ADA Curb Ramp DesignH2 Engineering Services, Inc. is at the forefront when it comes to designing curb ramps in compliance with PennDOT standards, the American with Disabilities Act (ADA), the Public Rights-of-Way Accessibility Guidelines (PROWAG) and the ADA Accessibility Guidelines (ADAAG).

Our team of surveyors and engineers have surveyed, designed and inspected approximately 5,900 curb ramps within Pennsylvania for various PennDOT projects. Experience includes work for PennDOT District’s 1, 2, 3, 4, 5, 6, 8, 9, 10, 11 and 12.


  • Existing Ramp Condition Survey
  • Photography and Digital Video of Existing Ramps
  • Pedestrian Studies
  • Topography Survey
  • Right-of-Way and Property Owner Research
  • “Authorization to Enter” Forms
  • Design Drawings
  • Revise Existing Traffic Signal Permit Plans
  • Preparation of Technical Infeasible Forms (TIF’s)
  • Delineation of Proposed Excavation Limits
  • ADA Consulting
  • Curb Ramp Inspection and Preparation of CS-4401 Forms
  • Construction Consultation
  • Curb Ramp Design Peer Reviews
  • Construction Stakeout

View ADA Projects