Category:HAER No. OR-11-E (Bonneville Project, Powerhouse No. 1)

Media in category "HAER No. OR-11-E (Bonneville Project, Powerhouse No. 1)"

The following 136 files are in this category, out of 136 total.

• 
  GENERAL EXTERIOR VIEW LOOKING SOUTHEAST, SHOWING DOWNSTREAM FACADE OF POWERHOUSE -1; FLOWERS IN FOREGROUND ARE ON WESTERN END OF BRADFORD ISLAND. - Bonneville Project, HAER ORE,26-BONV,2-E-1.tif 4,982 × 4,020; 19.1 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING DOWNSTREAM FACADE OF POWERHOUSE -1; WATER IN OUTLET CHANNEL IS VISIBLE IN LEFT FOREGROUND. - Bonneville Project, Powerhouse No.1 HAER ORE,26-BONV,2-E-2.tif 4,966 × 3,966; 18.79 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING SOUTHEAST, SHOWING DOWNSTREAM FACADE OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-3.tif 4,939 × 3,945; 18.58 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING NORTHWEST, SHOWING BRADFORD SLOUGH WITH BRADFORD ISLAND IN RIGHT BACKGROUND AND UPSTREAM FACE OF POWERHOUSE -1 IN CENTER BACKGROUND. - Bonneville HAER ORE,26-BONV,2-E-4.tif 4,944 × 3,961; 18.68 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING NORTHWEST, SHOWING UPSTREAM FACADE OF POWERHOUSE -1; BRADFORD SLOUGH IS IN FOREGROUND; NAVIGATION LOCK -1 IS ON FAR LEFT. - Bonneville Project, HAER ORE,26-BONV,2-E-5.tif 4,945 × 3,945; 18.61 MB
  
• 
  GENERAL EXTERIOR VIEW OF POWERHOUSE -1 LOOKING NORTH, SHOWING UPSTREAM FACADE; WATER IN BRADFORD SLOUGH IS IN FOREGROUND. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-6.tif 4,950 × 3,961; 18.7 MB
  
• 
  GENERAL VIEW LOOKING NORTH, SHOWING UPSTREAM SIDE OF POWERHOUSE -1; ADMINISTRATIVE OFFICES ARE VISIBLE AT CENTER-LEFT WITH ELEVATOR TOWER IN LEFT BACKGROUND; GANTRY CRANE IS HAER ORE,26-BONV,2-E-7.tif 4,955 × 3,961; 18.72 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING EAST, SHOWING THE DOWNSTREAM FACE OF THE SOUTH END OF POWERHOUSE -1; SWITCHING EQUIPMENT IS ON TOP, MAIN SECTION OF POWERHOUSE -1 IS IN CENTER, AND HAER ORE,26-BONV,2-E-8.tif 3,950 × 4,955; 18.67 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING DOWNSTREAM END OF NAVIGATION LOCK -1 WITH MITER GATES CLOSED; POWERHOUSE -1 IS VISIBLE IN CENTER BACKGROUND; PHOTO IS TAKEN FROM HAER ORE,26-BONV,2-E-9.tif 3,966 × 4,944; 18.7 MB
  
• 
  DETAIL EXTERIOR VIEW OF SWITCHING EQUIPMENT AND METAL FRAME SUPPORT STRUCTURE ON ROOF OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-10.tif 4,955 × 3,955; 18.69 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING NORTHEAST DOWN THE LENGTH OF POWERHOUSE -1 ON THE ROOF; VIEW SHOWS SWITCHING EQUIPMENT. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-11.tif 4,945 × 3,955; 18.65 MB
  
• 
  DETAIL VIEW OF 115 KILOVOLT, 600 AMP SWITCHING EQUIPMENT ON ROOF OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-12.tif 4,945 × 3,950; 18.63 MB
  
• 
  DETAIL VIEW LOOKING NORTH, SHOWING REINFORCED CONCRETE CRENELATED CORNICE LINE ON SOUTH FACADE OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough HAER ORE,26-BONV,2-E-13.tif 4,944 × 3,955; 18.65 MB
  
