Mahanoy Culvert

This project encompassed the replacement of a 265-foot long 16’X9’ corrugated metal pipe arch culvert carrying Mahanoy Creek under SR 0054 in Mahanoy Township, Schuylkill County. It involved horizontal and vertical alignments, environmental analysis and permitting, hydraulic and hydrologic analysis, structure design, five (5) stage maintenance and protection of traffic plan, and erosion and sedimentation control. Gibson-Thomas Engineering earned a score of 100% on the preliminary engineering and environmental study phase of the project.


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Gibson-Thomas Engineering Co., Inc. is a multi-discipline consulting engineering firm established in 1916 in Latrobe, Pennsylvania. Our past experience, key staff and commitment to total client satisfaction are the major factors that our clients consider when contracting with Gibson-Thomas Engineering.

724-539-8562
Corporate Office
  • Corporate Office
    • 1004 Ligonier Street
      Latrobe, PA 15650
    • P: 724-539-8562
Pennsylvania Offices
  • Clarion Area Regional Office
    • East Brady, PA
    • P: 724-526-2190
  • Harrisburg Area Regional Office
    • Camp Hill, PA
    • P: 717-612-9880
  • Indiana Area Regional Office
    • Indiana, PA
    • P: 724-471-2246
  • Pittsburgh Area Regional Office
    • Wexford, PA
    • P: 724-935-8188
Florida Office
  • Fort Myers Area Regional Office
    • Ft. Myers, FL
    • P: 239-776-2908
Virginia Office
  • Virginia Office
    • Richmond, VA
    • P: 804-672-4221