Charles County, Maryland M&R Station

CHA was contracted to design a 16-inch steel gas pipeline and a gas metering/pressure regulation station in St. Charles, Maryland, to provide natural gas for a power plant. The pipeline takes gas from the Dominion Pipeline system and conforms to Dominion Gas Transmission (DGT) specifications.

Flow Conditions:

Source Pipeline: Columbia Gas Transmission Pipeline (MAOP 1250 psig), Dominion Gas Transmission Pipeline (MAOP 1250 psig).

  • Inlet pressure: 800 to 1250 psig
  • Outlet pressure: 500 to 550 psig
  • Design flow rate: 5,500 MCFH
  • Overall estimated project size: $10 Million
Project Services:
  • Design responsibility from Conceptual to IFC stage
  • 3D model development and 2D drawing production
  • Complete discipline scope including: mechanical, electrical & structural engineering disciplines
  • System design basis, sizing & gas heating calculations
  • Customized piping specification to suit class location, design pressure and client requirements
  • Full station bill of materials
  • Equipment technical specifications & supplier technical submittal and documentation review