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<br />REFERENCES
<br />Banks and Gesso, September 22, 2000, Construction Material, Regular 112 Permit
<br />Application Amendment, Castle Concrete Co., Pikeview Quarry Amendment
<br />Two, El Paso County, Colorado, (Permit No. M-77-211 Amend. No. 002)
<br />Charles Robinson & Associates, Inc., 1977, El Paso County, Colorado - Potential
<br />Geologic Hazards and Surficial Deposits, Environmental and Engineering
<br />Geologic Maps and Tables for Land Use
<br />Colorado Geological Survey, December 11, 2008, Photographs of the Pikeview
<br />Quarry Slide
<br />CTL I Thompson, Inc., January 19, 1993, Consultation, Slope Failure, South Area,
<br />Pikeview Quarry, Colorado Springs, Colorado. Job No. CS-3363
<br />Dames and Moore, September 13, 1977, Geologic Mapping Project Pikeview Quarry,
<br />Colorado Springs, Colorado, Job No. 08129-005-14
<br />Dames and Moore, 1977, Evaluation of Aggregate Limestone Reserves of the
<br />Pikeview Quarry, Colorado Springs, Colorado, Job No. 08129-006-14
<br />• Heifner, Mark; Obering, Wurth and Associates; and CTL I Thompson, May 1994,
<br />Application for Permit Amendment, Pikeview Quarry, Permit No. M-77-211
<br />Kirkham, R.M. & Rogers, W.P., 1981, Earthquake Potential in Colorado. Colorado
<br />Geological Survey, Bulletin 43
<br />Mine Safety and Health Administration, December 4, 2008, Photographs of the
<br />Pikeview Quarry Slide
<br />Nolte Associates, Inc., March 19, 2009, Pikeview Quarry, Truview (laser scan) and
<br />AutoCAD survey data, Project BSB024700
<br />Scott, G.R. & Wobus, R.A., 1973, Reconnaissance Geological Map of Colorado
<br />Springs and Vicinity, Colorado, U.S. Geological Survey Miscellaneous Field
<br />Studies Map, MF-482
<br />Shafer, Mac, February through April, 2009, Photographs and Personal
<br />Communication regarding various aspects of the mining operations and
<br />conditions
<br />Southwestern Ecological Services and Castle Concrete, February 11, 2003,
<br />Integrated Mining Plan for Pikeview Quarry
<br />Thorson, J.P., Carroll, C.J. & Morgan, M.L., 2001, Geologic Map of the Pikeview
<br />Quadrangle, El Paso County, Colorado. Colorado Geological Survey Open File
<br />. Report 01-3
<br />TRANSIT MIX AGGREGATES
<br />PIKEVIEW QUARRY SLOPE
<br />CTLIT PROJECT NO. CS17341-125
<br />S:ICS17000-174991CS17341.000112512. ReportsICS1 7 341-1 2 5-R1-Final.doc
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