Photo Gallery on Dawson Creek Mirror

Site C Construction - Summer/Spring 2019

Dawson Creek Mirror

September 6, 2019 12:51 PM

A look at Site C dam construction on the Peace River outside Fort St. John, from spring and summer 2019. BC Hydro Photos

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Cranes lift a penstock intake piece for installation. (Summer 2019)

Photo By BC Hydro

View of the inside of Unit 1 draft tube in the powerhouse. Once Site C is operational, water will enter the penstock and move through the turbines and generators, and then released into the draft tubes prior to exiting through the tail race. (Summer 2019)

Photo By BC Hydro

View from the west side of the main service bay where the Unit 1 penstock intake piece is being lifted for installation. (Summer 2019)

Photo By BC Hydro

Construction continues on the powerhouse. (Spring 2019)

Photo By BC Hydro

The first of 24 penstock transition segments are hauled from a workshop in Fort St. John to the dam site where they will be assembled. (Spring 2019)

Photo By BC Hydro

Transition segment for Unit 1 of 6 of the penstocks. Each penstock starts with a transition piece that is shipped in four parts, each weighing 13,243 kilograms or 31,400 lbs. (Spring 2019)

Photo By BC Hydro

Transition piece for the Unit 1 penstock is hoisted onto an assembly stand and weighs 13,243 kg. (Spring 2019)

Photo By BC Hydro

An aerial view looking southwest over the powerhouse and intake portals. (Spring 2019)

Photo By BC Hydro

The top of the main service bay and intake for Unit 1 at the powerhouse and generating station. (Spring 2019)

Photo By BC Hydro

Aerial view looking over the right bank coffer dam area which include the intakes, main service bay, powerhouse, spillways and approach channel excavation work. (Spring 2019)

Photo By BC Hydro

Construction of the Site C substation 138 kV switchyard with the bus installation in progress. A tubular bus is made of aluminum pipe and it transfers electricity between electrical equipment. (Spring 2019)

Photo By BC Hydro

Construction of the Site C substation 500 kV switchyard. The structural steel and equipment installations are in progress. (Spring 2019)

Photo By BC Hydro

Constructed Peace River side channels and Engineered Log Jams (ELJ) provide enhanced fish habitat in select areas near the dam site. A total of 62 ELJs will be installed in the constructed south bank channels. (Spring 2019)

Photo By BC Hydro

Two new 500 kV terminal gantries have been installed at the Peace Canyon Substation to receive the 500 kV lines from Site C. A gantry is where the transmission lines are connected to. (Spring 2019)

Photo By BC Hydro

A worker is verifying the nameplate information of the new gas-insulated switchgear (GIS) equipment at Peace Canyon. This equipment will be used to connect the new 500 kV Site C transmission lines to the BC Hydro power system. (Spring 2019)

Photo By BC Hydro

Twenty-two new protection and control panels have been added and/or upgraded at the Peace Canyon substation in preparation to receive the transmission lines from Site C. (Spring 2019)

Photo By BC Hydro

This pile wall at the industrial lands on Old Fort Road will support the 5-kilometre-long conveyor belt that will move till material to site. (Spring 2019)

Photo By BC Hydro

From the transmission line right-of-way, looking over the substation 500kV switchyard, which will be energized in 2020. (Spring 2019)

Photo By BC Hydro

A large crane raises a transmission tower that stands 33 metres tall, as crews tension the Guy-Wires. (Spring 2019)

Photo By BC Hydro

One of 51 new transmission towers that have been installed (out of 200 total) needed to complete the first of two 75 km, 500 kilovolt transmission lines. (Spring 2019)

Photo By BC Hydro

Processed logs are hauled to a mill in Fort St. John across a winter crossing in the Moberly River drainage area. (Spring 2019)

Photo By BC Hydro

A log loader is placing processed logs onto a truck for transport to a mill in Fort St. John. (Spring 2019)

Photo By BC Hydro

Looking over the construction laydown areas for the inlet portals of the 700 metre-long diversion tunnels that will be used to divert the river. (Spring 2019)

Photo By BC Hydro

A worker installs the reinforcing bar for pile caps on the 5-kilomtetre-long conveyor belt which will move till materials to the dam site for dam construction. (Spring 2019)

Photo By BC Hydro

Looking over the spillway buttress, crews are excavating the two mechanical spillways and one auxiliary spillway, which will be used to provide the release of flows from the reservoir. (Spring 2019)

Photo By BC Hydro

On the main floor area of the main service bay, carpenters work on the intakes gates, which when open, gravity will pull the water through the penstock to transport water to the turbine. (Spring 2019)

Photo By BC Hydro

A worker carries materials from a storage area on the north side of the main service bay of the powerhouse. (Spring 2019)

Photo By BC Hydro

Construction of the unit 1 coupling chamber area at the powerhouse. (Spring 2019)

Photo By BC Hydro

Generating station and spillways laydown area on the left and the powerhouse draft tube area on the right. (Spring 2019)

Photo By BC Hydro

Construction of unit 2 of 6 of the draft tube elbow formwork for the powerhouse. The draft tube recovers the surplus kinetic energy of the water as it exits through the turbine. (Spring 2019)

Photo By BC Hydro

Segment 5 of a spiral case assembly, which is welded in a vertical orientation at a fabrication facility in Fort St. John. (Spring 2019)

Photo By BC Hydro

The first of six penstock transition pieces is carefully moved into position. Each piece weighs about 56 tonnes and will be used to carry water from the reservoir into the turbines. (Spring 2019)

Photo By BC Hydro

Construction continues on the steel frame of the main service bay. Once complete, the service bay will be used for assembly and ongoing maintenance of generation station equipment. (Spring 2019)

Photo By BC Hydro

The first of two tunnel ‘slip forms’ is about to be moved into diversion tunnel 1. These diversion tunnels will temporarily reroute a short section of the Peace River allowing the earthfill dam to be built across the river on dry land. (Spring 2019)

Photo By BC Hydro

A five-kilometre-long conveyor system will carry glacial till from the 85th Avenue Industrial Lands to the dam site. This impervious material is used to build the core of the earthfill dam. (Spring 2019)

Photo By BC Hydro

Workers install overhead cladding to protect the till conveyor belt. (Spring 2019)

Photo By BC Hydro

Workers continue to build the Site C substation, which will connect the power generated at Site C to transmission lines supplying the Peace Region and the rest of BC Hydro's transmission system. (Spring 2019)

Photo By BC Hydro

Roller-compacted concrete is being used to build the spillway buttress. On top of this foundation, the spillways will be built to allow the passage of large volumes of water from the reservoir into the river channel downstream. (Spring 2019)

Photo By BC Hydro

Work has begun on the excavation of the dam core trench on the north bank. (Spring 2019)

Photo By BC Hydro

Environmental scientists release weevils to control Dalmatian toadflax, an invasive and noxious weed near the dam site. This release is an extension of the province’s biocontrol program for toadflax, which has been in place since 1991. (Spring 2019)

Photo By BC Hydro