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SECTION 31 23 16 <br />EXCAVATION <br />PART 1 GENERAL <br />1.1 SUMMARY <br />A. Section Includes: <br />1. Excavation from borrow. <br />2. Water content and drainage. <br />3. Excavation for liner embankment foundation <br />4. Stripping for foundation of liner embankment <br />5. Excavation below stripping for key trench <br />6. Excavation below stripping outside of key trench <br />7. Protection of foundation materials <br />B. Related Sections: <br />1. Section 3105 13 - Soils for Earthwork. <br />2. Section 31 10 00 —Site Clearing. <br />3. Section 31 23 23 - Fill. <br />1.2 REFERENCES <br />A. ASTM International: <br />1. ASTM D698 - Standard Test Method for Laboratory Compaction Characteristics <br />of Soil Using Standard Effort (12,400 ft- lbf /ft3 (600 kN- m /m3)). <br />2. ASTM D1556 - Standard Test Method for Density of Soil in Place by the Sand - <br />Cone Method. <br />3. ASTM D2922 - Standard Test Method for Density of Soil and Soil- Aggregate in <br />Place by Nuclear Methods (Shallow Depth). <br />B. Local utility standards when working within 24 inches of utility lines. <br />1.3 SUBMITTALS <br />A. Section 01 33 00 - Submittal Procedures: Requirements for submittals. <br />B. Submit a borrow area use plan which describes anticipated use, borrow area layouts, <br />equipment, and operations. <br />NCCI Pit #1 Reservoir Liner - Technical Specifications Excavation <br />312316 -1 <br />