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T <br /> 0 <br /> Z <br /> R <br /> INDIAN RIVER COUNTY 1 : 23 AERIAL PHOTOGRAPHY GROUND CONTROL <br /> POSITIONING SURVEY SPECIFICATIONS. <br /> All services performed under this contract shall be supervised and certified by an licensed <br /> Surveyor and Mapper registered with the State of Florida and staff employed directly with your <br /> firm. All survey procedures and final submittals shall meet or exceed Minimum Technical <br /> Standards for Geodetic Surveys as set forth in Florida Statues Chapter 61G17-6 Florida <br /> Administrative code pursuant to section 472 . 027 , Florida Statues . For the purpose of this survey <br /> the points and values do not have to adhere to N. G. S . "Blue Booking" requirements . <br /> Furthermore all services performed shall adhere to F.D . O . T . safety procedures and guidelines for <br /> Land Surveyors . <br /> Indian River County bases the following specifications on minimum requirements for this <br /> particular project. If the consultant so desires to modify or "enhance" these requirements all <br /> modifications shall be submitted in writing to the County Surveyor for approval prior to <br /> proceeding with task. <br /> NEmimum Specification Requirements <br /> Purpose: The purpose of this project is to supply Horizontal and Vertical Control with reference <br /> lines to the desired aerial photographic point positions . Establish additional geodetic "secondary" <br /> control network incorporated into the existing first order Indian River County Horizontal Control <br /> Network (I.R . C .H. C . ) for use by the County and public at large. <br /> Reference Datum : Horizontal reference datum must be adjusted to NAD 1983/90 and derived <br /> (and/or tied to) from the existing Indian River County Horizontal Control (I.R. C .H. C .) State <br /> Plane coordinate system in use at time of this project. (To be supplied by County) . A report of <br /> Indian River Counties G.P. S . control used shall be included in final submittal . (Include point <br /> status, condition and or comments benefiting the maintenance of said points) <br /> Coordinate System: The Florida State Plane Coordinate System (East Zone) will be the <br /> basis for the product (Tied and referenced to existing I.R. C . horizontal/G.P . S . control network) . <br /> Positional Accuracy: Define positional accuracy (standards) to meet or exceed the desired <br /> Horizontal accuracy of within 0 . 10 feet plus or minus ; Vertical accuracy shall be within 0 . 30 feet <br /> plus or minus NAVD88 , and accompanying conversion to NGVD29 . <br /> File: mobrien/c/desktop/mydocuments/Kimley Home D. O .T. Aerial Photo position proposal request <br /> 2 <br />