Common use of Survey Control Maps Clause in Contracts

Survey Control Maps. a.) Horizontal control points and vertical benchmarks by others will be recovered and/or will be established at an approximate 1,000 foot interval from beginning to end of the project for construction purposes. Every attempt will be made to select locations that will not be lost during construction. b.) All bearings and coordinates will be based on the Texas Coordinate System of 1983 (NAD83), South Central Zone 4204. Benchmark elevations will be referenced to the same datum as the effective Fort Bend County Flood Insurance Rate Map by observations on a minimum of three existing Reference Monuments. c.) INTERLAND will prepare a sealed Survey Control Map Sheet and a Control Detail Sheet for the project which includes the existing right-of-way line, the survey control baseline, Temporary Benchmarks and the project baseline. Client to provide a digital copy of the project baseline and sheet file border and format for use by INTERLAND. The survey control deliverables will be provided at a suitable scale for use in 11” x 17” and 24” x 36” formats.