2020-10-16_PERMIT FILE - C1981010A ‎(2)‎

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 10/16/2020
• Doc Name: Drainage and Sediment Control Plan
• Type & Sequence: MR226
• Section_Exhibit Name: Map M51 Sheet 1 of 3
• Media Type: M
• Archive: Yes

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LEGEND Revision Date By Description TRAPPER MINING INC.
PR10 05/22/2020 WTC WEST PANEL MINING
PROFESSIONAL ENGINEER'S CERTIFICATION
TRAPPER MINE CRAIG, CO.
I,Tonia Marie Perkins,a registered Professional Engineer 111111111111111111111 PERMIT BOUNDARY — SUBDRAINAGE BOUNDARY 400 0 400 800 1200
in the State of Colorado,certify that this map has been
reviewed by me and is true and correct to the best of my knowledge and i i ACTIVE MINING — HYDRAULIC LENGTH DRAINAGE AND SEDIMENT
information.
1 2 3 TOPSOILED AND SEEDED �� DIVERSION DITCH SCALE:1 IN=400FT
W W W W + ONE YEAR GROWTH PLANNED CULVERT CONTOUR INTERVAL:10 FEET
TOPOGRAPHIC INFORMATION IS COMPILED FROM AERIAL CONTROL PLAN
TWO YEARS PLUS GROWTH • DRAINAGE JUNCTION SURVEYSDRO BY E SURVEYS ICS
OUGHNOCTOBER EMBE ,2019
TRAPPER DRONE SURVEYS THROUGH NOVEMBER,2019
Tonia Marie Perkins,CO PE No.43864 UNDISTURBED (X,Y,Z) SEDIMENT IDENTIFICATION
Note:Drainage and subdrainage boundaries represent limits used for premine and/or Sheet 1 of 3
SEDIMENT POND 0 unction,branch,structure) worst case hydrologic design and may not correspond to existing contours. SCALE: 1 =400'
Date
SHEET LOCATION INDEX DRAINAGE BOUNDARY DESIGNED BY: WTC 5
DRAWN BY: WTC
AS-BUILT CULVERT L:Engineer/Permits/PR10/PR10Maps/M51/M51_PR10.dwg DATE:05/22/2020 SHEET 1 rrappermine