANCE TO BRADFORD ISLAND FISH LADDER IS VISIBLE IN FOREGROUND. - Bonneville HAER ORE,26-BONV,2-F-12.tif 3,972 × 5,000; 18.94 MB
  
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  DETAIL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING CONTROL TOWER AT UPSTREAM FACE OF DAM-SPILLWAY ON BRADFORD ISLAND. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-13.tif 3,976 × 4,972; 18.86 MB
  
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  DETAIL EXTERIOR VIEW LOOKING EAST AT DOWNSTREAM SIDE OF NORTH END OF DAM-SPILLWAY; GANTRY CRANE ABOVE MOVABLE STONEY GATE IS VISIBLE IN CENTER BACKGROUND; FISH LADDER ON HAER ORE,26-BONV,2-F-14.tif 3,950 × 4,965; 18.71 MB
  
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  DETAIL EXTERIOR VIEW LOOKING NORTH SHOWING REINFORCED CONCRETE PILLBOX ON BRADFORD ISLAND END OF DAM-SPILLWAY; THE PILLBOX WAS BUILT DURING WORLD WAR II TO HELP PROTECT THE DAM HAER ORE,26-BONV,2-F-15.tif 3,992 × 4,988; 18.99 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTHWEST, SHOWING TRANSMISSION TOWERS ON WEST END OF BRADFORD ISLAND; BRADFORD SLOUGH DOWNSTREAM FROM POWERHOUSE -1 IS IN FOREGROUND. - HAER ORE,26-BONV,2-F-16.tif 4,987 × 3,998; 19.02 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING FISH LADDER ON BRADFORD ISLAND; VIEW IS TAKEN FROM ROOF OF POWERHOUSE -1; THE DAM-SPILLWAY IS IN RIGHT BACKGROUND. - Bonneville HAER ORE,26-BONV,2-F-17.tif 4,960 × 3,982; 18.84 MB
  
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  GENERAL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING FISH LADDER ON BRADFORD ISLAND; DAM-SPILLWAY IS VISIBLE IN CENTER BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia HAER ORE,26-BONV,2-F-18.tif 4,987 × 3,993; 18.99 MB
  
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  GENERAL VIEW LOOKING SOUTH, SHOWING FISH LADDER ON BRADFORD ISLAND AS IT ASCENDS TO BRADFORD SLOUGH. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-19.tif 4,949 × 3,982; 18.8 MB
  
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  GENERAL VIEW LOOKING NORTHEAST, SHOWING FISH LADDER ON BRADFORD ISLAND AS IT ASCENDS FROM THE SOUTH END OF DAM-SPILLWAY; THE DOWNSTREAM FACE OF DAM-SPILLWAY IS VISIBLE IN HAER ORE,26-BONV,2-F-20.tif 4,950 × 3,977; 18.78 MB
  
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  GENERAL VIEW LOOKING WEST, SHOWING FISH LADDER ON BRADFORD ISLAND THAT LEADS UP FROM POWERHOUSE -1 TOWARDS THE DAM-SPILLWAY; THE TOP OF POWERHOUSE -1 IS VISIBLE IN LEFT HAER ORE,26-BONV,2-F-21.tif 4,950 × 3,965; 18.72 MB
  
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  DETAIL EXTERIOR VIEW LOOKING NORTHWEST, SHOWING FISH LADDER AT NORTH END OF DAM-SPILLWAY; VIEW SHOWS SECTION OF FISH LADDER NEAR WHERE IT ENTERS THE COLUMBIA RIVER. - HAER ORE,26-BONV,2-F-22.tif 4,944 × 3,976; 18.75 MB
  
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  DETAIL EXTERIOR VIEW LOOKING NORTHEAST SHOWING ENTRANCE TO FISH LADDER AT SOUTH END OF DAM-SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-23.tif 3,945 × 4,966; 18.69 MB
  
