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SECTION 02200.0 EARTHWORKS <br />PART 1: GENERAL <br />1.01 SUMMARY: <br />Section 02200 <br />Earthworks <br />ame0 <br />This SPECIFICATION describes site preparation, excavation, stockpiling of soils for earthwork if necessary, <br />and placement of Structural Fill, Select Structural Fill, Bedding Fill, Soil Liner Fill, Drain Cover Fill and Pipe <br />Bedding Material for the Process Solution Enhancement System (PSES) site earthworks project. <br />1.02 RELATED SECTIONS: <br />Refer to the following Sections for related work: <br />■ Section 01050.0 - Staking and Construction Certification Documentation <br />• Section 02776.0 - Geomembrane <br />• Section 02777.0 - Geotextile <br />1.03 TOLERANCES: <br />A. Limits of excavation, Structural Fill, Select Structural Fill, Bedding Fill, Soil Liner Fill, Drain Cover <br />Fill and Pipe Bedding Material for the PSES site earthworks project are defined by the lines and <br />elevations shown on the DRAWINGS. All fill shall be placed to the minimum thicknesses shown on <br />the DRAWINGS. <br />B. Finished grades shown on the DRAWINGS are given in feet, and shall slope uniformly between <br />given spot and contour elevations, without sag or humps. All grades shall provide for natural runoff. <br />C. The Soil Liner Fill and Bedding Fill shall have a minimum thickness of 1.0 foot. <br />D. The Drain Cover fill will have a minimum thickness of 2.0 feet at all times. <br />E. Clearance of pipes with respect to regulated boundaries will be checked by MANAGER. If <br />clearances are inadequate, CONTRACTOR shall backfill trenches to compaction <br />SPECIFICATIONS and relocate trenches at CONTRACTOR's expense. <br />F. Correction of over excavation and backfilling shall be to CONTRACTOR's account. <br />1.04 QUALITY ASSURANCE: <br />A. All work shall be monitored and tested in compliance with the requirements of the CQA Plan. <br />B. CONTRACTOR shall be aware of all testing activities outlined in the CQA Plan, and shall account <br />for these activities in the construction schedule. <br />C. All CQA soils testing (both field and laboratory testing) will be the responsibility of CERTIFYING <br />ENGINEER, as identified in the Earthworks CQA plan. CONTRACTOR shall be responsible for <br />cooperating with CQA Monitor during all testing activities. CONTRACTOR shall provide <br />equipment and labor to assist CQA Monitor in sampling, if requested, and shall also provide access <br />Page 1 of 14 <br />June 19, 2012 <br />Revision 1 <br />