Specifications include, but are not limited to: City of Columbia seeks bids from qualified vendors to provide testing and repairs as needed for high pressule safety valves, steam and feed water isolation & control valves for Columbia Power Plant and the Columbia Energy Center. Listed below are some of the types of valves that are at the City of Columbia Power Plant and the City of Columbia Energy Center - Valves are not limited to the ones stated herin: High Pressure Safety Valves: Boiler Seven: Welded 2 %" Consolidated#1727WC Set pressure 920 psi V/elded 2 %" Consolidated #l737WA Set pressure l0l0 psi Welded 3" Consolidated#1757WA Set pressure 1020 psi Boiler Eight: Flanged 3" Dresser #175710a-1-l0l-S Set pressure 1080 psi Flanged 2 /2" Dresser #1737WC-1-101 -S Set pressure 1050 psi Welded Dresser # l73WC- l -S Set pressure 960 psi Flanged Dresser#19l0KT-L Set pressure 450 psi Columbia Energy Center: . Jamesbury EVR Valves . Fisher 3" for Turbine Compartment Sealing Air . Fisher 4" for Inlet Air-Heating . Fisher 3" with MOOG. Gas control valves three (3) each unit . Fligh Pressure Relief Valves . Hydroseal, Anderson Greenwood Crosby, F'low safe, Kingston, Atlas Copco