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Major Matthews collection Coquitlam (B.C.) Dams With digital objects
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[Headgate valve house for Coquitlam Dam]

Photograph shows building containing valves used to control the outflow from the lake during dam construction. Photograph also shows rock cut for the permanent overflow spillway, and the riprap facing of the upstream side of the dam.

[Headgate valve house for Coquitlam Dam]

Photograph shows building containing valves used to control the outflow from the lake during dam construction. Photograph also shows rock cut for the permanent overflow spillway, and the riprap facing of the upstream side of the dam.

[Headgate valve house for Coquitlam Dam]

Photograph shows building containing valves used to control the outflow from the lake during dam construction. Photograph also shows rock cut for the permanent overflow spillway, and the riprap facing of the upstream side of the dam.

[Three views of Coquitlam Dam construction]

Photograph negative is a copy of three photograph prints, showing: view of upstream side of dam; view along centre line of dam; and view of downstream side of dam. Negative was created in order to produce lantern slides of the three images.

[Two views of Coquitlam Dam construction]

Photograph negative is a copy of two photograph prints, showing: hydraulic monitor sluicing materials for dam; and view of dam from east bank, showing settling pond in middle of view, construction camp in foreground, and spillway cut in foreground. Negative was created in order to produce lantern slides of the two images.

[Two views of Coquitlam Dam and Buntzen Lake Power Plant number two construction]

Photograph negative is a copy of two photograph prints, showing: man with donkey in front of openings for hydraulic tunnels to be connected to the surge tank with penstocks for Buntzen Lake Power Plant number two; and water flowing over the spillway at the Coquitlam Dam. Negative was created in order to produce lantern slides of the two images.

[Four views of Coquitlam Dam and Buntzen Lake Power Plant number two construction

Photograph negative is a copy of four photograph prints, showing: early excavation at Buntzen Lake power house site; view looking up Coquitlam Lake from east end of dam, showing cleared shores that will be submerged when water levels are raised; trestle work for Coquitlam Dam; and downstream view of original Coquitlam Dam, showing construction sawmill in the background. Negative was created in order to produce lantern slides of the four images.

[Three views of completed Coquitlam Dam]

Photograph is a copy of three photograph prints, showing: view along centre line of dam, showing water flowing over spillway in the foreground and bridge and reservoir to the right; view from lake side towards spillway, showing spillway bridge and gatehouse; and view of downstream side of dam from west bank, showing spillway through rock cup on the right and the borrow pit in the background. Negative was created to produce lantern slides of the three images.

Coquitlam Dam

Photograph negative is a copy of a cross section diagram of the dam, showing: rock fill in upstream and downstream toes; location of original dam buried in new structure; and the equivalent cross section of a concrete dam. Negative was created in order to produce a lantern slide of the image.

[Four views of Coquitlam Dam construction]

Photograph negative is a copy of four photograph prints, showing: downstream side of dam, showing concrete encased New Westminster water main; and three views of the new Westminster Water Works intake tower. Negative was created in order to produce lantern slides of the four images.

[Five views of Coquitlam Dam construction]

Photograph negative is a copy of five photograph prints, showing: original construction camp; construction camp and surrounding area; first rapids of Schuyler Creek near dam site; sluicing done for proposed canal to sluice tunnel; and bridge across spillway of the original dam. Negative was created in order to produce lantern slides of the five images.

[Four views of Coquitlam Dam construction]

Photograph negative is a copy of four photograph prints, showing: hydraulic monitors sluicing materials to build up dam; partially cleared area at the shore of Coquitlam Lake, before the raising of water levels; downstream view of construction of original dam; and flumes and trestles used in dam construction. Negative was created in order to produce lantern slides of the four images.

[Three views of Coquitlam Dam construction]

Photograph negative is a copy of three photograph prints, showing: upstream side of original dam, showing bridge across spillway of dam, construction of flume trestle, and camp buildings; upstream view of construction of new dam, showing trestle supports for flumes, gatehouse for river diversion valves, diversion channel, and cableway tower; and view of construction from east end, showing camp buildings, diversion channel, cable from cableway, and riprap on upstream face of dam. Negative created in order to produce lantern slides of the three images.

[Three view of Coquitlam Dam construction]

Photograph negative is a copy of three photograph prints, showing: upstream side of original dam, showing bridge across spillway of dam, construction of flume trestle, and camp buildings; upstream view of construction of new dam, showing trestle supports for flumes, gatehouse for river diversion valves, diversion channel, and cableway tower; and view of construction from east end, showing camp buildings, diversion channel, cable from cableway, and riprap on upstream face of dam. Negative created in order to produce lantern slides of the three images.

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