2011-09-27_REVISION - M1981185 ‎(43)‎

• Permit No: M1981185
• IBM Index Class Name: REVISION
• Doc Date: 9/27/2011
• Doc Name: Supplemental response to fifth adequacy letter ‎(CN-01)‎
• From: Wildcat Mining Corporation
• To: DRMS
• Type & Sequence: CN1
• Email Name: WHE
• Email Name: SSS
• Media Type: D
• Archive: No

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9210
18• F.ES.
STA: 1+00
INV: 9205.0
CONC.
COLLAR
STA 1 +26.6
PROP. GRADE
CLC ASSOCIATES
MH MD-1
(4 DIA.)
STA: 2+05.6
RIM: 9234.Ot
!NV IN: 9222.
INV OUT 92:
1ST. GROUND -\
STORM SEWER PROFILE
NOTES
Q INSTALL TYPE "C" INLET WITH CLOSE MESH GRATE.
RE: C.D.O.T. STANDARD PLAN No. M- 604 -10.
02 INSTALL 4 FT. DIAMETER CONCRETE MANHOLE.
RE: C.D.O.T. STANDARD PLAN No. M- 604 -20.
30 INSTALL CONCRETE COLLAR. RE: DETAIL THIS SHEET.
® INSTALL 18" H.D.P.E. FLARED END SECTION.
RE: C.D.O.T. STANDARD PLAN No. M- 603 -10.
05 INSTALL 18" THICK TYPE "M" RIPRAP PAD. RE: DETAIL THIS SHEET.
© INSTALL 18" H.D.P.E. ON SURFACE.
RE: C.D.O.T. STANDARD PLAN No. M- 208-1.
STORMWATER CONTROL NOTES
INSTALL EROSION CONTROL WATTLES.
SEE BMP DETAILS, FIG BMP 2.
INSTALL DIVERSION DITCH.
SEE: BMP DETAILS, FIG BMP 9.
INSTALL SEDIMENT BASIN.
SEE: BMP DETAILS, FIG BMP 7.
1 ,
INSTALL INLET PROTECTION.
SEE: BMP DETAILS, FIG BMP 10. /
Affected Mine-
Area Boundary
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WILDCAT MINING CORPORATION
LOCATED IN SECTION 21 AND SECTION 28
T. 36 N., R. 1 1 W., N.M.P.M.
LA PLATA COUNTY, STATE OF COLORADO
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RIPRAP DETAIL
PAYbA IDAHO
R Squared Inc.
•
M AY D
No.
O
MAYDAY
No. 3
9250
9240
9210
1 ■
MAYDAY '\
1
EAST ‘
\
AY ,: 0 _` \
/ --
� I \
SECTION 28 \ \ \
KEY MAP •
N.7.B. NORTH
NORTH
LEGEND
•
CONCRETE COLLAR DETAIL / NOTES:
1. CONTRACTOR TO POUR A CONCRETE COLLAR
AROUND THE 'BELL' CONNECTIONS ALONG THE
H.D.P.E. THE CONCRETE COLLAR SHALL BE A MINIMUM
OF 1B' THICK ON ALL SIDES AND EXTEND 2 FEET
PAST EITHER SIDE OF THE PIPE CONNECTION POINT /
JOINT, AND SHALL BE A MINIMUM OF TWO CUBIC YARDS.
2. THE CONCRETE COLLAR SHALL BE 3000 PSI (MIN)
AND SHALL BE COMPACTED BY THE CONTRACTOR
USING A HAND VIBRATOR OR SIMILAR DEVICE.
EXISTING 1 FOOT CONTOURS
EXISTING 5 FOOT CONTOURS
PROPOSED 1 FOOT CONTOURS
PROPOSED 5 FOOT CONTOURS
C] PROPOSED STRUCTURE /BUILDING
® PROPOSED STORM PIPE
• PROPOSED STORM INLET
® PROPOSED STORM MANHOLE
WILDCAT MINING CORPORATION
5555 DTC PARKWAY
SUITE A -4000
GREENWOOD VILLAGE, CO 80111
EXHIBIT D, ATTACHMENT D -2
MAY DAY NO. 1
PORTAL REPAIR AND
STORMWATER CONTROL PLAN
PREPARED BY: JJA
REVIEWED BY: DJN
REVISION DATE: 09-02-11
■
O 30 60
SCALE: 1' a 60'
FIGURE 0-2