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  DETAIL EXTERIOR VIEW LOOKING EAST, SHOWING FISH LADDER AT NORTH END OF DAM-SPILLWAY; WATER FLOWING THROUGH FISH LADDER IS VISIBLE AT BOTTOM. - Bonneville Project, Bonneville HAER ORE,26-BONV,2-F-24.tif 3,933 × 4,982; 18.69 MB
  
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  GENERAL EXTERIOR VIEW LOOKING WEST, SHOWING FISH LADDER DOWNSTREAM FROM THE DAM-SPILLWAY ON THE WASHINGTON SHORE. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-25.tif 4,971 × 3,992; 18.93 MB
  
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  GENERAL EXTERIOR VIEW LOOKING EAST, SHOWING FISH LADDER ON WASHINGTON SHORE ADJACENT TO UPSTREAM FACE OF THE DAM-SPILLWAY. Photograph Nos. OR-11-F-27 through OR-11-F-94 are HAER ORE,26-BONV,2-F-26.tif 4,939 × 3,993; 18.81 MB
  
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  Photographer unknown undated DREDGING OVERBURDEN FROM CRIB EXCAVATION AREAS IN MAIN CHANNEL FOR FIRST STEP COFFERDAM. BRADFORD ISLAND IN BACKGROUND. - Bonneville Project, HAER ORE,26-BONV,2-F-27.tif 5,000 × 3,553; 16.94 MB
  
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  Photographer unknown undated SIDE VIEW OF PARTIALLY CONSTRUCTED CRIB NO. 13. NOTE CONTOURING TO FIT IRREGULARITIES OF RIVER BOTTOM. - Bonneville Project, Bonneville Dam, HAER ORE,26-BONV,2-F-28.tif 5,000 × 3,508; 16.73 MB
  
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  Photographer unknown undated PARTIALLY CONSTRUCTED CRIB NO. 13 JUST PRIOR TO LAUNCHING. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-29.tif 985 × 704; 678 KB
  
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  Photographer unknown undated MONIGHAN DRAGLINE LOADING 25-YARD DUMP BUGGIES. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-30.tif 978 × 686; 656 KB
  
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  Photographer unknown undated CRIB NO. 13 RESTING ON RIVER BOTTOM AFTER BEING FLOATED INTO POSITION. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-31.tif 5,000 × 3,484; 16.62 MB
  
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  Photographer unknown undated PARTIALLY CONSTRUCTED CRIB NO. 11 ON WAYS JUST PRIOR TO LAUNCHING. CRIB SHOWS WET SIDE SHEATHING, BLOCKING, FILLER BLOCKS, AND VERTICALS. - HAER ORE,26-BONV,2-F-32.tif 5,000 × 3,578; 17.06 MB
  
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  Photographer unknown undated CRIB NO. 1 RESTING ON RIVER BOTTOM AFTER BEING FLOATED INTO POSITION. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-33.tif 5,000 × 3,494; 16.66 MB
  
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  Photographer unknown undated PARTIALLY CONSTRUCTED CRIB NO. 9. NOTE CONTOURING TO FIT IRREGULARITIES OF RIVER BOTTOM. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-34.tif 5,000 × 3,498; 16.68 MB
  
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  Photographer unknown undated PLACING CRIBS FOR SOUTH END OF FIRST STEP COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-35.tif 5,000 × 3,481; 16.6 MB
  
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  Photographer unknown undated SOUNDING BARGE IDLE WHILE CRIB SINKING UNDERWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-36.tif 4,955 × 3,987; 18.84 MB
  
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  Photographer unknown undated VIEW OF SOUTH COFFERDAM LOOKING TOWARD BRADFORD ISLAND. CRIB UNDER CONSTRUCTION ON WAYS IN RIVER AWAITING PLACEMENT. STEEL SHEET PILES DRIVEN ALONG HAER ORE,26-BONV,2-F-37.tif 5,000 × 3,564; 17 MB
  
