Cazadero Dam, main turbine unit
- OrgLot151_PGE7-137
- Item
- 1905 – 1908
Photograph showing the main turbine unit at Cazadero Dam/Station G. On a small sign at the front of the unit is written “847.” (image note: glass plate is broken on two edges).
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Cazadero Dam, main turbine unit
Photograph showing the main turbine unit at Cazadero Dam/Station G. On a small sign at the front of the unit is written “847.” (image note: glass plate is broken on two edges).
Photograph taken from a high angle of penstock units at Cazadero Dam/Station G. The pipes can be seen running downhill towards the in-progress powerhouse, with numerous workers.
Photograph showing construction progress on the intake penstocks at the Cazadero Dam/Station G. Workers are visible in the center of the frame, and five large pipes are seen on the right. Construction debris can be seen throughout the image.
Cazadero Dam, powerhouse construction
Photograph, taken from across the river, of the Cazadero powerhouse/Station G. Part of the roof is incomplete, and three pipes run from the building up the hill. A stairway next to the pipes goes from the building to the top of the hill.
Cazadero Dam, powerhouse foundation
Photograph showing construction progress of the powerhouse at Cazadero Dam/Station G, taken from a high angle looking downhill. The foundation can be seen on the near side of the river, with multiple men working. Across the river, a dirt hillside with fallen trees and stumps can be seen.
Cazadero Dam, suspension bridge at powerhouse
Photograph taken from a side angle, looking across a suspension bridge at Cazadero Dam/Station G. The bridge leads to steps, which go to the top of the hill across the water. Several buildings and transmission poles can be seen at the top of the hill. On the left side of the frame, the edge of a brick building can be seen.
Cazadero Dam, transformer house
Photograph of a man standing in the Cazadero Dam/Station G transformer house. The man wears a hat and a work apron. The inside of the walls are wooden, with a brick wall visible in the background.
Oak Grove Project construction
Photograph of second unit powerhouse at Oak Grove taken from above the Clackamas River. In the distance are several small buildings and a dirt road on a hillside. Forested hills are visible in the background.
Oak Grove Project construction
Photograph of Oak Grove project showing second unit penstock, looking uphill. Two men are visible.
Oak Grove Project construction
Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing. Four of the individuals are standing below ground inside the machinery, while one stands further back at ground level. The building in industrial, with large windows on all visible walls. In the background is another generator unit.
Oak Grove Project construction
Photograph from Oak Grove project showing construction of unit plant and penstock. A brick building can be seen at the base of a dirt hill, with a small round building visible at the top. The Clackamas River runs along side the building and supporting wall.
Oak Grove Project construction
Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing standing inside the machinery. The building in industrial, with large windows on all visible walls.
Oak Grove Project construction, second unit wheel base
Photograph, taken from a high angle, showing three men looking at the camera in a large wheel base. Two of the men are standing at the center, and one is sitting casually at the side. The standing men appear to be using a surveying tool on a tripod.
Oak Grove project, attaching coils to rotor of generator
Photograph showing two men in hats and coveralls working with a generator component at the Oak Grove powerhouse. One man is facing towards the unit, while another looks towards the camera while facing towards the left. Wooden blocks can be seen under the rotor, which is on the ground.
Oak Grove project, electrical bay of powerhouse showing conduits
Photograph showing an incomplete electrical bay at the Oak Grove dam, with several man visible throughout the frame. Electrical conduits can be seen on the floor, with wood and steel on the supporting walls. A dirt hillside can be seen in the background behind the far wall.
Oak Grove project, Excavating for powerhouse site
Photograph showing a group of men excavating a hillside at the Oak Grove powerhouse site. Next to the group are two large metal buckets, which are attached to a hook and pulley.
Oak Grove project, floor under unit #1
Photograph taken from a high angle looking downward at floor construction for the Oak Grove powerhouse. Wood, pipes, and metal framework can be seen in the floor, while workers can be seen throughout the image. A man is standing on a section of floor with a wooden circle, next to a tripod total station (Image note: deterioration can be seen on the negative along the bottom edge).
Oak Grove project, generator weighing sixty tons
Photograph showing a large generator component being moved with steel cables inside the Oak Grove powerhouse. In the background, a man can be seen looking upwards, while another is visible at the front of the frame looking towards the camera.
Oak Grove project, group standing on pipe at lower portal of tunnel #2
Photograph showing a group of men standing on large pipes. The men at the right of the frame look towards the camera, and are wearing hats with suit vests or dress shirts. They are Clark, Franklin T. Griffith, Fuller, Caldwell, and Osborne. Four men can be seen on the left side of the frame with tools, leaning towards the pipe work. A tunnel entrance can be seen in the background.
Oak Grove project, looking upstream from powerhouse
Photograph looking upstream and downward at the Oak Grove powerhouse during construction. Wood and metal framework, and men working, can be seen throughout the site, with piles of dirt and lumber in the background. On the left side of the image is a metal bucket attached to a hook and pulley. In the background is the Oak Grove Fork of the Clackamas River.
Oak Grove project, placing first concrete in powerhouse
Photograph taken from a high angle looking downward at the Oak Grove powerhouse site, showing the first cement being placed. Several men are gathered around the bottom section of a wooden chute extending towards a floor with metal framework. The Oak Grove Fork of the Clackamas River is visible in the background. (Image note: deterioration can be seen on the bottom left corner of the negative).
Photograph taken from a high angle and looking downwards at construction of the Oak Grove powerhouse, with the Clackamas River visible at the left of the frame. Metal and wood framework can be seen throughout the image, with numerous workers and lumber piles also visible. A railroad track and dirt road cut through the hillside and extend into the distance.
Photograph showing the Oak Grove powerhouse during construction. The Oak Grove Fork of the Clackamas River can be seen running alongside the building area, while a large pipe and possible flume extend uphill from the structure. A wooden trestle is also visible on the hillside above the building.
Oak Grove project, powerhouse and Three Lynx camp
Photograph taken from a high angle looking downward at the Oak Grove powerhouse during construction. The Oak Grove Fork of the Clackamas River can be seen next to the building, with the Three Lynx camp visible on a hillside in the distance.
Oak Grove project, powerhouse from across the river
Photograph showing metal and cement building framework, taken from across the Oak Grove Fork of the Clackamas River. Behind the structure is a dirt hill, with a wooden bridge and dirt road visible near the top of the frame.
Oak Grove project, powerhouse sub structure
Photograph showing men standing next to a round wooden structure during construction at the Oak Grove powerhouse. Two of the men lean on the structure while looking towards the camera. Wooden and metal framing can be seen throughout the image.
Oak Grove project, setting up first column at powerhouse
Photograph showing six men working next to a large metal column at the Oak Grove powerhouse. Around the group are piles of cut lumber, tools, and metal and wood building framework. A recently logged hillside can be seen in the background. (Image note: some discoloration can be seen along the left side of the negative).
Oak Grove project, welder working at powerhouse
Photograph taken from a side angle, showing a man welding at the construction site of the Oak Grove powerhouse. He is facing towards a metal structure, and is wearing a hat, welding goggles, and gloves. In the background, several other men look towards the camera.