• 
  DETAIL EXTERIOR VIEW LOOKING WEST, SHOWING TRANSFORMER UNITS ON THE UPSTREAM SIDE OF POWERHOUSE -1; THE THREE TRANSFORMERS SHOWN WORK IN CONCERT WITH ONE ANOTHER TO RAISE THE HAER ORE,26-BONV,2-E-14.tif 4,961 × 3,939; 18.64 MB
  
• 
  GENERAL EXTERIOR VIEW LOOKING SOUTH, SHOWING THE UPSTREAM FACADE OF POWERHOUSE -1; TRANSFORMERS ARE VISIBLE ON THE RIGHT, THE GANTRY CRANE IS LEFT-CENTER, AND SWITCHING HAER ORE,26-BONV,2-E-15.tif 4,977 × 3,971; 18.85 MB
  
• 
  DETAIL EXTERIOR VIEW LOOKING NORTHEAST, SHOWING INTAKE PIER ON UPSTREAM SIDE OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-16.tif 3,987 × 4,960; 18.86 MB
  
• 
  DETAIL INTERIOR VIEW OF CONTROL ROOM ON LEVEL +77 OF POWERHOUSE -1; NOTEBOOKS IN FOREGROUND ARE ON TOP OF THE NEW SWITCH GEAR CONTROL CONSOLE; THE ORIGINAL OPERATOR DESK IS IN HAER ORE,26-BONV,2-E-17.tif 4,939 × 3,934; 18.53 MB
  
• 
  DETAIL INTERIOR VIEW OF CONTROL ROOM ON LEVEL +77 OF POWERHOUSE -1; ORIGINAL OPERATOR DESK IS IN CENTER FOREGROUND; NEW SWITCH GEAR CONTROL CONSOLE IS IN RIGHT BACKGROUND; HAER ORE,26-BONV,2-E-18.tif 4,944 × 3,961; 18.68 MB
  
• 
  DETAIL INTERIOR VIEW OF STATION SERVICE CONTROLS IN CONTROL ROOM ON LEVEL +77 OF POWERHOUSE -1; THE ORIGINAL OPERATOR DESK IS PARTIALLY VISIBLE IN LEFT FOREGROUND. - Bonneville HAER ORE,26-BONV,2-E-19.tif 4,982 × 4,004; 19.03 MB
  
• 
  DETAIL INTERIOR VIEW OF STATION SERVICE CONTROLS IN CONTROL ROOM ON LEVEL +77 OF POWERHOUSE -1; THESE CONTROLS ARE TO THE LEFT OF THE ORIGINAL OPERATOR DESK. - Bonneville HAER ORE,26-BONV,2-E-20.tif 3,949 × 4,966; 18.7 MB
  
• 
  DETAIL INTERIOR VIEW OF ORIGINAL BENCH BOARD CONTROLS IN CONTROL ROOM ON LEVEL +77 OF POWERHOUSE -1; THESE PANELS ARE ON LEFT SIDE OF BENCH BOARD CONTROLS. - Bonneville Project HAER ORE,26-BONV,2-E-21.tif 3,955 × 4,949; 18.67 MB
  
• 
  GENERAL INTERIOR VIEW LOOKING DOWN THE LENGTH OF BUS CELL GALLERY ON LEVEL +77 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-22.tif 4,939 × 3,955; 18.63 MB
  
• 
  GENERAL INTERIOR VIEW LOOKING DOWN THE LENGTH OF THE OIL AND WATER PIPE GALLERY ON LEVEL +77 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, HAER ORE,26-BONV,2-E-23.tif 4,961 × 3,987; 18.87 MB
  
• 
  DETAIL INTERIOR VIEW OF GENERATOR BUS POTENTIAL FOR UNIT NO 1 IN BUS CELL GALLERY ON LEVEL +77 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough HAER ORE,26-BONV,2-E-24.tif 4,939 × 3,961; 18.66 MB
  
• 
  DETAIL INTERIOR VIEW OF THE OIL AND WATER PIPE GALLERY ON LEVEL +77 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-25.tif 5,000 × 3,960; 18.89 MB
  
