2023-01-09_REVISION - M2021052 ‎(2)‎

• Permit No: M2021052
• IBM Index Class Name: Revision
• Doc Date: 1/9/2023
• Doc Name Note: Exhibit C - Pre-Miing and Mining Plan Maps
• Doc Name: Adequacy Review Response
• From: IHC Scott
• To: DRMS
• Type & Sequence: AM1
• Email Name: CCW
• Email Name: ACY
• Email Name: THM
• Media Type: D
• Archive: No

Rifle Gravel Pit #1 January 2023
LEGEND Graphic Scale a
MINING PR- 'R"SSI"•I•. -`-.IBIT NUT ES: 0 100 200 400 N�
EX. WETLANDS
1. SLOPE OF THE MkING HEADWALL DURING EXCAVATIONI SHALL BE AT T-L CLE OF REPOSE, EX. WETLAND AND BUFFER In U.S.Feet:1"=200'
EXPECTED TO BE 3:1 BUT SHALL NOT EXCEED 2:1. SEX. GRAVEL O
2. WETLAND SLOPE AREA IS A MIN. 6 FT AROUND WATER SURFACE AT 10'T SLOPE V
PROP. PAVEMENT CD
_
3. WETLAND SLOPE .AREAS SHALL BE RECLAIMED WITH STOCKPILED TOPSOL_ AND REVEGETATED WITH --PROPERTY BOUNDARY c E
THE WETLAND SEED AND PLANTING MIX SHOWN IN TABLE 2 ON SHEET 2. L•c H
100 YR. FLOODPLAIN 1;S g
4. SEE TYPICAL MINING STRATA BASED ON GEOTECH BORING LOGS IN DETAIL 1/'11. CA _) ,
-SURFACE WATER
5. TEMPORARY WET GRAVEL STOCKPILES WILL BE FORMED NEAR THE EXCAVATION BOUNDARY THEN _.
MOVED TO THE STOCKPILING AREA DEPICTED CN THIS SHEET AFTER THEY DRY OUT.
DA—
�
WETLAND SLOPE AREA
o
r 1 60% COMPLETE, AP ROX. 25,322RSF _
io GREEN HATCH),•
BERM, SEE DETAIL A/6 - t=
o .... _ -
EX. WETLANDS s`qi• ..�''k !I /
% \ WHERE AFFECTED LANDS. 'y DA Gr
a APPLICABLE ( A.K.A. LIMITS OF DISTURBED AREA) . r ti _
n MIN. 35-Fr AWAY FROM EX.
�\ WETLAND BOUNDARIES
GRADE ��T`•
RECLAIMED -
-tp WETLAND __ �i
MINE EXPANSION "' SLOPE AREA Q
` RECLAIMED
u MINING HEADWALL POND SLOPE -, .I
a 3:1 SLOPE (MAX 2:1)J
a
COMPLETE
w SECTION —D `• r__ - - r'•_.._-,
- - - - \� �• Q D, °ram'°r:rrr��1� _ •-''_ (>3
a D EXPANDING OUT FROM RECLAIMED AREA �. , =f v
7 N.T.S. - SEE ALSO SECTION F/8. SNr 8 . CO
L ' 0 EARTHEN +BERM r' `` y.; E (�
(SOLID GRAY HATCH) .`
•
•
k' iY
m _. R• _ -
,
\ D
STOCKPILING AREA \� ,.•\ :o
E -
TEMPORARY ''i T, 0.57 ACRES (25,000 SF) MINING FOOTPRINT EXPANDS a n rc
WET GRAVEL SOUTH TOWARDS THE N ti m
STOCM.PILE OPERATIONS AREA FOR GRAVEL PROCESSING, FUEL ENTRANCE/OPERATIONS
s •. STORAGE, PARKING, OFFICE, AND SALES AREA _ PAD SCALE HOUSEf
o • APPROX. 1.93
SEE DETAIL J/12 FOP. TYPICAL PROCESSING LAYOUT o' J
/ T ' SEE SHEET K/13 FOR TYPICAL SPILL PREVENTION
CONTROL AND CONTAINMENT FUEL STORAGE DETAILS' r'
{\
3 Q �� MINE ExPA.II�U` WATER DRAINS FROM LAND'AND
1 - - ••�_ 'y •, i��•,,_,.•- �'E a m �
`—MINING NFIILTRATESOTORSUBSURFACE
HEADWALL / �� mil•' n a
SECTION E—E I \�` �' 3►" - ;'' ' r No zolsa sal ooz 8
'•.• -
E TYPICAL MINING ACTIVITY EX.'GAS LINE RFF
7 Date 0i,oa 2023
N.T.S. ` (OWNED BY URSA RESOURCES) cc BF.FF OFF
o
" ,.• Fie F•rebr�,rn l:l -
` /`• 0 ,• , „ i ° EX. NON-POTABLE WATER Fie
(OWNED BY URSA RESOURCES) Mining Progression
a � .� / '�+ _fn `•\ Exhibit-60%
m F f♦ e_ —MINE ENTRANCE
E (LAT, LONG) _ (39.533805, 10?.692804')
a -
m S
13
Figure 10. Exhibit C5 - 60% Mining Map (See Attachment A for full drawing set)
22