PERMFILE108040

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Sections 10 - 16
• Section_Exhibit Name: Exhibit 12 Experimental Part 3
• Media Type: D
• Archive: No

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(c) Placed in controlled No Lifts were emplaced by truck in
manner - 4 foot lifts 100 foot increments. No Hass
movement was observed. No
inspection for voids was
reported. Contractor did not
address.
(d) Surface water diverted Partia'_ No diversions of flow from ;ai:.;._
away and off the pile in the fill are noted. Surface
100-yr.-24-}ir. design flow flow will enter the Streeter
facilities. Gulch diversion located along
the north side of the fill.
This diversion is designed for
an unknown flow.
(e) Tops of fill and terraces Partial Terraces
= 1v:20h; 50 feet between fill and
terraces Streeter
outslope
drainage
directed
new Stre
distance
feet.
are graded to top of
graded to drain toward
Gulch and along the
at lv:6h. Outslope
from the top is
principally toward the
'ter channel. The
between terraces is 100
(f) No drainage over outslope Partial Streeter Gulch is directed over
outslope at junction of fill
with undisturbed terrain.
Surface flow from top face of
fill is directed both to
Streeter Culch and possibly over
outslope though pile is not
completed.
(g) Fill outslope less than Yes Fill outslope is lv:3h between
(steeper) than lv:Zh terraces, stability very
slightly less overall than would
be if 50 foot vertical distance
between terraces.
816.74 Durable fill No No tests have been reported to
indicate the black siltstone and
shale comprising the fill are
durable rock or that they are
not durable.
816.79 Protection of
underground mining
(Initial Regulatory Program)
715.15(b) No waste material
(b)(1) Within the permit area
Unknown Approval by MSHA and the
equivalent State agency is not
recorded.
Yes See 816.71(k) .
Not Known Contractor did not determine.