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. . prepare a scope of work for the project, including calculation of labor and materials; as applicable, the Contractor shall describe the relationship of this project to a larger project; the Contractor shall describe future maintenance and operation requirements to assure that the project continues to provide flood hazard mitigation benefits in the future; and the Contractor shall develop a map showing the residual I OO-year floodplain with the proposed project in place. Task 6 - Cost Estimate: The Contractor shall provide a cost breakdown for the proposed project. The Contractor shall provide a description of any non-FEMA funding sources for the project, with attached Letters of Funding Commitment from those funding sources. The Contractor shall provide a listing of estimated expenditures for the proposed project including project management costs, engineering costs, design costs, labor costs, costs for materials and supplies, and equipment costs Task 7 - Cost Effectiveness The Contractor shall prepare certain information needed for the CWCB to conduct a cost effectiveness analysis. As preparation for that analysis, the Contractor shall determine the useful life of the project; the Contractor shall determine annual maintenance costs for the proposed project; the Contractor shall describe the frequency and severity of the July 28,1997 flood event; the Contractor shall provide an estimate of the dollar amount of flood damage to be prevented by the proposed project; the Contractor shall provide a justification for that flood damage estimate; the Larimer County will determine the number of people who would be protected by the proposed project; the Larimer County will determine the value of the property to be protected by the proposed project. Task 13 - Technical Addendum The Contractor shall prepare and assemble in the Technical Addendum, which is to be with the final report as an appendix, all hydrologic, topographic and hydraulic input data, assumptions and calculations; correspondence; other backup technical information; and any other pertinent information to support the recommendations of the report. Task 14 - Summary of Attachments The Contractor shall, in coordination with Larimer County, compile the following materials hereafter referred to as the "Summary of Attachments": I) the Appointment of Applicant's Agent; 2) maps and diagrams of the proposed project; 3) Photographs or video of the proposed project; 4) a copy of the Larimer County FEMA Flood Insurance Rate Map showing the project location.; 5) a letter from the local floodplain administrator stating compliance with floodplain regulations; 6) the completed Environmental Checklist; 7) agency consultation letters; and 8) a signed State-Local Disaster Assistance Agreement. Preliminary Desil!n Criteria All preliminary designs of channels, levees, culverts, detention facilities, and other major drainagway features shall be consistent with FEMA, Corps of Engineers, or State of Colorado design criteria for flood control works (whichever may apply, and whichever would be the most stringent criteria for a given flood control feature). The drainageway designs shall initially consider IO-year, 25-year, 50-year and IOO-year levels of flood protection and shall be sized to provide the optimal utilization of the available funding after a careful analysis of the benefits and costs of each level of flood protection. 5