STAHL SHEAFFER ENGINEERING
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Geoffrey Shaffer, P.E., CBSI
Senior Manager

Mr. Shaffer has 23 years of experience. His responsibilities include overseeing and performing hydrologic and hydraulic analysis, structural design and inspection, roadway design, bridge replacement studies, rating analyses, plans preparation, cost estimates, field survey, and shop drawing review. He has experience completing bridge design and inspection projects, and DEP Permitting for PennDOT, the Department of Conservation and Natural Resources, local municipalities and counties, and the private sector. As a Senior Manager, Mr. Shaffer has knowledge and experience with the PennDOT Design Manuals, Standards, and plan development, Load Factor and LRFD design and analysis, bridge and overhead sign inspection, and hydrologic and hydraulic analysis methods and software. Mr. Shaffer’s software experience includes: PennDOT Engineering Software, AutoTAB, Microstation, HEC-RAS, HY-8, Watershed Modeling System (WMS), and Win TR-55.
Education
  • Bachelor of Science in Civil Engineering, The Pennsylvania State University 
Licensing:
  • Professional Engineer (P.E.): Pennsylvania, 2006, Ohio, 2011, West Virginia, 2011, Maryland, 2011
  • NBIS Certified Bridge Safety Inspector, 2001
  • NTIS Nationally Certified Tunnel Inspector, 2016
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Featured Projects:

DCNR Gordon Road over Whitney Run Bridge Design
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Completed structural design of a 22'-7 7/8" long, 8.0 ft. x 8.25' single cell precast reinforced concrete box culvert and precast reinforced concrete end sections. Additional tasks included hydrologic and hydraulic analysis, roadway design, plans preparation, cost estimate, and technical specifications.
​​DCNR Stony Run Bridge over Stony Run
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​Completed structural design of a 34'-4 1/8” long, 8.0 ft. x 8.0' single cell precast reinforced concrete box culvert and precast reinforced concrete end sections and a 17.0’ span prestressed spread box beam bridge with cast-in-place reinforced concrete abutments and wingwalls. Additional tasks included hydrologic and hydraulic analysis; roadway design; plans preparation; cost estimate and technical specifications
DCNR Blackwell Road over Tributary to Laurel Run
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Completed structural design of a 22'-4 ¾” long, 8.0 ft. x 4.5' single cell precast reinforced concrete box culvert and precast reinforced concrete end sections. Additional tasks included hydrologic and hydraulic analysis, roadway design, plans preparation, cost estimate, and technical specifications.

Contact Us
  • Home
  • About
    • In Memoriam - Aaron Fayish
  • News
    • Press
  • SERVICES
    • Bridge | Tunnel
    • Building Structures
    • Construction Inspection
    • Geotechnical Services
    • Site Engineering
    • Survey & Reality Capture
    • Transportation
  • MARKETS
    • Academic
    • Athletic & Recreation
    • Municipal Services
    • Private Development
    • Public Agencies >
      • PA Turnpike Commission (PTC)
    • Energy
  • CAREERS
  • Locations & Contact
  • OUTREACH
    • Community
    • Associations
    • Aaron C. Fayish Memorial Scholarship