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PORT OF EVEREIT <br />UNION SLOUGH MARSH MITIGATION <br />SECT[ON 02200 <br />EARTHWORK <br />� E• If therc is unsuitable material or more mnterial in the ezcavation than is �equired to <br />: onsttuct the bertn a� shown, t1►e material st�a0 be haufed and stockpiled on site ac <br />directed by the PORT and as noted on the Drawings. <br />F. CONTRACTOR shall dewater the site as nocessary to excavate to the devations shown. <br />ISite is adjacent to the Union Slough. The siurounding wacer and oi�-site ground water <br />elevadons will tluctuate. Use of pumps, drain pipes with check valves, or other <br />dewatering methods is ezpectai. Discharge pumped water to exisdng ditch noith of site <br />Ior as directed by the PORT. <br />PART2-PRODUCTS <br />2.l MqTER(pIS <br />� <br />� <br />Subgrade Stabilizadon Material: Mcet the following requirements: <br />U.S. Sieve Size <br />6 inch <br />2 inch <br />3/4 inch <br />#4 <br />#10 <br />M40 <br />#200 <br />Pe�ent Passing <br />{bY weiahtl <br />100 <br />75 to 100 <br />50 to 90 <br />30 to 65 <br />20 to 50 <br />(Oto30 <br />Oto4 <br />Impott Benn FiIL Material shall mat the requirements of WSDOT Secdon 9-03.14(3), <br />Common Borrow. Material shall be approved by the PORT. <br />PART 3 - EXECUTION <br />3.1 <br />A. <br />B. <br />C. <br />3.2 <br />A. <br />STAGING WORK <br />Stage ! work shall proceed fust. <br />Stage 2 work shall not begin until November 15. 2000, or as di�tcted by the PORT. <br />7'he Conuactor shall protect the site during both stages of the contract and at all dmes <br />between stages. <br />EXAMINATION <br />Verify site condidons. <br />02200-3 <br />