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  Photographer unknown undated VIEW OF SOUTH COFFERDAM LOOKING TOWARD BRADFORD ISLAND. CRIB UNDER CONSTRUCTION ON WAYS IN RIVER AWAITING PLACEMENT. STEEL SHEET PILES DRIVEN ALONG HAER ORE,26-BONV,2-F-38.tif 5,000 × 3,598; 17.16 MB
  
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  Photographer unknown undated ALL CRIBS PLACED AND SUNK IN UPSTREAM LEG OF FIRST COFFERDAM. TRUCKS CARRYING CRIB FILL. ONE DOWNSTREAM CRIB BEING ERECTED IN WAYS. - Bonneville HAER ORE,26-BONV,2-F-39.tif 5,000 × 3,560; 16.98 MB
  
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  Photographer unknown undated ALL CRIBS PLACED AND SUNK IN UPSTREAM LEG OF FIRST COFFERDAM. TRUCKS CARRYING CRIB FILL. ONE DOWNSTREAM CRIB BEING ERECTED IN WAYS. - Bonneville HAER ORE,26-BONV,2-F-40.tif 5,000 × 3,549; 16.93 MB
  
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  Photographer unknown undated ALL CRIBS PLACED AND SUNK IN UPSTREAM LEG OF FIRST COFFERDAM. TRUCKS CARRYING CRIB FILL. ONE DOWNSTREAM CRIB BEING ERECTED IN WAYS. - Bonneville HAER ORE,26-BONV,2-F-41.tif 5,000 × 3,522; 16.8 MB
  
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  Photographer unknown 15 February 1935 MOVING 441 TON MONIGHAN ELECTRIC DRAGLINE. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-42.tif 5,000 × 3,520; 16.79 MB
  
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  Photographer unknown 7 March 1935 DRIVING OF SHEET STEEL PILING AROUND THE OUTER FACE OF THE DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-43.tif 3,507 × 5,000; 16.73 MB
  
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  Photographer unknown 3 April 1935 JACKHAMMERS DRILLING BOULDERS INSIDE FIRST STEP COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, HAER ORE,26-BONV,2-F-44.tif 5,000 × 3,522; 16.8 MB
  
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  Photographer unknown 26 June 1935 MODEL OF SOUTH HALF OF MAIN SPILLWAY DAM, LOOKING UPSTREAM WITH CRIBS IN PLACE. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-45.tif 5,000 × 3,505; 16.72 MB
  
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  Photographer unknown 26 June 1935 MODEL OF SOUTH HALF MAIN SPILLWAY DAM, LOOKING DOWNSTREAM WITH CENTER CRIBS REMOVED. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-46.tif 5,000 × 3,525; 16.81 MB
  
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  Photographer unknown 26 June 1935 MODEL OF SOUTH HALF OF MAIN SPILLWAY DAM, LOOKING DOWNSTREAM WITH CRIBS IN PLACE. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-47.tif 5,000 × 3,518; 16.78 MB
  
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  Photographer unknown 27 August 1935 DEWATERING OF SOUTH HALF OF MAIN DAM BEGUN. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-48.tif 5,000 × 3,460; 16.5 MB
  
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  Photographer unknown 10 September 1935 EXCAVATION WITHIN COFFERDAM FOR SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-49.tif 5,000 × 3,490; 16.64 MB
  
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  Photographer unknown 16 September 1935 PLACING FIRST CONCRETE IN MAIN DAM USING 'CROWE' BUCKET. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-50.tif 5,000 × 3,482; 16.61 MB
  
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  Photographer unknown 1 October 1935 CURING SPRAYS FOR CONCRETE IN SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-51.tif 5,000 × 3,459; 16.5 MB
  
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  Photographer unknown 9 October 1935 CURING CONCRETE BLOCKS FOR BASE OF SOUTH HALF OF SPILLWAY DAM. INSPECTION TUNNEL FORM IN BACKGROUND. - Bonneville Project, Bonneville Dam, HAER ORE,26-BONV,2-F-52.tif 5,000 × 3,422; 16.32 MB
  
