Y--Glen Canyon Powerplant and Lake Powell Switchyard

The Department of the Interior, Bureau of Reclamation – Upper Colorado Region, is conducting a market research to gather information from interested and capable firms for a future competitive requirement. The project involves the removal and replacement of two existing station service transformers and the installation of three new transformers at the Glen Canyon Powerplant and Lake Powell Switchyard. The work also includes additional electrical and structural modifications. The estimated magnitude of construction is between $10,000,000 and $25,000,000. Interested firms are requested to submit company information, business size and SBA program status, capabilities statement, transformer manufacturer information, estimated transformer lead time, market conditions and economic price adjustment input, and bonding capacity. • The project requires the removal and disposal of two existing station service transformers. • The installation of three new transformers with specific characteristics, including 3.75/4.687 MVA, 55°C rise, 60 Hz, and natural ester insulating fluid. • Additional electrical and structural modifications, including the installation of new neutral grounding resistors, removal and replacement of non-segregated bus, and modification of high-side isolated-phase bus. • The installation of one interrupter switch, three new relays, and six current transformers. • The removal and installation of concrete containment, 5 kV cable, and 25 kV armored cable. • The installation of three single-pole fused disconnect switches and the removal and replacement of three surge arresters.