2017-08-08_REVISION - M1973021

• Permit No: M1973021
• IBM Index Class Name: Revision
• Doc Date: 8/8/2017
• Doc Name: Request for Technical Revision
• From: Aggregate Industries GEI Consultants, Inc.
• To: DRMS
• Type & Sequence: TR5
• Email Name: MAC
• Email Name: WHE
• Media Type: D
• Archive: No

Table 6. Sensitivity Analysis Results _
Bench Intermediate # Benchesench Face Intermediate i T
Bench Height Bench Width Bench above c' c (P Unit
Case Angle I Bench Width Weight
(ft)1 0 (ft) Elevation Intermediate (psi) (psf) ( )
O (ft, NAVD88) Bench (ft) (pcf)
1 70 90 30 7000 14 100 900.0 129600 1 20 164
1-1 70 90 30 7000 3 100 279.4 40230 6.5 164
1-2 70 90 30 7000 14 50 326.6 47030 7.5 164
3 70 90 30 7000 3 50 900.0 129600 20 164
3-1 70 90 30 7000 14 40 284.7 40995 6.6 164
3-2 70 90 30 7000 3 40 332.9 47940 7.7 164
5 70 90 30 7000 14 30 900.0 129600 20 164
5-1 70 90 30 7000 3 30 295.0 42475 6.8 164
5-2 70 90 30 N/A3 N/A3 N/A3 337.6 48620 7.8 164
7 70 90 30 N/A3 N/A3 N/A3 900.0 129600 20 164
7-1 70 90 25 7000 14 25 295.5 42545 6.8 164
7-2 70 90 25 7000 3 25 340.8 49080 7.8 164
11 70 90 25 N/A3 N/A3 N/A3 900 129600 20 164
11-1 70 90 25 N/A3 N/A3 N/A3 301.5 43410 7 164
11-2 70 90 30 6650 19 100 353.8 50940 8.1 164
1 All benches above El. 7000 ft have a height of 40 ft, an angle of 90°, and a bench width of 40 ft.
Aggregate Industries Morrison Quarry GEI Consultants, Inc.
South Quarry Highwall Design Technical Revision 24 August 2017