• 
  DETAIL INTERIOR VIEW OF OIL AND WATER PIPE GALLERY ON LEVEL +77 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-26.tif 4,960 × 3,794; 17.95 MB
  
• 
  GENERAL INTERIOR VIEW LOOKING DOWN THE LENGTH OF OIL CIRCUIT BREAKER GALLERY ON LEVEL +65 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, HAER ORE,26-BONV,2-E-27.tif 4,977 × 3,982; 18.9 MB
  
• 
  GENERAL DETAIL VIEW OF EQUIPMENT ON DOWNSTREAM SIDE OF OIL CIRCUIT BREAKER GALLERY ON LEVEL +65 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-28.tif 5,000 × 3,958; 18.88 MB
  
• 
  DETAIL INTERIOR VIEW OF EQUIPMENT IN SOUTH BANK FEEDER CABLE NO 1 ON UPSTREAM SIDE OF OIL CIRCUIT BREAKER GALLERY ON LEVEL +65 OF POWERHOUSE -1. - Bonneville Project, HAER ORE,26-BONV,2-E-29.tif 3,955 × 4,966; 18.73 MB
  
• 
  GENERAL INTERIOR VIEW OF TURBINE-GENERATORS ON MAIN FLOOR (LEVEL +55) OF POWERHOUSE -1; VIEW IS TAKEN FROM LEVEL +82 AT SOUTH END OF POWERHOUSE. - Bonneville Project, HAER ORE,26-BONV,2-E-30.tif 4,922 × 3,868; 18.16 MB
  
• 
  DETAIL INTERIOR VIEW OF TURBINE-GENERATOR UNIT NO 2 IN MAIN ROOM (LEVEL +55) OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-31.tif 3,955 × 4,939; 18.63 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +55 IN POWERHOUSE -1, SHOWING GOVERNOR CONTROL CABINET BETWEEN TURBINE-GENERATOR UNIT NO 1 (ON FAR LEFT) AND NO 2 (OUT OF VIEW ON RIGHT). - HAER ORE,26-BONV,2-E-32.tif 4,987 × 3,987; 18.96 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +55 IN POWERHOUSE -1, SHOWING TURBINE-GENERATOR CONTROL PANEL FOR TURBINE-GENERATOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-33.tif 4,939 × 3,960; 18.65 MB
  
• 
  DETAIL INTERIOR VIEW OF MACHINE SHOP ON LEVEL +55 OF POWERHOUSE -1; CARLTON MACHINE TOOL CO DRILL IS IN LEFT FOREGROUND; SUDBURY MACHINE TOOL CO LATHES ARE IN BACKGROUND. - HAER ORE,26-BONV,2-E-34.tif 4,939 × 3,939; 18.56 MB
  
• 
  DETAIL INTERIOR VIEW OF TILE DECORATION ON WALL OF POWERHOUSE -1 ON LEVEL +55; THE WINDOWS LOOK OUT ON DISCHARGE CHANNEL DOWNSTREAM FROM POWERHOUSE. - Bonneville Project, HAER ORE,26-BONV,2-E-35.tif 3,977 × 5,000; 18.97 MB
  
• 
  DETAIL INTERIOR VIEW OF NAMEPLATES ON TURBINE-GENERATOR UNIT NO 2 IN POWERHOUSE -1 ON LEVEL +55. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-36.tif 3,975 × 4,953; 18.78 MB
  
• 
  GENERAL INTERIOR VIEW OF GALLERY RUNNING THE LENGTH OF POWERHOUSE -1 AT LEVEL +43.5; SWITCHBOARD EQUIPMENT IS ON RIGHT. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-37.tif 4,939 × 3,945; 18.58 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +43.5 IN POWERHOUSE -1, SHOWING TRANSFORMER BANKS NO 11 AND NO 12. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-38.tif 4,933 × 3,945; 18.56 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +43.5 IN POWERHOUSE -1, SHOWING 2,400 VOLT BREAKER CABINETS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island HAER ORE,26-BONV,2-E-39.tif 3,966 × 4,869; 18.42 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +43.5 IN POWERHOUSE -1, SHOWING LIGHTING VAULT. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-40.tif 3,955 × 4,950; 18.67 MB
  
