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3. Require surveyor to replace project control points which may be lost or <br /> destroyed. <br /> a. Establish replacements based on original survey control. <br /> 1.05 PROJECT SURVEY REQUIREMENTS <br /> A. Establish a minimum of two temporary bench marks on site, referenced to data <br /> by survey control points. <br /> 1. Record locations, with horizontal and vertical data, on Project Record <br /> Documents. <br /> B. Establish lines and levels, locate and lay out, by instrumentation and similar <br /> appropriate means: <br /> 1. Site Improvements <br /> a. Stakes for grading, fill and topsoil placement. <br /> b. Utility slopes and invert elevations. <br /> 2. Batter boards for structures <br /> 3. Building foundation, column locations and floor levels. <br /> 4. Controlling lines and levels required for mechanical and electrical trades. <br /> C. From time to time, verify layouts by same methods. <br /> 1.06 RECORDS <br /> A. Maintain a complete, accurate log of all control and survey work as it progresses. <br /> B. At the end of each pay period and at the end of the job, submit certified as-built <br /> information electronically as well as on 24" x 36" sized paper of Engineer's line <br /> drawings indicating, elevations and stations of all underground piping at 50 foot <br /> increments, at rapid changes in grade and at all fittings, valves, conflicts, or any <br /> distinctive feature locations. <br /> 1.07 SUBMITTALS <br /> A. Submit name and address of registered land surveyor to the Engineer. <br /> B. On request of the Engineer, submit documentation to verify accuracy of field <br /> engineering work. <br /> C. Submit certificate signed by registered surveyor certifying that elevations and <br /> locations of improvements are in conformance or non-conformance, with <br /> Contract Documents. <br /> D. Submit drawings showing locations of all structures constructed. This drawing <br /> shall be included with the project record documents <br /> PART 2 - PRODUCTS (Not Used) <br /> PART 3 - EXECUTION (Not Used) <br /> END OF SECTION <br /> 08/12 01050-2 11-4179 <br />