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TranSystems Corporation - LGM Construction

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501070099 Federal Express Oakland Sort Expansion Issued for Bid 10/11<br />

PART 2 - PRODUCTS<br />

2.1 GENERAL<br />

A. Provide all employees with personal protective equipment and protective clothing consistent with the<br />

levels of protection for this Work as indicated in the Contractor's HASP. In addition, verify that any<br />

Subcontractor(s) comply with the requirements of the Contractor's HASP.<br />

2.2 HIGH DENSITY POLYETHYLENE (HDPE) LINING<br />

A. The high density polyethylene shall be manufactured of new, first-quality product designed and<br />

manufactured specifically for the intended use and have the following properties:<br />

2.3 FILL MATERIALS<br />

1. The material shall be 40 mil HDPE liner below, and 15 mil HDPE cover.<br />

2. The material shall be U. V. resistant (black in color) and cold crack resistant to minus 40 degrees<br />

F.<br />

3. The material shall be manufactured in a minimum 15-ft seamless width. Labels on the rolls shall<br />

identify the thickness, length, width, and manufacturer's mark number.<br />

A. The backfill material shall be submitted to the Owner for approval prior to performing any backfill<br />

operations. Excavated soils exhibiting an OVA response of less than the maximum allowable limits are<br />

acceptable for use as backfill material. Notify the Owner as to the source of the backfill material.<br />

Provide samples as requested by the Owner.<br />

B. Import clean fill as required.<br />

PART 3 - EXECUTION<br />

3.1 GENERAL<br />

A. Perform all contaminated soil excavation work in accordance with the HASP. Contaminated soil<br />

excavation work shall consist of but is not limited to utility trenches, removal of obstructions, trench<br />

support systems, pretrenching, mass excavations, and any incidental soil work.<br />

B. Excavate soil to the limits necessary to remove the contaminated soils are directed by the governing<br />

authority.<br />

C. All site health and safety controls shall be fully established and in operation prior to beginning any<br />

contaminated soil excavation. Site controls shall include but not be limited to work zones properly<br />

barricaded, decontamination facilities, and all support equipment and supplies including personal<br />

protective equipment. All site controls shall be reviewed by the Owner in the field.<br />

D. The Contractor shall be responsible for the removal, transportation, and disposal of free product if<br />

encountered in the excavation. Methods to remove free product shall be governed by the quantity of<br />

free product. Absorptive pads shall be used for smaller amounts of free product and, if substantial<br />

CONTAMINATED SOILS 02113 - 3

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