• 
  GENERAL INTERIOR VIEW TAKEN FROM LEVEL +37 OF POWERHOUSE -1, SHOWING OPENING IN FLOOR OF LEVEL +55. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-41.tif 4,991 × 3,960; 18.85 MB
  
• 
  GENERAL INTERIOR VIEW OF STATION SERVICE TURBINE-GENERATOR UNIT ON LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-42.tif 4,944 × 3,982; 18.78 MB
  
• 
  GENERAL INTERIOR VIEW OF TURBINE-GENERATOR UNIT NO 1 ON LEVEL +37 OF POWERHOUSE -1; COOLER PUMP IS VISIBLE IN CENTER-RIGHT. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-43.tif 4,977 × 3,939; 18.7 MB
  
• 
  DETAIL INTERIOR VIEW OF TURBINE SHAFT TAKEN FROM OPENING ON LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-44.tif 3,918 × 4,934; 18.44 MB
  
• 
  DETAIL INTERIOR VIEW OF WICKET GATE CONTROL MECHANISM FOR TURBINE-GENERATOR UNIT ACCESSIBLE FROM LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-45.tif 3,944 × 4,976; 18.72 MB
  
• 
  DETAIL INTERIOR VIEW OF COOLER PUMP SERVING TURBINE-GENERATOR UNIT NO 1 ON LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-46.tif 4,961 × 3,955; 18.71 MB
  
• 
  DETAIL INTERIOR VIEW OF CARBON DIOXIDE TANKS ON LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-47.tif 4,939 × 3,998; 18.83 MB
  
• 
  DETAIL INTERIOR VIEW OF ACTUATOR TANKS BETWEEN TURBINE-GENERATOR UNITS NO 1 AND NO 2 ON LEVEL +37 OF POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-48.tif 4,977 × 4,047; 19.21 MB
  
• 
  DETAIL INTERIOR VIEW OF STATION SERVICE UNIT TRANSFORMERS ON LEVEL +37 IN POWERHOUSE -1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-49.tif 4,046 × 5,000; 19.3 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL +23 OF POWERHOUSE -1, SHOWING STATION SERVICE TURBINE PIT. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-50.tif 4,960 × 4,036; 19.09 MB
  
• 
  GENERAL INTERIOR VIEW OF LEVEL -10 IN POWERHOUSE -1; COOLING WATER PUMPS ARE ON RIGHT AND THE FIRE PROTECTION PUMP IS IN THE CENTER-LEFT BACKGROUND. - Bonneville Project, HAER ORE,26-BONV,2-E-51.tif 4,982 × 4,041; 19.2 MB
  
• 
  GENERAL INTERIOR VIEW LOOKING DOWN LENGTH OF POWERHOUSE -1 AT LEVEL -23; PASSAGEWAY IS KNOWN AS DRAFT TUBE GALLERY. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-52.tif 4,950 × 4,041; 19.08 MB
  
• 
  INTERIOR VIEW AT LEVEL -23 OF POWERHOUSE -1, SHOWING SCROLL CASE ACCESS HATCH FOR GENERATOR-TURBINE UNIT NO 3. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, HAER ORE,26-BONV,2-E-53.tif 4,025 × 4,993; 19.17 MB
  
• 
  DETAIL INTERIOR VIEW AT LEVEL -23 OF POWERHOUSE -1, SHOWING SCROLL CASE DRAIN VALVE FOR GENERATOR-TURBINE UNIT NO 3. - Bonneville Project, Powerhouse No.1, Spanning Bradford HAER ORE,26-BONV,2-E-54.tif 4,034 × 5,000; 19.24 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL -42 IN POWERHOUSE -1, SHOWING AIR COMPRESSORS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-55.tif 4,960 × 4,009; 18.97 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL -58 IN POWERHOUSE -1, SHOWING UNWATERING PUMPS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-56.tif 4,971 × 4,014; 19.03 MB
  