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  Photographer unknown October 1935 WORK ON SOUTH HALF SPILLWAY SHOWING REINFORCING STEEL AND PLACING CONCRETE. COFFERDAM IN BACKGROUND. - Bonneville Project, Bonneville Dam, HAER ORE,26-BONV,2-F-53.tif 5,000 × 3,425; 16.33 MB
  
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  Photographer unknown October 1935 RAIN PROTECTION COVER PANELS. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-54.tif 5,000 × 3,478; 16.59 MB
  
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  Photographer unknown 14 October 1935 REINFORCING STEEL OF BAFFLES ON SPILLWAY DECK. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-55.tif 5,000 × 3,487; 16.63 MB
  
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  Photographer unknown 14 October 1935 CONCRETE BLOCKS OF SOUTH HALF OF SPILLWAY SHOWING STEEL REINFORCING OF BAFFLES. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-56.tif 5,000 × 3,534; 16.85 MB
  
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  Photographer unknown 30 October 1935 PIERS RISING FROM CONCRETE DECK. BAFFLES IN VARIOUS STAGES OF CONSTRUCTION. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-57.tif 5,000 × 3,736; 17.82 MB
  
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  Photographer unknown 30 October 1935 CONSTRUCTION OF CONCRETE BLOCKS OF SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-58.tif 5,000 × 3,434; 16.38 MB
  
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  Photographer unknown 30 October 1935 PLACING AND FINISHING CONCRETE FOR SPILLWAY APRON. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-59.tif 5,000 × 3,395; 16.19 MB
  
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  Photographer unknown 31 October 1935 PLACING AND FINISHING CONCRETE FOR SPILLWAY APRON. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-60.tif 5,000 × 3,340; 15.93 MB
  
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  Photographer unknown November 1935 STEEL REINFORCING FOR APRON, SOUTH HALF OF MAIN DAM. OUTLINE OF SPILLWAY PAINTED ON INSIDE OF COFFERDAM. - Bonneville Project, Bonneville Dam HAER ORE,26-BONV,2-F-61.tif 5,000 × 3,392; 16.18 MB
  
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  Photographer unknown 20 November 1935 POURING CONCRETE, BLOCK 9-C, SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, HAER ORE,26-BONV,2-F-62.tif 5,000 × 3,464; 16.52 MB
  
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  Photographer unknown 21 November 1935 BAFFLES AND PIERS FOR SOUTH HALF OF MAIN DAM IN VARIOUS STAGES OF CONSTRUCTION. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-63.tif 5,000 × 3,376; 16.1 MB
  
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  Photographer unknown 5 December 1935 CUT TIMBERS TO FIT BEDROCK FOR BULKHEAD CRIBS FOR NORTH HALF COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-64.tif 4,917 × 3,939; 18.47 MB
  
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  Photographer unknown 5 December 1935 NOSE OF PIER NO. 10, SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-65.tif 3,463 × 5,000; 16.52 MB
  
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  Photographer unknown 26 December 1935 LAYING TIMBERS AFTER PART OF CRIBFILL PLACED IN THE DOWNSTREAM TIMBER BULKHEAD FOR SECOND STEP COFFERDAM. - Bonneville Project, Bonneville HAER ORE,26-BONV,2-F-66.tif 5,000 × 3,393; 16.18 MB
  
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  Photographer unknown undated CRIB IN PLACE IN SECOND STEP COFFERDAM AND POCKETS BEING FILLED. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County HAER ORE,26-BONV,2-F-67.tif 5,000 × 3,452; 16.46 MB
  
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  Photographer unknown 15 January 1936 DOWNSTREAM SIDE OF SOUTH HALF OF MAIN DAM. COFFERDAM AND RIVER IN BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-68.tif 5,000 × 3,490; 16.64 MB
  
