The Consultant’s scope of work will include an alternatives analysis to aid the County in selecting a preferred alternative for the project. The alternatives analysis should consider applicable roadway and/or bridge design standards, Right-of-Way, stormwater, environmental, and fish passage requirements. The new structure is anticipated to be constructed generally along similar basic lines and grades as the existing roadway. The following is a general list of likely key items of work: 1) Pre-design work including field investigations/research 2) Geotechnical investigation 3) Hydrologic and hydraulic analysis and design 4) Stormwater/drainage analysis 5) Environmental permitting analysis 6) Identification and analysis of approximately three replacement crossing design options and preparation of supporting documentation including life cycle costs 7) Coordination of design with utility relocation 8) Right-of-Way analysis 9) Preparation of a Type, Size and Location (TS&L) Report with preferred alternative recommendation The County anticipates self-performing the following work for Phase 1: • Procuring title reports • Site topographic survey and base map preparation • Wetland and ordinary high-water delineations