• 
  DETAIL INTERIOR VIEW OF LEVEL -63 IN POWERHOUSE -1, SHOWING UNWATERING SUMPS AT SOUTH END OF BUILDING Photograph Nos OR-11-E-58 through OR-11-E-102 are photocopies of HAER ORE,26-BONV,2-E-57.tif 4,987 × 4,004; 19.05 MB
  
• 
  Photographer unknown undated TWO POTHOLES LOCATED AT POWERHOUSE SITE, TO BE FILLED WITH CONCRETE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-58.tif 5,000 × 3,606; 17.2 MB
  
• 
  Photographer unknown undated FACE OF ROCK LEDGE, SHOWING EXCAVATION FOR CENTER LINE OF POWERHOUSE UNITS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-59.tif 5,000 × 3,508; 16.73 MB
  
• 
  Photographer unknown undated CONCRETE BEING POURED ON CENTER PORTION OF DRAFT TUBE FLOOR SLAB. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-60.tif 5,000 × 3,526; 16.82 MB
  
• 
  Photographer unknown undated FIRST CONCRETE BEING POURED IN DRAFT TUBE FLOOR SLAB. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-61.tif 5,000 × 3,503; 16.71 MB
  
• 
  Photographer unknown undated ERECTING FORMS, PLACING REINFORCING STEEL, AND CONCRETING DRAFT PIER OF POWERHOUSE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough HAER ORE,26-BONV,2-E-62.tif 5,000 × 3,544; 16.9 MB
  
• 
  Photographer unknown undated ERECTING STEEL AND FORMS IN PREPARATION FOR POURING CONCRETE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island HAER ORE,26-BONV,2-E-63.tif 5,000 × 3,585; 17.1 MB
  
• 
  Photographer unknown undated UPSTREAM SIDE OF POWERHOUSE SUBSTRUCTURE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-64.tif 5,000 × 3,559; 16.97 MB
  
• 
  Photographer unknown 26 March 1935 POURING CONCRETE IN POWERHOUSE SUBSTRUCTURE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-65.tif 3,525 × 5,000; 16.81 MB
  
• 
  Photographer unknown 5 April 1935 HEAVY STEEL REINFORCEMENT IN ICE SLUICEWAY. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-66.tif 5,000 × 3,538; 16.87 MB
  
• 
  Photographer unknown 11 May 1935 UPSTREAM SIDE OF POWERHOUSE STRUCTURE SHOWING INTAKE PIERS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-67.tif 5,000 × 3,513; 16.75 MB
  
• 
  Photographer unknown 11 May 1935 UPSTREAM SIDE OF POWERHOUSE STRUCTURE SHOWING INTAKE PIERS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-68.tif 5,000 × 3,529; 16.83 MB
  
• 
  Photographer unknown 21 May 1935 TURBINE PITS AND DOWNSTREAM PIERS, POWERHOUSE SUBSTRUCTURE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-69.tif 5,000 × 3,516; 16.77 MB
  
• 
  Photographer unknown 8 August 1935 POWERHOUSE SUBSTRUCTURE SHOWING TURBINE PITS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-70.tif 5,000 × 3,525; 16.81 MB
  
• 
  Photographer unknown 9 September 1935 DOWNSTREAM SIDE OF POWERHOUSE SUBSTRUCTURE, SHOWING FISHWAY AND DRAFT TUBE OUTLETS. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-71.tif 5,000 × 3,553; 16.94 MB
  
• 
  Photographer unknown 22 November 1935 PLACING CONCRETE FORM FOR STATION SERVICE DRAFT TUBES. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-72.tif 5,000 × 3,546; 16.91 MB
  
• 
  Photographer unknown 9 January 1936 TOP OF DRAFT TUBE LINER AND SPEED RING PIERS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-73.tif 5,000 × 3,557; 16.96 MB
  
• 
  Photographer unknown 19 January 1936 INTAKE TUBE TO TURBINE PIT. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-74.tif 3,563 × 5,000; 16.99 MB
  
