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1.3 The Earthwork Contractor: The Earthwork Contractor (Contractor) shall be qualified, <br />experienced, and knowledgeable in earthwork logistics, preparation and processing of <br />ground to receive fill, moisture -conditioning and processing of fill, and compacting fill. <br />The Contractor shall review and accept the plans, geotechnical report(s), and these <br />Specifications prior to commencement of grading. The Contractor shall be solely <br />responsible for performing the grading in accordance with the project plans and <br />specifications. The Contractor shall prepare and submit to the owner and the <br />Geotechnical Consultant a work plan that indicates the sequence of earthwork grading, <br />the number of "equipment" of work and the estimated quantities of daily earthwork <br />contemplated for the site prior to commencement of grading. The Contractor shall <br />inform the owner and the Geotechnical Consultant of changes in work schedules and <br />updates to the work plan at least 24 hours in advance of such changes so that <br />appropriate personnel will be available for observation and testing.. The Contractor <br />shall not assume that the Geotechnical Consultant is aware of all grading operations. <br />The Contractor shall have the sole responsibility to provide adequate equipment and <br />methods to accomplish the earthwork in accordance with the applicable grading codes <br />and agency ordinances, these Specifications, and the recommendations in the approved <br />geotechnical report(s) and grading plan(s). If, in the opinion of the Geotechnical <br />Consultant, unsatisfactory conditions, such as unsuitable soil, improper moisture <br />condition, inadequate compaction, insufficient buttress key size, adverse weather, etc., <br />are resulting in a quality of work less than required in these specifications, the <br />Geotechnical Consultant shall reject the work and may recommend to the owner that <br />construction be stopped until the conditions are rectified. It is the contractor's sole <br />responsibility to provide proper fill compaction. <br />2.0 Preparation ofAreas to be Filled <br />2.1 Clearing and Grubbing: Vegetation, such as brush, grass, roots, and other deleterious <br />material shall be sufficiently removed and properly disposed of in a method acceptable <br />to the owner, governing agencies, and the Geotechnical Consultant. <br />The Geotechnical Consultant shall evaluate the extent of these removals depending on <br />specific site conditions. Earth fill material shall not contain more than 1 percent of <br />organic materials (by volume). No fill lift shall contain more than 10 percent of <br />organic matter. Nesting of the organic materials shall not be allowed. <br />If potentially hazardous materials are encountered, the Contractor shall stop work in the <br />affected area, and a hazardous material specialist shall be informed immediately for <br />proper evaluation and handling of these materials prior to continuing to work in that <br />area. <br />LGC Valley, Inc. <br />General Earthwork and Grading Specifications <br />Pag i Council 18 — 961 10/3/2023 <br />