Specifications include, but are not limited to: • Analyze the two existing bridge locations and provide at both locations: o Hydrology & Hydraulics Study; o Existing conditions site survey; o Geotechnical Analysis; o Wetlands delineation; o Determination of 100 year flood plain; o Site design and permitting for a New Hampshire Department of Environmental Services compliant stream crossing; o Engineering of new abutments and approaches to accommodate two new modular/prefabricated bridges. Abutments must meet HL93 loading criteria and include a guardrail design that meets AASHTO Roadside Design Guide manual.; • Regulatory review including any and all permitting necessary; • Designs must bear the seal and signature of the responsible professional engineer, licensed in the State of New Hampshire; o All designs must be submitted by a USFS-certified Bridge Design Engineer or they can be reviewed by a licensed Civil or Structural Engineer who has at least 36 months of engineering experience under the supervision of a USFS-certified bridge design engineer.; • Preparation of construction documents, specifications, and a cost estimate broken down as a list of items for use in competitive bidding of the work.; • Construction administrative services.
