Y--Yellowtail Switchyard DCS Ph I Pre-Fab Bldg/Const 89503225BWA000069
Summary
AI-generated · Aug 24, 2025Demolish the existing building and install a new prefabricated control building at the Yellowtail Switchyard as part of DCS Phase I, with all associated equipment, materials, and foundations, and in compliance with safety requirements in WAPA Construction Standard 1 and OSHA standards. Scope includes replacing multiple 230-kV and 115-kV breakers (with foundations where specified), rotating several 115-kV breakers 180 degrees, removing various structures and components (pothead steel structures, disconnect switches, bus poles and foundations, lighting units and foundations, single and double platforms), and installing a new bus pole with foundation, replacing several 230-kV disconnecting switches (including two with ground blades), installing a 230-kV CCVT and its foundation, and installing the prefabricated control building and associated equipment and foundations.
No substantive changes were identified between the notices; both describe the same scope of work.
Yellowtail Switchyard DCS Phase I priniciple components of work include demolishing of existing building, providing a new pre-fabricated building, complying with all applicable safety requirements contained in WAPA's Construction Standard 1 and OSHA Standards, replacing five (5) 230-kV power circuit breakers including their concrete foundations, rotating six (6) 115-kV power circuit breakers 180 degrees, replacing four (4) 115-kV power circuit breaker concrete foundations, removing six (6) pothead steel structures, removing two (2) disconnect switches (steel only), removing eighteen (18) bus poles and their foundations, removing two (2) lighting units and their foundations, removing two (2) disconnect switches and their foundations, removing one (1) 230-kV power circuit breaker and its foundation, removing two (2) single platforms, removing one (1) double platform, installing one (1) bus pole and its foundation, replacing twelve (12) 230-kV disconnecting switches, replacing two (2) 230-kV disconnecting switches with ground blades, installing one (1) 230-kV CCVT and its foundation, installing a prefabricated control building and associated equipment, material and foundations.
From Solicitation posted on Jun 18, 2025Yellowtail Switchyard DCS Phase I priniciple components of work include demolishing of existing building, providing a new pre-fabricated building, complying with all applicable safety requirements contained in WAPA's Construction Standard 1 and OSHA Standards, replacing five (5) 230-kV power circuit breakers including their concrete foundations, rotating six (6) 115-kV power circuit breakers 180 degrees, replacing four (4) 115-kV power circuit breaker concrete foundations, removing six (6) pothead steel structures, removing two (2) disconnect switches (steel only), removing eighteen (18) bus poles and their foundations, removing two (2) lighting units and their foundations, removing two (2) disconnect switches and their foundations, removing one (1) 230-kV power circuit breaker and its foundation, removing two (2) single platforms, removing one (1) double platform, installing one (1) bus pole and its foundation, replacing twelve (12) 230-kV disconnecting switches, replacing two (2) 230-kV disconnecting switches with ground blades, installing one (1) 230-kV CCVT and its foundation, installing a prefabricated control building and associated equipment, material and foundations.
From Solicitation posted on Jun 30, 2025Notice history
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Solicitation LATEST Posted Jun 30, 2025View changes (2)
- Title: Yellowtail Switchyard DCS Ph I Pre-Fab Bldg/Const → Y--Yellowtail Switchyard DCS Ph I Pre-Fab Bldg/Const
- Response Deadline: Aug 08, 2025 → Jun 30, 2025
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