The Federal Energy Regulatory Commision eLibrary From this site you can search for documents concerning the CPLNG Export Project. The docket number is: CP13-113.
Dominion Cove Point Website contains some basic information on the project.
Dominion Application for Authority to Construct, Modify, and Operate: CP13-113
Click here for the Noise Model, contains graphics of wall location plus more
Info on the contractor/engineering company performing the expansion project: IHI E&C and Kiewit Energy Company