Traffic

  • I-695 TSMO Design-Build

    I-695 TSMO Design-Build, Maryland Department of Transportation – State Highway Administration: CST is responsible for the performance of independent quality control reviews for various traffic and ITS related designs and analyses necessary for the implementation of Part-Time Shoulder Use (PTSU) lanes along the busiest sections of I-695 (along a 21 mile section from I-70 to […]

  • Traffic Engineering Services, District 3

    Traffic Engineering Services, District 3, Maryland Department of Transportation – State Highway Administration: CST serves as a traffic engineering subconsultant in support of this contract for District 3 (Montgomery and Prince George’s Counties). Assignments have included evaluating the implementation of No Turn on Red restrictions, evaluating existing corridor speed limits, and determining if additional speed […]

  • Survey & Engineering Services, District 6

    Survey & Engineering Services, District 6, Maryland Department of Transportation – State Highway Administration: CST, in joint venture with another firm, is providing civil and highway engineering, structural engineering, traffic engineering, and utility engineering design services to MDOT SHA’s District 6 Engineering Systems Team.  Assignments have included a study to evaluate the feasibility of installing […]

  • City-Wide Traffic Engineering Design

    City-Wide Traffic Engineering Design, District Department of Transportation: CST currently serves as a subconsultant providing traffic engineering design services for intersections with known safety concerns for DDOT. Assignments have included MOT design, including temporary traffic control devices and pedestrian detours, in relation to improvements at several locations as well as signing and pavement marking and […]

  • US 219 to Old Salisbury Road

    US 219 to Old Salisbury Road Design-Build, Maryland Department of Transportation – State Highway Administration: CST is currently providing structural, traffic and utility engineering services for this Design-Build project involving improvements to a 1.4 mile segment of US 219 in Garrett County. Traffic engineering services include the development of the transportation management and maintenance of […]

  • Harry W. Nice Memorial/Thomas “Mac” Middleton Bridge

    Harry W. Nice Memorial/Thomas “Mac” Middleton Bridge Design-Build, Maryland Transportation Authority: CST currently serves as a subconsultant providing structural, traffic, and utility design support services on this design-build bridge replacement project. The firm’s structural engineering work efforts include the design of lane use signal (LUS) structures (bridge mounted and ground mounted), overhead sign structures, Dynamic […]

  • Purple Line Light Rail Extension