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Lorencito Fill Report Review <br />May 29, 2002 <br />Page 6 of 14 Pages <br />4.09.1(4} (1)removal of all organic material and topsoil [see also Conflict <br /> Rule 4.09.1 4 <br /> 2 lacement ofunderdraina e s stems, Qualified <br /> (3}installation of surface drainage systems, Not yet <br /> a licable <br /> (4) placement and compaction of fill materials, [see also Not yet <br /> Rule 4,09.1(7}, PAP Exhibit 13 page 17, and PAP Exhibit significantly <br /> 13 page 3}.The excess spoil shall be placed in horizontal engaged. <br /> lifts.. Lifts aze to be 6 to 8 feet thick, level, and compacted <br /> by dozer or trucks, within 50 feet of the slope face. There <br /> are no compaction specifications. Beyond, up to 50 to 100 <br /> feet layer thickness by end dumping can be used. Slope <br /> layers aze to be avoided. Face slopes are to be 2.5:1 with <br /> 20-foot benches at 40-foot vertical intervals. Benches aze <br /> back-slo ed at 5% and side slo ed at 2% to relief drains. <br /> And (5} revegetation. Not yet <br /> a licable <br /> <br />Rule 4.09.1(11)(6) The qualified registered engineer shall provide to the <br /> Division a certified re ort <br /> Within 2 weeks after each ins ection No <br /> that the fill has been constructed as specified in the design Yes <br /> a roved b the Division. <br /> The report shall include a description of any appearances Yes by <br /> of instability, structural weakness, and other hazardous exception6 <br /> conditions observed durin the ins ection. <br /> <br />Rule 4.09.1(11)(c) Any certified report addressing the underdrain system and No <br /> protective filters shall include color photographs taken <br /> during and after construction, but before underdrains are <br /> covered with excess spoil. The color photographs <br /> accompanying each certified report shall be taken in <br /> adequate size and number with enough terrain or other <br /> physical features of the site shown to provide a relative <br /> scale to the photographs and to specifically and clearly <br /> identi the site. <br /> <br />Rule 4.09.1(13) If the disposal area contains springs, natural or manmade Yes. The <br /> watercourses, or wet-weather seeps, an underdrain system report states <br /> consisting of durable non-acid-forming and that there <br /> non-toxic-formin rock shall be constructed from the wet was no <br />