PERMFILE52616

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 11/17/2004
• Section_Exhibit Name: Tab 12 Coal Resource Recovery Plan
• Media Type: D
• Archive: Yes

to be mined would be redisturbed in the fut re to recover deeper seams. The closest coal seam below
the Wadge seam is the Wolf Creek seam with an interburden thickness of approximately 150 feet. •
There is no equipment suited to the terrai in the Seneca II-W area that could economically remove
interburden to such depths.
Operation Description -General
The mining plan for Seneca II-W was dt
plans and is based on standard mining pi
both mines. As shown on Exhibits 12-2
three distinct areas within the permit bou.
recovery line. The Wadge Coal seam ge
boundary, an exception to this is the into
mining block.
pod in conjunction with the Seneca II and Yoast mining
:es, feasibility studies, and balancing production betweon
12-3, the mining reserves at the Seneca II-W Mine lie in
r. These areas will be mined from cropline to the 100 foot
Ily crops at the ridge top on the east side of the permit
cropline upstream of Pond 006 and in the southern most
A box cut is normally initiated in a local on where overburden depth is minimal. This allows the
dragline sufficient room to spoil the overbu den adjacent to the box cut and also reduces the volume of
material that will require rehandle when the mining progression changes direction.
Mining will have to be conducted concurs
necessitated by fairly short, deep pits
removal operations to proceed in a single
as needed to facilitate concurrent oper
recovery by auger and/or highwall miner e
Operation Description -Permit Area
The proposed Seneca II-W permit area,
of Sections 9, 10, 11, 14, 15, 16, 21,
12-3a, and 12-3b, Operations Plan, illu
from which coat will be removed.
illustrates the anticipated sequence of r
Mining operations will be conducted for
Section 14, E%: Section 15, N%: Section
Section 34, T5N, R88W. Sage Creek/We
27, 34 and 35. There are currently no pl
in the permit area.
Lower Block. In accordance with the Op
1990 near the center of the mining blot
erection site to the box cut area by way
allow the dragline to deadhead to the b~
perpendicular to the strike of the surface s
y in two or more pits over much of the mine life. This is
renting drilling, shooting, overburden removal and coal
in a timely manner. The dragline will move between pits •
ts. Some final pits will accommodate additional coal
~h includes the life-of-operations area, is located in portions
23, 26, 27, 34, and 35, T5N, R88W. Exhibits 12-2, 12-3,
es the proposed permit area as well as the projected areas
bits 19-1 and 19-1A, Backfilling and Grading Schedule,
nation operations throughout the life-of-operations.
covery of the Wadge seam in the SE%. Section 10, SW y.
2, Section 23, W% Section 26, W%: Section 35, and N%:
Creek seams will also be mined portions of Section 22, 23,
s for recovery of the Lennox seam or the Woff Creek seam
lions Plan, Exhibit 12-2, a box cut was opened in August
INE%: of Section 221. The dragline proceeded from the
Road F. Road F was constructed of sufficient width to •
cut psi area. The orientation of the box cut is roughly
~e. Succeeding cuts were approximately parallel to the
PR04 I 6 Revised 04/04