REV07092

• Permit No: C1980007
• IBM Index Class Name: Revision
• Doc Date: 4/29/1997
• Doc Name: WEST ELK MINE C-80-007
• From: DMG
• To: MIKE BOULAY
• Type & Sequence: PR7
• Media Type: D
• Archive: No

~o
NET JOB HOURS ESTIMATING FORM con['d
sheet 2 of 6
TASK ~ ~ TASK I EQUIPMENT ~ CPM. ~ "IET
NUMBER TASK D£SCRI PTION HOURS USED ~ CHARTING JOB HOURS
38E Remove brush pile ® Bear Mine pl 8. 60 NA ~ 10.95 0. 00
39 Topsoil all disturbed areas 292. 96 1-T/L Team --------> 292 .96
90 Covet re Evse p11e with subsoil 116. 05 ~ 1-T/L Team 123.24" 0. 00
91 Install portal seals, drainage pipes, 6 backf ill 96. 00 NA 96.00" 0. 00
42A Seal all drilled holes (deep) 29. 00 NA 29.00" 0. 00
92H Seal all drilled hole (inte rmedlace) 25. 00 NA 25.00" 0. 00
42C Seal all drilled holes (sha110w) 12. 50 NA 12.5" 0. 00
92D Seal piezometers associated with MRq 124 0. 00 NA 8.00" 0. 00
92E ~ Seal and plug Exploration Site S ~ B. CC ~ NA ~ 8 AO" , 0. 00
92F Seal and plug boreholes for water tank 0. 00 NA 8.00" 0. 00
93 Demolish fi remove all on-site structures 1,056. 00 NA ----- --> 1,056. 00
45 Substation Road 0. 12 1-CAT DBN ----- --> 0. 12
46 Main Access Road to Substation 9. 33 1-CAT DBN --------> 9. 33
97 Haul/Access Road from Hwy 133 [o Sly Gulch Fan Rd 35. 19 1-CAT DBN --------> 35. 19
50 Haul coal ® new sta cktube [o refuse pile 295. 03 1-T/L Team --------> 245. 03
S1 ~ Haul coal ® s[ack[u bes to ref ues pile 311. 06 1-T/L Team --------> 311. 86
53 Backfill hID-1 and FW-1 Emergency Spillways 6. 31 1-CAT DBN --------> 6. 31
76 Drill Seed most areas of mine site 110. 00 NA --- - --> 110. 00
77 Broadcast Seed small areas NA NA
70 ~ Hydroseed slopes greater than 3v1 I ~ NA ~~ NA ~
79 Broadcast Seed riparian areas NA NA
00 I Plan[ shrub tublins in all areas except riparian I I NA I NA I
B1 Pla nc shrub tublings in riparian areas NA NA
44 Haul equipment to and from job site 10. 68 NA ~ --------> 10. 68
60 Regrade drill pads and mud pits IMR#125) 3. 06 1-CAT DBN --------> 3. 06
61 Regrade Dt ill Roads IMRg125) 6. 70 1-CAT DBN --------> 6. ]e
62 Distribute topsoil over pad, pies, and roads 9. 3] 1-CAT DBN --------> 9. 3]
63 Reseed drill pads and roads (MRp125 and MRg126) 9. 00 NA NA B. oo
69 Rip pad and roads (MRg125) 2. 93 1-CAT DBN --------> 2. 93
65 Regrade drill pad and mud pits (MR#126) 3. 06 1-CAT DBN --------> ~ 3. 06
66 ~ Replace topsoil over drill Fad (MRq 1261 ~ 1. 09 ~ 1-CAT DBN ~ --------> ~ 1. 09
67 Rip dri 11 pad Eor water tank boreholes O. SB 1-CAT DBN --------> 0. 50
94A Haul equipment co and from job site (TRg671 2. 67 NA --------> 2. 67
9BA Res pread topsoil on material storage bench 92. 16 2-CAT 637EI --------> 92. 16
49 Backfill portal access road ~ 18. 85 ~ 1-CAT DBN ~ --------> ~ 18. 85
52A Backfill and grade storage bench 166. 63 2-CAT 637EI 166.63" 0. 00
53 Rip storage bench access road ~ 0. 62 1-CAT DBN --------> ~ 0. 62
54 Rip truck pull-out lane 0. 16 1-CAT DBN --------> 0. 16
55 Rip portal access road )only portion E. of portal) 0. 99 1-CAT DBN --------> 0. 94
56 Backfill storage bench access road 0. 12 1-CAT DBN --------> 8. 12
5] Rip materials storage bench 5. 69 1-CAT DBN --------> 5. 69
44C ~ Mobilize equipment for ?R#69 ~ 2. 57 ~ NA ~ - ------> ~ 2. 67
50 Backfill Lone Pine Gulch Fan Bench 266. 94 1-CAT DBN --------> 266. 94
59 Rip Lone Pine Gulch Fan pad and staging area ~ 4. 69 1-CAT DBN --------> 4. 69
73 Replace topsoil on Lone Pine Gulch Fan Bench 7. 23 2-CAT 637EI --------> ]. 23
79 ~ Reconstruct rd thrv Lone Pine Ean 5 staging area ~ 1. 1U ~ 1-CAT DBN ~ --------> ~ 1. 1G
75 ~ Rip rd section to be reclaimed at Lone Pine fan ~ 0. 06 ~ 1-CAT DBN --------> 0. 86
02 I Backfill rd to be reclaimed ® Lone Pine fan I 1. 10 I 1-CAT DBN I --------> I 1. 10
83 Haul material [e back Etll portals in Lone Pine 2. 38 1-T/L Team 2.38" 0. 00
TOTAL TASK HOURS - 2: 2,953. 99 NET PROJECT HOURS- 2: 969. 20