PERMFILE72922

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Exhibit 26a Geotechnical Investigation Refuse Disposal Area ‎(Revised)‎
• Media Type: D
• Archive: No

•
TABLE C-1
SUMMARY OF STABILITY ANALYSIS
JOB NO. 22,253
~J
COA[ P7A$T -- CL7{ _ SPO
CASE
PHI
friction
COHESION
~ UNIT
WEIGHT
cf ,
PHI
Stnctiorn
COHESION
sf UNIT
WEIGHT
pcf)
PHI
friction
COHESION
p>s< UNIT
WEIGHT
cf WATER EARTH
QUAKE FACTOR
OF
SAFETY REFER
TO
FIGURE CASE
DESCRIPTIOIJ
~ '

SA 35 0 100 25 380 120 - - - - - 2.0 C-1 Normal strengths coal and clay
_ (Infnite slope controls)
18 35 0 t OD 25 380 _
120 - - - Yes _
- 1.6 C-2 Normal strengths, low water

1 C 35 0 i 00 25 380 120 - Yes - 1.5 C-3 Normal strengths, high water

2A
~__ 30 D 100 _ 20 250 120 - - - - - 1.6 C-4 Low bound strengths coal and clay
2B 30 0 90 20 250 110 - - - - - 1.7 C-5 Low Bound, low wei ht

2C 30 0 80 20 250 100 - - - - 1.7 C-6 Low Bound, lowest weight

~F-
r 3A
35
0
100
-
- _
-
35 SVOIL
0
100
-
-
2.0
C-7 _
Spoil below, normal strengths
(Infnite slope controls)
3B 30 0 100 - - - 30 0 100 - - 1.6 C-8 Spoil below, low bound strengths
_ (Infinite slope controls)
3C 35 0 100 - -- -
I 35 0 t OD Yes - 1.5 C-9 Spoil below, normal strengths,
_
I - _
high water

4A 35 0 100 15 750 120 - - - - Yes 1.3 C-10 Earthquake, 0.1 g Horizontal
Low bound clay strength, normal coal

4B 35 0 100 25 1500 120 - - - Yes 1.6 G-11 Earthquake. 0.1 g Horizontal
Normal clay and coal strengths
4C 30 0 100 25 1500 120 - - - - Yes 1.4 G-12 Earthquake, 0.1 g Horizontal
Normal clay, low bound coal strengths

i