This is a weekly summary of selected prime contracts recently awarded by the federal government to companies and other vendors in Maryland.
National defense contracts
Martin Marietta Aerospace Corp. in Littleton, Colo., won a $20,447,000 contract from the Air Force to redesign a rocket engine nozzle for the Titan IV space launch vehicle.
Martin Marietta Corp. in Orlando, Fla., won an $11,922,464 contract from the Navy to develop a supersonic low altitude target.
Martin Marietta Electronic in Orlando, Fla., won a $6,650,000 contract from the Tank Automotive Command to provide task trainers for training use.
Westinghouse Electric Corp. in Annapolis won a $6,634,185 contract from the Navy to provide a circuit card assembly.
Welch and Rushe Inc. in Capitol Heights won a $485,500 contract from the Navy to replace a building.
BFI Medical Waste Systems in Elkridge won a $356,946 contract from the Navy to provide waste-disposal services.
Twigg Corp. in District Heights won a $339,000 contract from the Navy to replace a building at the Naval Air Test Center in Patuxent River.
Science Systems Applications in Seabrook won a $7,887,406 contract from the Navy to provide support services for its severe storms branch.
Jack Faucett Associates in Bethesda won a $2,669,296 contract from the EPA to provide expert and consultant services.
Avery Labels in Landover won a $1,105,359 contract from the General Services Administration to supply pressure sensitive labels.
McDonald and Eudy Printers in Temple Hills won a $451,350 contract from the Government Printing Office to provide book printing services.
Eastern Data Paper Inc. in Middletown won a $435,000 contract from the General Services Administration to supply facsimile paper.
Research Analysis Institute Inc. in Jessup won a $400,000 contract from the Department of the Treasury to provide mailing and warehousing distribution services.
Frall Developers Inc. in Mount Airy won a $131,332 contract from the U.S. Postal Service to provide a lease for a new construction project.
Rommel Electric Co. in Salisbury won a $105,000 contract from the U.S. Postal Service to install a fire alarm and sprinkler system.