Specifications include, but are not limited to: Installation of approximately 1,050 linear feet of 6-inch steel high pressure gas main, 2,650 linear feet of 4-inch steel high pressure gas main, 50 linear feet of 2-inch steel high pressure gas main, a combined total of approximately 110 linear feet of 4-inch and 6-inch polyethylene gas main, untrenched installation, line valves, connections, service changeovers and related appurtenances. The Project also contains an Alternate Bid consisting of approximately 8,100 linear feet of 8-inch steel high pressure gas main, 150 linear feet of 4-inch steel high pressure gas main, 150 linear feet of 2-inch steel high pressure gas main, a combined total of approximately 400 linear feet of 2-inch, 4-inch and 6-inch polyethylene gas main, untrenched installation, line valves, connections, service changeovers and other appurtenances.