2018-03-14_PERMIT FILE - M2017049 ‎(9)‎

• Permit No: M2017049
• IBM Index Class Name: PERMIT FILE
• Doc Date: 3/14/2018
• Doc Name Note: Part 2 of 2
• Doc Name: Adequacy Review Response
• From: Transit Mix Concrete Co.
• To: DRMS
• Email Name: TC1
• Email Name: ERR
• Email Name: WHE
• Email Name: AME
• Email Name: PSH
• Email Name: ECS
• Media Type: D
• Archive: No

Hitch Rack Ranch Quarry Waste Stockpile Stability Analyses/591-6
NORWEST March 13,28
Page 8
COR PORAT ION
8. REFERENCES
British Columbia Mine Waste and Rock Pile Research Committee, 1991. Mined Rock and Overburden Piles
Investigation and Design Manual, Interim Guidelines. Published May 1991.
Natural Resource Conservation Service, 2015. Soil Survey of El Paso County Area, Colorado. Version 13,
September 22, 2015. United States Department of Agriculture, Natural Resources Conservation Service.
http://www.nres.usda.gov/wps/portal/nres/site/national/home/. Online database access on June 20,
2016.
Obrzud R. & Truty, 2012. The Hardening soil Model —A practical guidebook. PC 100701 report, revised
31.01.2012
Swiss Standard SN 670 010b, 1999.Characteristic Coefficients of soils.Association of Swiss Road and Traffic
Engineers.