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  Photographer unknown January 1936 CRIB IN PLACE IN SECOND STEP COFFERDAM AND POCKETS BEING FILLED. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah HAER ORE,26-BONV,2-F-69.tif 5,000 × 3,422; 16.32 MB
  
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  R.W. Oliver 28 January 1936 SOUTH HALF OF MAIN DAM. MONIGHAN IN FOREGROUND, COFFERDAM AND RIVER IN BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-70.tif 4,923 × 3,979; 18.68 MB
  
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  Photographer unknown 31 January 1936 DOWNSTREAM TIMBER BULKHEAD CRIBS FOR SECOND STEP COFFERDAM COMPLETED. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-71.tif 5,000 × 3,487; 16.63 MB
  
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  Photographer unknown 31 January 1936 CONSTRUCTION OF DOWNSTREAM BULKHEAD CRIBS FOR SECOND STEP COFFERDAM ADJOINING PIER NO. 9. - Bonneville Project, Bonneville Dam, Columbia HAER ORE,26-BONV,2-F-72.tif 5,000 × 3,532; 16.84 MB
  
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  Photographer unknown 8 February 1936 BUCKET LOADING DOCK FOR CONCRETE. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-73.tif 3,469 × 5,000; 16.54 MB
  
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  Photographer unknown 10 February 1936 DOWNSTREAM SIDE OF SOUTH HALF OF MAIN DAM. BRADFORD ISLAND IN BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville HAER ORE,26-BONV,2-F-74.tif 5,000 × 3,610; 17.22 MB
  
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  Photographer unknown undated UPSTREAM SIDE OF PIERS, SOUTH HALF OF MAIN DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-75.tif 5,000 × 3,485; 16.62 MB
  
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  Photographer unknown undated STRUCTURAL STEEL TRUSSES FOR DOWNSTREAM THIRD STEP COFFERDAM IN PLACE. TWO PADS FOR THIS COFFERDAM ARE LAYING ON THE BAFFLES TO THE LEFT OF THE HAER ORE,26-BONV,2-F-76.tif 5,000 × 3,513; 16.75 MB
  
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  Photographer unknown 10 March 1936 COMPLETED DOWNSTREAM BULKHEAD CRIBS FOR SECOND STEP COFFERDAM ADJOINING PIER NO. 9. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-77.tif 5,000 × 3,501; 16.7 MB
  
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  Photographer unknown March 1936 CRIB IN PLACE IN SECOND STEP COFFERDAM. BULKHEAD AND FIRST STEP COFFERDAM IN BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-78.tif 5,000 × 3,418; 16.3 MB
  
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  Photographer unknown 13 March 1936 AERIAL VIEW OF THE SPILLWAY DAM JUST BEFORE FLOODING THE FIRST STEP COFFERDAM. TWO CRIBS IN PLACE ON WASHINGTON SHORE FOR EACH LEG OF THE HAER ORE,26-BONV,2-F-79.tif 5,000 × 3,514; 16.76 MB
  
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  Photographer unknown 16 March 1936 BLASTING OF UPSTREAM CRIBS OF FIRST STEP COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-80.tif 5,000 × 3,420; 16.31 MB
  
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  Photographer unknown 16 March 1936 IMMEDIATELY AFTER BLAST TO REMOVE FIRST STEP COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, HAER ORE,26-BONV,2-F-81.tif 5,000 × 3,499; 16.69 MB
  
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  Photographer unknown undated CRIB BEING TOWED INTO PLACE FOR SECOND STEP COFFERDAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-82.tif 5,000 × 3,526; 16.82 MB
  
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  R.W. Oliver 8 April 1936 UPSTREAM SIDE OF PIERS, SOUTH HALF OF MAIN DAM. PLACEMENT OF SECOND STEP COFFERDAM UNDERWAY. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-83.tif 5,000 × 3,973; 18.95 MB
  