• 
  Photographer unknown 13 March 1936 LOCK CHAMBER AND POWERHOUSE SUBSTRUCTURE NEARLY COMPLETE WORK ENCLOSED BY COFFERDAMS. - Bonneville Project, Powerhouse No.1, Spanning HAER ORE,26-BONV,2-E-75.tif 5,000 × 3,649; 17.4 MB
  
• 
  Photographer unknown 31 March 1936 INTAKE PIERS AND SCROLL CASE TO UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-76.tif 5,000 × 3,489; 16.64 MB
  
• 
  Photographer unknown 17 April 1937 ASSEMBLING BEARING SUPPORT AND GENERATOR ROTOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford HAER ORE,26-BONV,2-E-77.tif 5,000 × 4,053; 19.33 MB
  
• 
  Photographer unknown 23 April 1937 ASSEMBLING GENERATOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-78.tif 5,000 × 4,014; 19.14 MB
  
• 
  Photographer unknown 5 May 1937 ASSEMBLING GENERATING ROTOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-79.tif 5,000 × 4,010; 19.12 MB
  
• 
  Photographer unknown 7 June 1937 PLACING MAIN THRUST BEARING ASSEMBLY IN UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-80.tif 4,016 × 5,000; 19.15 MB
  
• 
  Photographer unknown 11 June 1937 WORKMEN ON TURBINE BLADES BEFORE LOWERING INTO DRAFT TUBE LINER. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-81.tif 4,000 × 5,000; 19.08 MB
  
• 
  Photographer unknown 12 June 1937 ASSEMBLING TURBINE AND ROTOR FOR UNITS NOS 1 AND 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-82.tif 5,000 × 3,797; 18.11 MB
  
• 
  Photographer unknown 16 June 1937 ASSEMBLING STATOR FOR UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-83.tif 5,000 × 4,013; 19.14 MB
  
• 
  Photographer unknown 19 June 1937 CLOSE UP, VIEW OF ROTOR FOR UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-84.tif 5,000 × 4,040; 19.27 MB
  
• 
  Photographer unknown 26 June 1937 GENERAL VIEW 55 DECK, ASSEMBLING GENERATOR ROTOR AND STATOR FOR UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, HAER ORE,26-BONV,2-E-85.tif 5,000 × 4,004; 19.1 MB
  
• 
  Photographer unknown 31 July 1937 CLOSE UP, ASSEMBLING ROTOR FOR UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-86.tif 5,000 × 3,981; 18.99 MB
  
• 
  Photographer unknown 1 September 1937 CLOSE UP, ROTOR AND STATOR IN UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville HAER ORE,26-BONV,2-E-87.tif 5,000 × 4,024; 19.19 MB
  
• 
  Photographer unknown 4 September 1937 GENERAL VIEW OF UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-88.tif 5,000 × 4,009; 19.12 MB
  
• 
  Photographer unknown 10 September 1937 GENERAL VIEW OF UNIT NO 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-89.tif 5,000 × 4,033; 19.23 MB
  
• 
  Photographer unknown 10 September 1937 GENERAL VIEW ASSEMBLING ROTOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-90.tif 5,000 × 3,995; 19.05 MB
  
• 
  Photographer unknown 18 September 1937 55 DECK, GENERAL VIEW OF UNIT NO 1 AND ROTOR. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-91.tif 5,000 × 4,039; 19.26 MB
  
• 
  Photographer unknown 16 October 1937 GENERAL VIEW 55 DECK, ASSEMBLING GENERATORS FOR UNITS NOS 1 AND 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-92.tif 5,000 × 4,045; 19.29 MB
  
• 
  Photographer unknown 20 October 1937 LIFTING ROTOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-93.tif 5,000 × 3,990; 19.03 MB
  
• 
  Photographer unknown 20 October 1937 CLOSE UP, PLACING ROTOR FOR UNIT NO 1. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, HAER ORE,26-BONV,2-E-94.tif 5,000 × 4,026; 19.2 MB
  
• 
  Photographer unknown 5 November 1937 GENERAL VIEW OF UNIT NO 1 AND EXCITER SHAFT IN PLACE. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island HAER ORE,26-BONV,2-E-95.tif 4,971 × 4,019; 19.06 MB
  
