814-695-7500

Lehman Engineers provides all aspects of bridge analysis, design, studies, and plans for federal, state, municipal, and private clients. Projects range from multi-span modern highway structures to historic covered bridge rehabilitation. In addition to bridge design, surveying, permitting, environmental assessment, and traffic engineering, we perform due diligence through inspecting and documenting construction for quality control and adherence to designated specifications and schedules. For close to half a century, Lehman Engineers has attracted and employed some of the most innovative and effective bridge design professionals in our market.

Bridge Services

  • NBIS Bridge Safety Inspections
  • Highway Bridge Design Services
    • Single and Multi-Span Design
    • Abutment Design
    • BRADD 3 Design
    • Bridge Repair/Rehabilitation and Maintenance
    • Steel Girder Analysis
    • Curved Girder Design
    • Prestressed Concrete Design
    • Deck Widening
    • Temporary Bridges
    • Bridge Jacking Plans
    • Shop Drawing Reviews
  • Culvert Design
  • Pedestrian Bridge Design
  • Railroad Bridge Design
  • Alternatives Analysis
  • Feasibility Studies
  • Design/Build Services
  • Bridge Weight Limit Posting Determinations
  • Retaining Wall Design
  • Tie-Back Retaining Wall Design
  • Slide Remediation Design
  • Constructability Reviews
  • Construction Inspection Services
  • Bridge Bondings
  • Grantsmanship Services
 

Portfolio

  • Bridge Solutions • Signature Projects

    7th Street Bridge Replacement

    P. Joseph Lehman, Inc., Consulting Engineers was the design consultant for the 7th Street Bridge replacement in the City of Altoona, Blair County,...

  • Bridge Solutions

    Maxwell Run Bridge

    Maxwell Run Bridge, also located in Elk County, Pennsylvania, was originally constructed in 1891.  The small end spans were replaced in 1905. ...

  • Bridge Solutions

    Donora-Webster Bridge

    P. Joseph Lehman, Inc., Consulting Engineers assisted M.A. Beech Corporation in successfully completing the demolition of the Donora-Webster...

  • Bridge Solutions

    Ryot Covered Bridge

    The Ryot Covered Bridge, located over Dunnings Creek near Pleasantville in West St. Clair Township in Bedford County, PA, was burned by teenage...

  • Bridge Solutions

    Hewitt Covered Bridge

    P. Joseph Lehman, Inc., Consulting Engineers undertook a major rehabilitation of the Hewitt County Bridge, located in Southampton Township in...

  • Bridge Solutions

    Claycomb Covered Bridge

    The Claycomb Covered Bridge, located north of Bedford, Pennsylvania, on Business Route 220, is one of the 14 so-called “kissing...

  • Bridge Solutions

    Castle Garden Bridge

    The Castle Garden Bridge crosses the Bennet’s Branch of the Sinnemahoning River in Cameron County, Pennsylvania.  It is located just off...

  • Bridge Solutions

    Arroyo Bridge

    The Arroyo Bridge, located in Elk County, Pennsylvania, was originally constructed in 1882 by the Arroyo Bridge Company, which consisted of a...

  • Bridge Solutions • Signature Projects

    Academia Covered Bridge

    P. Joseph Lehman, Inc., Consulting Engineers was responsible for the restoration and preservation of the Academia Covered Bridge that crosses...

Bridge Team

  • Husam A. Obeid, P.E.

    Bridge Design Director

  • Harivadan R. Parikh, P.E.

    Eastern Regional Director

  • Aaron M. Craig, P.E.

    Project Engineer

  • William H. Smith, P.E.

    Project Engineer

  • R. Allan Derr, P.E.

    Project Engineer

  • J. Warren Stoner

    Constructability Review Manager

  • Craig K. Stodart, P.E.

    Engineer

  • Alexandra M. Castrechini, P.E.

    Engineer

  • Donald L. Fix, IV, E.I.T.

    Designer

  • Ryan P. Murphy, E.I.T.

    Designer

  • Monzer I. Houssein

    Designer

  • Rick Lutz

    Designer

  • Becky D. Casalvieri

    Technician