Roads & Bridges

SESI provides services related to the design, permitting and funding of road and bridge projects. Our staff has the ability to handle projects ranging from small culvert replacements to larger precast concrete bridges and culverts to highway construction. Our engineers have experience working with federal, state and local regulatory agencies to acquire the permits necessary for most projects. We work with our clients to design road and bridge projects with an ideal combination of value, function and durability.

Related Services Include:

  • Highway Design
  • Pavement Design and Specifications
  • Pavement Inspection and Assessment
  • Contract Documents and Administration
  • PennDOT Liquid Fuels Documents
  • Drainage Improvements and Remediation Plans
  • Speed Limit, Sight Distance, and Restricted Parking Studies
  • Bridge Design, Plans and Specifications
  • PennDOT Highway Occupancy Permits
  • PennDOT Structural Adequacy Approvals for Bridges and Culverts
  • Hydrologic and Hydraulic Analysis and Reporting
  • Scour Protection