• 
  Photographer unknown 27 November 1937 GENERAL VIEW 55 DECK, ASSEMBLING UNITS NOS 1 AND 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, HAER ORE,26-BONV,2-E-96.tif 5,000 × 4,026; 19.2 MB
  
• 
  Photographer unknown 7 March 1938 BOTTOM OF ROTOR AND BREAK SYSTEM. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-97.tif 5,000 × 4,023; 19.19 MB
  
• 
  Photographer unknown 24 May 1938 DOWNSTREAM SIDE OF POWERHOUSE WITH SUPERSTRUCTURE FOR ORIGINAL TWO UNITS. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-98.tif 4,288 × 3,961; 16.2 MB
  
• 
  Photographer unknown 17 July 1939 COMPLETED GENERATORS NOS 1 AND 2. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah HAER ORE,26-BONV,2-E-99.tif 4,678 × 3,679; 16.42 MB
  
• 
  Photographer unknown 29 March 1940 PREPARATIONS FOR POURING CONCRETE AROUND PIT LINER OF UNIT NO 3. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-100.tif 5,000 × 3,167; 15.1 MB
  
• 
  Photographer unknown 18 July 1942 ERECTING SUPERSTRUCTURE FOR POWERHOUSE EXTENSION, SHOWING UNITS NOS 9 AND 10. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough HAER ORE,26-BONV,2-E-101.tif 4,482 × 3,477; 14.86 MB
  
• 
  Photographer unknown 14 December 1943 VIEW OF GENERATOR ROOM, SHOWING ALL TEN UNITS IN OPERATION. - Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from HAER ORE,26-BONV,2-E-102.tif 4,964 × 3,927; 18.59 MB
  
• 
  Photocopy of original construction drawing, dated 24 October 1934 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5-307 HAER ORE,26-BONV,2-E-104.tif 5,000 × 3,841; 18.32 MB
  
• 
  Photocopy of original construction drawing, dated 23 November 1934 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5 HAER ORE,26-BONV,2-E-105.tif 5,000 × 3,850; 18.36 MB
  
• 
  Photocopy of original construction drawing, dated 7 December 1934 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5-311 HAER ORE,26-BONV,2-E-106.tif 5,000 × 3,827; 18.25 MB
  
• 
  Photocopy of original construction drawing, dated 15 December 1934 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5 HAER ORE,26-BONV,2-E-107.tif 5,000 × 3,828; 18.26 MB
  
• 
  Photocopy of original construction drawing, dated 15 December 1934 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5 HAER ORE,26-BONV,2-E-108.tif 5,000 × 3,831; 18.27 MB
  
• 
  Photocopy of original construction drawing, dated 10 January 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-3-7) HAER ORE,26-BONV,2-E-109.tif 5,000 × 3,794; 18.09 MB
  
• 
  Photocopy of original construction drawing, dated 14 January 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-3-5) HAER ORE,26-BONV,2-E-110.tif 5,000 × 3,959; 18.88 MB
  
• 
  Photocopy of original construction drawing, dated 31 January 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-1-28) HAER ORE,26-BONV,2-E-111.tif 5,000 × 3,939; 18.79 MB
  
• 
  Photocopy of original construction drawing, dated 24 April 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-10-60) HAER ORE,26-BONV,2-E-112.tif 5,000 × 3,902; 18.61 MB
  
• 
  Photocopy of original construction drawing, dated 2 May 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District Portland, OR.) (P-10-51) HAER ORE,26-BONV,2-E-116.tif 5,000 × 3,873; 18.47 MB
  
• 
  Photocopy of original construction drawing, dated 13 June 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-10-55) HAER ORE,26-BONV,2-E-120.tif 5,000 × 3,851; 18.37 MB
  
• 
  Photocopy of original construction drawing, dated 26 August 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-10-19) HAER ORE,26-BONV,2-E-121.tif 5,000 × 3,814; 18.19 MB
  
• 
  Photocopy of original construction drawing, dated 20 September 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-6 HAER ORE,26-BONV,2-E-122.tif 4,848 × 4,150; 19.19 MB
  
