Renovation of a water / sewer project in Des Moines, Iowa. Completed plans call for the renovation of a water / sewer project.

The Notice to Proceed will be issued after the Contract is signed and the Contract, the Contractor's Bond, and the insurance certificates required by the Contract are received by the Board. Work shall begin within ten (10) calendar days after the date set forth in the written Notice to Proceed. The improvements shall be completed within one hundred eighty (180) consecutive calendar days from the date set forth in the Notice to Proceed. Bidders are urged to consult the Contract Documents before submitting a proposal. Those documents include, among other things, liquidated damage provisions. The Proposal shall be made out on a preprinted form furnished by the Board and must be accompanied in a separate envelope by a Bid Bond or other security ("bid security") permitted by statute. The amount of the bid security shall be ten percent (10%) of the bid submitted by the bidder. The Contractor's Bond shall be in an amount equal to one hundred percent (100%) of the Contract price, be issued by a responsible surety approved by the Board, guarantee the faithful performance of the Contract and the terms and conditions therein contained, protect and save harmless the Board from claims and damages of any kind caused by the operation of the Contractor, guarantee materials and workmanship to be free of defects for a period of two (2) years from and after completion and acceptance by the Board, guarantee surface restoration work in public right-of-way to be free of defects for a period of four (4) years from and after completion and acceptance by the Board, and shall otherwise in all respects comply with the Code of Iowa. Removal of existing filter-media support gravel and filter media from Filters 5, 7,10, and 12. b. Cleaning of floor of filter and underdrain after removal of existing filter-media support gravel and filter media. c. Video inspection of: 1) Filter underdrain laterals in Filters 5 and 7. 2) Filter underdrain plenum in Filters 10 and 12. 3) Filter effluent/backwash supply manifold at the end of the inspected 4-inch diameter underdrain in Filters 5 and 7. d. Storing and handling replacement filter media-support gravel and filter media. e. Placing new silica filter-media support gravel and silica filter media in accordance with the Contract Documents. The Board reserves the right to reject any or all bids and to waive informalities in any bid. The Board also reserves the right to accept the bid that it determines to be in the best interest of the Board in accordance with Chapter 26 and Subchapters II and III of Chapter 73A, Code of Iowa.