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Additional information to be provided to the COUNTY shall include tide curves and corrections and field notes, and a I " = 200' plan view plot showing proposed profile lines and surveyed tracklines 34. 8 Oversight. Surveys shall be conducted by the CONTRACTOR with oversight by the COUNTY or its representative. The CONTRACTOR shall provide 24-hour notice to the COUNTY prior to conducting survey work. The COUNTY shall provide an observer for all surveying work unless the oversight requirement for a specific task and/or block of time is waived in writing by the COUNTY . Surveying work accomplished shall be reported by the CONTRACTOR in the Work Summary section of the Contractor' s Daily Quality Control Report. Surveys not conducted with COUNTY oversight or written waiver shall not be eligible for approval . 34 .9 Qualifications. All surveys shall be performed under the direction of a Professional Surveyor and Mapper registered in the State of Florida. Said surveyor should carry Professional Liability Insurance. The land surveyor employed for this project must comply with the minimum Technical Standards for land surveyors in the State of Florida pursuant to Florida Statute 472.027 adopted rule 121HH-6 . All surveys submitted to the COUNTY shall bear the surveyor's signature and sea] . 34. 10Costs. All costs associated with surveying shall be included in the survey bid item . 35 . USE OF UPLAND SAND SOURCES The CONTRACTOR may propose an upland sand source and truck hauling for the project. Upland sand source bidders must submit documentation that the proposed sand source meets the mean grain size, percent fines, and other characteristics of the offshore borrow materia] identified in these documents. Use of a source material with a grain size less than the mean grain size of the offshore sand source is not acceptable. Use of material not closely compatible (as specified by the ENGINEER) with the existing beach sand or offshore borrow site is not acceptable. The CONTRACTOR must propose adequate measures to ensure that large shell and rock debris is adequately screened from the source material and must provide a Quality Assurance program to ensure the quality of the source material. Any upland source material proposed shall be free from construction debris, rocks, clay or other foreign matter, and shall be obtained from a source landward of the Coastal Construction Control Line or from a source authorized pursuant to Section 161 .041 , Florida State Statutes. The CONTRACTOR shall submit a representative sample ( 15 in'-) of the proposed sand with his bid within a seated, air-tight container or bag with a certified independent testing laboratory analysis results report. The report to be submitted with the CONTRACTOR ' S bid shall include: (a) Grain size distribution graph (b) Carbonate fraction (c) Grain size analysis (including mean grain size, sorting and percent fines) TECHNICAL AND ENVIRONMENTAL SPECIFICATIONS_ Rev October 5 . 2007 TS-35