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DocuSign Envelope ID:81 E05E8E-EED7-43D3-8B8A-0811 OE72140A <br /> SECTION 31 00 00 - CLEARING, GRADING AND EXCAVATION <br /> (2) One (1) foot outside perimeter of foundations. <br /> (3) In pipe trenches, six (6) inches below invert elevation <br /> of pipe and two (2) feet wider than inside diameter of <br /> pipe, but not less than three (3) feet minimum trench <br /> width. <br /> (4) Outside dimensions of concrete work where no forms <br /> are required. <br /> (5) Under slabs on grade, six (6) inches below bottom of <br /> concrete slab. <br /> D. Where rock is encountered, it shall be uncovered but not excavated until <br /> measurements have been made in the presence of the ENGINEER. The <br /> means of excavation shall be subject to approval by the ENGINEER. <br /> There will not be additional payment for excavation of partially weathered <br /> rock or rippable rock. <br /> D. Undercut excavation shall consist of the excavation and disposal of <br /> unsuitable materials below the proposed subgrade, as directed by the <br /> Engineer, and the proper disposal of the material at designated areas on- <br /> site or off-site as provided by the Contractor. <br /> E. Off-site select material shall consist of the excavation, hauling, placement, <br /> and compaction of select material, only for the replacement of undercut <br /> areas, as directed by the Engineer, from a location off the project site as <br /> arranged by the Contractor. <br /> F. On-site select material shall consist of the excavation, movement, <br /> placement, and compaction of the select material, only for the <br /> replacement of undercut areas, as directed by the Engineer. This work <br /> shall be included in the unit price for common excavation. <br /> 1.5 GEOTECHNICAL DATA <br /> A. A subsurface (geotechnical) investigation and soil analyses have been <br /> performed. The report and test boring records from the investigation are <br /> included in the Appendix with the boring logs keyed to the site plan. <br /> B. Subsurface test boring records, analyses, and formal reports are provided <br /> for information, and neither the Engineer nor the Owner guarantee <br /> subsurface conditions to actually be as shown, indicated, or implied. <br /> PART 2 - PRODUCTS <br /> 2.1 BORROW MATERIAL <br /> Borrow material shall consist of a sandy-clay or clayey-sand soil, which shall be <br /> free from trash, debris, stone, vegetable matter, or other indigenous material. It <br /> shall have an optimum, compacted dry unit weight of approximately 120 pcf or <br /> Orange County DAA PN R00592-225N2 <br /> Walnut Grove Wastewater System January, 2021 <br /> 31 00 00-3 <br />