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ameco <br />leach facility topographic features (i.e., toe of slope, crest of slope, breaks in grade), unless otherwise <br />directed by MANAGER. The Record Drawings shall include elevations and locations for the <br />following: <br />¦ Underdrain plan view showing the limits of the valley leach facility. Underdrain Fill <br />and underdrain alignment, with elevations every approximately 100 feet or on every <br />break in grade <br />¦ Diversion channel plan and profile view along the diversion channel alignment <br />¦ Leak detection trench plan view showing the limits of the valley leach facility, leak <br />detection trench alignment, and leak detection sumps, with elevations every <br />approximately 100-feet <br />¦ Soil Liner Fill plan view showing the limits of the valley leach facility, with contours <br />of the Soil Liner Fill and Bedding Fill surface on a 10-foot contour interval, <br />including the regraded ore slopes and end berms <br />¦ Low Volume Solution Collection piping plan showing the limits of the composite <br />liner, double liner and single liner, and piping alignment with elevations every <br />approximately 100 feet <br />¦ Perimeter access roads <br />¦ Top of Upper geosynthetics in the Pregnant Solution Storage Area, including the <br />Vertical Riser Sump and base plates <br />¦ High Volume Solution Collection piping plan showing the limits of the VLF, and <br />piping alignment with elevation every approximately 100-feet <br />In addition, the Colorado licensed surveyor will provide a surveyor's certificate to be submitted in the <br />Construction Certification Report. <br />C. Submittal: <br />CONTRACTOR will submit completed as-built documentation within seven (7) calendar days upon <br />completion of the work in the following manner: <br />1. Submit two (2) reproducible copies (mylar) to the MANAGER. <br />2. Submit two (2) non-reproducible copies to the MANAGER in electronic form on <br />compact disks (CD) or DVD's and in an AutoCAD compatible format. <br />D. The CONTRACTOR will be responsible for performing the following survey activities associated <br />with the Construction Certification Report: <br />1. Provide northing, easting, and elevation for all Soil Liner Fill depth verifications. <br />2. Provide northing, easting, and elevation for geomembrane panel intersections and <br />destructive samples. <br />Section 01050 Page 2 of 3 September 3, 2008 <br />Construction Staking Revision 1 <br />SAProjects\1125 CM Phase 5 VLF\I -Tech Specs\Arequa IFC Specs\01050.rt.doc