EBA provided construction and materials quality control management and inspection, as well as on-site and off-site materials testing services as the quality control (QC) engineer for this design-build contract awarded to Intercounty Connector Constructors (IC3), a joint venture. EBA created the Construction QC Plan to…
EBA provided site engineering services for a new logistics facility at the NASA Goddard Space Flight Center in Greenbelt, Maryland. EBA first surveyed 25 acres of land to analyze site conditions for the building and parking lot areas and mapped 1,700 feet of Soil Conservation…
The Potomac Water Filtration Plant has recently adopted a ferric chloride treatment process to provide more effective disinfection during the hot summer temperatures. However, the ferric chloride process will greatly accelerate the corrosion of steel and cast iron components submerged in the sedimentation basins. Two…
EBA provided geotechnical investigation and engineering services for the new Henderson-Hopkins Partnership School, a $42 million, 90,000-square-foot facility located on a 7-acre campus in East Baltimore. This K-8 school is the cornerstone project of a $1.8 billion effort to transform the community with new businesses…
For more than 20 years, EBA has provided professional engineering services for bridge inspection, evaluation, and rating projects statewide for the Maryland State Highway Administration (SHA). EBA performs routine bridge inspections, emergency and post-flood inspections, underwater inspections, load rating analysis, and scour evaluations. Work consists…
EBA provided quality control inspection and testing services for the widening of I-64 from four lanes to six lanes eastbound from Route 623 to Route 271 and westbound from Route 271 to Route 622. The I-64/Route 623 interchange improvements include upgrading the existing traffic signal,…
EBA performed construction management and engineering inspection for the new Spotsylvania County Virginia Railway Express 1,500-space commuter lot, located southwest of Route 17 and Crossroads Parkway in Spotsylvania, Virginia. EBA provided quality assurance inspection and testing services for sidewalks, landscaping, lighting, site access road, highway…
EBA provided engineering services to complete the design of both the Brinkley Road relief vault and Brinkley Fieldset pressure release valve. As the prime consultant, EBA developed design plans and specification for bidding purposes, acquired necessary permits, demolished existing vaults and associated valves and piping,…
This project involved designing and preparing contract documents (plans and specifications) for bidding and construction of approximately 10,000 feet of small-diameter, 8-inch water main replacement and water house service replacements. EBA prepared the task proposal and provided management/coordination, design, and quality assurance/quality control (QA/QC). EBA…
The District of Columbia Water and Sewer Authority (DC Water) is implementing a Long Term Control Plan (LTCP) for the District’s combined sewer system. The LTCP comprises a system of tunnels and diversion sewers to control combined sewer overflows into Rock Creek, Anacostia River, and…