• 
  Photocopy of original construction drawing, dated 8 October 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-3-78) HAER ORE,26-BONV,2-E-123.tif 4,933 × 4,000; 18.82 MB
  
• 
  Photocopy of original construction drawing, dated 12 October 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-3-83, HAER ORE,26-BONV,2-E-124.tif 5,000 × 3,773; 17.99 MB
  
• 
  Photocopy of original construction drawing, dated 15 October 1935 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-5-261 HAER ORE,26-BONV,2-E-125.tif 5,000 × 3,828; 18.26 MB
  
• 
  Photocopy of original construction drawing, dated 3 March 1936 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-12-26) HAER ORE,26-BONV,2-E-129.tif 5,000 × 3,867; 18.44 MB
  
• 
  Photocopy of original construction drawing, dated 18 May 1937 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-11-35) HAER ORE,26-BONV,2-E-130.tif 5,000 × 3,778; 18.02 MB
  
• 
  Photocopy of original construction drawing, dated 22 June 1937 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (T-7-32) HAER ORE,26-BONV,2-E-131.tif 5,000 × 3,668; 17.49 MB
  
• 
  Photocopy of original construction drawing, dated 19 March 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-6) HAER ORE,26-BONV,2-E-132.tif 5,000 × 3,877; 18.49 MB
  
• 
  Photocopy of original construction drawing, dated 21 March 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-8) HAER ORE,26-BONV,2-E-133.tif 5,000 × 3,799; 18.12 MB
  
• 
  Photocopy of original construction drawing, dated 29 March 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-9) HAER ORE,26-BONV,2-E-134.tif 5,000 × 3,851; 18.37 MB
  
• 
  Photocopy of original construction drawing, dated 30 March 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-7) HAER ORE,26-BONV,2-E-135.tif 5,000 × 3,863; 18.42 MB
  
• 
  Photocopy of original construction drawing, dated 23 April 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-12) HAER ORE,26-BONV,2-E-136.tif 5,000 × 3,873; 18.47 MB
  
• 
  Photocopy of original construction drawing, dated 12 July 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-40-10) HAER ORE,26-BONV,2-E-137.tif 5,000 × 3,848; 18.35 MB
  
• 
  Photocopy of original construction drawing, dated 2 October 1946 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-45-25) HAER ORE,26-BONV,2-E-138.tif 5,000 × 3,822; 18.23 MB
  
• 
  Photocopy of original construction drawing, dated 2 October 1946 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-45-26) HAER ORE,26-BONV,2-E-139.tif 5,000 × 3,756; 17.91 MB
  
• 
  Photocopy of original construction drawing, dated 2 October 1946 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-45-28) HAER ORE,26-BONV,2-E-140.tif 5,000 × 3,860; 18.41 MB
  
• 
  Photocopy of original construction drawing, dated 2 October 1940 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-45-29) HAER ORE,26-BONV,2-E-141.tif 5,000 × 3,801; 18.13 MB
  
• 
  Photocopy of original construction drawing, dated 2 October 1946 (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-45-30) HAER ORE,26-BONV,2-E-142.tif 5,000 × 3,616; 17.24 MB
  
• 
  Photocopy of original construction drawing, undated (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-11-340, Sheet 1 of HAER ORE,26-BONV,2-E-143.tif 5,000 × 3,834; 18.28 MB
  
• 
  Photocopy of original construction drawing, undated (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-11-340, Sheet 2 of HAER ORE,26-BONV,2-E-144.tif 5,000 × 3,822; 18.23 MB
  
• 
  Photocopy of original construction drawing, undated (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) (P-11-340, Sheet 3 of HAER ORE,26-BONV,2-E-145.tif 5,000 × 3,814; 18.19 MB
  
• 
  Photocopy of original construction drawing, undated (Original print in the possession of U.S. Army Corps of Engineers, Portland District, Portland, OR.) GENERAL ARRANGEMENT HAER ORE,26-BONV,2-E-146.tif 5,000 × 3,776; 18.01 MB