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37. 5 Surveys. Acceptance profile surveys shall be conducted by the CONTRACTOR. Surveys shall be conducted in accordance with Section 34 of these Technical Specifications. 37. 6 Volume Calculations. Profile azimuths are as shown in the Plans. Volume calculations between profiles shall be based on average end area method and shall be made by the ENGINEER. 38 . ACCEPTANCE SURVEYS The CONTRACTOR is not responsible for erosion of the beach fill following Acceptance by the COUNTY. The CONTRACTOR is responsible for maintaining the beach fill until it is Accepted by the COUNTY. Pre-construction and acceptance surveys conducted by the CONTRACTOR shall be in accordance with the standards set forth in Section 34 of these Technical Specifications. 39, PAYMENT FOR BEACH FILL PLACEMENT 39. 1 Payment. Other than costs for mobilization, demobilization, beach grass planting, bermed beach section, and beach tilling, all costs connected with debris removal, excavating, transportation of fill material, escarpment grading, and beach and dune construction shall be included in the contract unit price per cubic yard given under the Dredge and Fill bid item. The cost shall also include overhead, profit, labor, material, equipment and any other costs incidental to performing the work. 39.2 Progress Payment. Monthly progress payments shall be based solely on 100% completed and surveyed Acceptance Sections that have been Accepted by the COUNTY. Progress payments shall be subject to retainage as per Article 14.2 of the General Conditions of the Contract and per Article 4 of the Agreement. All field notes, computations and the records used by the CONTRACTOR to compute fill quantities shall be furnished to the COUNTY with the Application for Payment. Pay profile surveys will be conducted by the CONTRACTOR. Surveys will be conducted in accordance with Section 38 . The CONTRACTOR will be eligible for progress payments when four (4) consecutive Acceptance Sections have been completed. 39.3 Payment Calculations. Payment calculations shall be made using the average end-area method based on net quantities of beach fill placed and graded according to the requirements of Sections 30 and 31 and the design template requirements specified in the Plans. Calculations of fill quantity made by the CONTRACTOR shall be reviewed by the ENGINEER and/or the COUNTY. Gross fill quantities shall be based on the comparison of the pre-construction survey profiles to the acceptance profiles. Any fill above the 0.5-foot overfill tolerance shall be deducted from the gross fill quantities and payment shall be based on the net fill quantity. If the material does not readily assume the designed offshore slope, the contractor will be allowed to construct compensating slopes with the understanding that the pay volume of the designed template may not be exceeded. TECHSt TECHNICAL AND ENVIRONMENTAL SPECIFICATION _ _ = TS-37