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Indian River County Sector 3 Phase 2b — During Construction Phase Services Scope of Work During construction, COASTAL TECH will : (a) Analyze pre -construction surveys (obtained via prior authorization as "post-Phase 2 Construction Survey" under WORK ORDER NUMBER 11 ) to re-assess the estimated volume required for construction. (b) Amend the Teehaieal Speeifieatieas and ofawings to ineefpofate afneadments as may be (d) Conduct weekly site visits at the mine and construction area (if allowed access to the mine) to spot check the Contractor' s progress and construction. (e) Perform independent spot-check sampling (obtained during site-visits by COASTAL TECH or otherwise provided by the COUNTY) and analysis (< 10 samples) of sediment samples to check the Contractor ' s compliance with the Sediment QA/QC Plan . (f) Check the work for substantial compliance with the Drawings, General Conditions , Technical Provisions , applicable permits, and the Construction Contract. (g) As may be requested by the COUNTY , review up to one ( 1 ) Change Order for approval by the COUNTY and Contractor . (h) Review Construction Field Directives as may be proposed by the COUNTY . (i) Interpret the Contract Documents . 0 ) Seek to resolve claims by the Contractor and/or COUNTY . (k) Consult and advise the COUNTY relative to progress and requirements of the Project . ( 1) Review payment applications from the Contractor, and prepare Certificates recommending payment by the COUNTY . (m) Prepare and submit a Final Certification to FDEP . (n) Provide as-built drawings and a completed As-Built Certification form to the USACE with pre -Phase 2b construction aerial photographs (obtained via prior authorization as "post-Phase 2 construction controlled aerial photography" under WORK ORDER NUMBER 11 or post— Phase 2b construction aerial photographs ( if available) per USACE Special Condition 9 . (o) Prepare and submit a letter to the agencies summarizing the findings of items o and p in Task 2 above . (p) Under subcontract with M&E, perform "pay profile surveys" and determine actual quantities placed by the Contractor for acceptance of fill segments at a minimum segment length of 1 ,000 feet with pay profiles at a spacing of 100 feet; for Phase 2b a total of 65 "pay surveys" are planned to coincide with spot checks during construction . These surveys will be performed within two weeks prior to beach fill being placed and within one week after the beach has been filled along each 1 , 000 foot long acceptance section. Pre-fill surveys will include bathymetric data collected conventionally using a laser for stationing and differential leveling for elevations . It is assumed that the Technical Specifications and Drawings do not require amendment or production - per the stricken provisions "b" and "c" above . Page 3 of 4 August 17 , 2011