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  Photographer unknown 10 April 1936 DOWNSTREAM SIDE OF SOUTH HALF OF SPILLWAY DAM AS WORKERS FINISH PIERS. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-84.tif 5,000 × 3,441; 16.41 MB
  
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  Photographer unknown 25 April 1936 VIEW OF DOWNSTREAM SIDE OF UNFINISHED PIERS IN SOUTH HALF OF SPILLWAY. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-85.tif 5,000 × 3,657; 17.44 MB
  
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  Photographer unknown 29 April 1936 PANORAMA SHOWING SOUTH HALF OF UNFINISHED SPILLWAY AND HIGHWATER OVERTOPPING SECOND STEP COFFERDAM. - Bonneville Project, Bonneville Dam, HAER ORE,26-BONV,2-F-86.tif 5,000 × 3,507; 16.73 MB
  
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  R.W. Oliver 1 January 1937 NORTH HALF OF MAIN SPILLWAY DAM UNDER CONSTRUCTION. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-87.tif 5,000 × 4,009; 19.12 MB
  
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  Photographer unknown undated DOWNSTREAM VIEW OF CONSTRUCTION ON NORTH HALF OF MAIN DAM, COFFERDAM IN BACKGROUND. - Bonneville Project, Bonneville Dam, Columbia River, HAER ORE,26-BONV,2-F-88.tif 5,000 × 3,949; 18.83 MB
  
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  Photographer unknown 5 January 1937 DOWNSTREAM SIDE OF PIER NOS. 7, 8, AND 9. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-89.tif 3,429 × 5,000; 16.35 MB
  
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  Photographer unknown 1 May 1937 CONSTRUCTION OF WASHINGTON SHORE FISH LADDER AT DOWNSTREAM END OF DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-90.tif 5,000 × 3,442; 16.42 MB
  
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  Photographer unknown undated TOP OF SPILLWAY DAM PIERS WITH ASSEMBLY OF DAM GATES UNDERWAY. WASHINGTON SHORE WING WALL IN BACKGROUND. - Bonneville Project, Bonneville Dam, HAER ORE,26-BONV,2-F-91.tif 3,441 × 5,000; 16.41 MB
  
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  Photographer unknown 24 February 1938 WASHINGTON SHORE FISH LADDER IN OPERATION. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-92.tif 3,542 × 5,000; 16.89 MB
  
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  Photographer unknown 29 May 1940 UPSTREAM SIDE OF SPILLWAY DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR HAER ORE,26-BONV,2-F-93.tif 4,976 × 3,987; 18.92 MB
  
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  Photographer unknown 29 May 1945 FISH COUNTER RECORDING FISH PASSING THROUGH LADDERS AT BONNEVILLE DAM. - Bonneville Project, Bonneville Dam, Columbia River, Bonneville, HAER ORE,26-BONV,2-F-94.tif 4,708 × 3,987; 17.9 MB
  
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  Photocopy of original construction drawing, date unknown. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-2-29) FISHWAYS HAER ORE,26-BONV,2-F-95.tif 4,703 × 3,665; 16.44 MB
  
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  Photocopy of original construction drawing, dated 28 June 1933. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-1-18) HAER ORE,26-BONV,2-F-96.tif 4,671 × 3,590; 15.99 MB
  
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  Photocopy of original construction drawing, dated 25 May 1937. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-3-22) HAER ORE,26-BONV,2-F-97.tif 4,628 × 3,634; 16.04 MB
  
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  Photocopy of original construction drawing, dated 15 July 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, HAER ORE,26-BONV,2-F-98.tif 4,933 × 3,815; 17.95 MB
  
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  Photocopy of original construction drawing, dated 15 July 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, HAER ORE,26-BONV,2-F-99.tif 4,853 × 3,887; 17.99 MB
  
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  Photocopy of original construction drawing, 15 June 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-22, Sheet HAER ORE,26-BONV,2-F-101.tif 4,949 × 3,881; 18.32 MB
  
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  Photocopy of original construction drawing, 15 June 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-22, Sheet HAER ORE,26-BONV,2-F-102.tif 4,828 × 3,707; 17.07 MB
  
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  Photocopy of original construction drawing, 10 June 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-4-39, Sheet HAER ORE,26-BONV,2-F-104.tif 4,832 × 3,714; 17.12 MB
  
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  Photocopy of original construction drawing, 25 May 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-17, Sheet No HAER ORE,26-BONV,2-F-105.tif 4,917 × 3,885; 18.22 MB
  
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  Photocopy of original construction drawing, 1 May 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-17, Sheet No. HAER ORE,26-BONV,2-F-106.tif 4,928 × 3,719; 17.48 MB
  
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  Photocopy of original construction drawing, 10 April 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-4-33, Sheet HAER ORE,26-BONV,2-F-107.tif 4,794 × 3,740; 17.1 MB
  
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  Photocopy of original construction drawing, 5 November 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, HAER ORE,26-BONV,2-F-109.tif 4,821 × 3,703; 17.03 MB
  
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  Photocopy of original construction drawing, 30 October 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-3-107, HAER ORE,26-BONV,2-F-110.tif 4,869 × 3,730; 17.32 MB
  
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  Photocopy of original construction drawing, 29 October 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, HAER ORE,26-BONV,2-F-111.tif 4,917 × 3,870; 18.15 MB
  
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  Photocopy of original construction drawing, 1 October 1936. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-4-33, Sheet HAER ORE,26-BONV,2-F-112.tif 4,799 × 3,714; 17 MB
  
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  Photocopy of original construction drawing, 16 September 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-8, HAER ORE,26-BONV,2-F-113.tif 4,879 × 3,708; 17.26 MB
  
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  Photocopy of original construction drawing, 14 August 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-8, Sheet HAER ORE,26-BONV,2-F-114.tif 4,939 × 3,800; 17.9 MB
  
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  Photocopy of original construction drawing, 25 July 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-8, Sheet No HAER ORE,26-BONV,2-F-115.tif 4,874 × 3,692; 17.16 MB
  
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  Photocopy of original construction drawing, 29 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-116.tif 5,000 × 3,790; 18.07 MB
  
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  Photocopy of original construction drawing, 29 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-117.tif 5,000 × 3,841; 18.32 MB
  
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  Photocopy of original construction drawing, 29 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-118.tif 5,000 × 3,574; 17.04 MB
  
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  Photocopy of original construction drawing, 29 May 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No. HAER ORE,26-BONV,2-F-119.tif 5,000 × 3,960; 18.89 MB
  
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  Photocopy of original construction drawing, 29 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-121.tif 5,000 × 3,850; 18.36 MB
  
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  Photocopy of original construction drawing, 29 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-122.tif 5,000 × 3,944; 18.81 MB
  
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  Photocopy of original construction drawing, 22 May 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet No HAER ORE,26-BONV,2-F-123.tif 4,945 × 4,081; 19.25 MB
  
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  Photocopy of original construction drawing, 30 April 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-5-12, Sheet HAER ORE,26-BONV,2-F-125.tif 5,000 × 3,884; 18.52 MB
  
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  Photocopy of original construction drawing, 15 April 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-4-30, Sheet HAER ORE,26-BONV,2-F-126.tif 5,000 × 3,891; 18.56 MB
  
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  Photocopy of original construction drawing, 20 March 1935. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-4-30, Sheet HAER ORE,26-BONV,2-F-127.tif 5,000 × 3,854; 18.38 MB
  
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  Photocopy of original construction drawing, 22 August 1934. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-2-30) HAER ORE,26-BONV,2-F-128.tif 5,000 × 3,786; 18.06 MB
  
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  Photocopy of original construction drawing, 30 April 1934. (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (M-1-21, Sheet HAER ORE,26-BONV,2-F-129.tif 5,000 × 3,876; 18.48 MB