GENERAL35677

• Permit No: M1987049
• IBM Index Class Name: General Documents
• Doc Date: 11/13/2006
• Doc Name: Light Industrial Stormwater Permit
• From: Brierley Associates
• To: CO Dept Public Health and Environment
• Permit Index Doc Type: General Correspondence
• Media Type: D
• Archive: No

AA-BLO6-NPDES
TYPICAL MINING PLAN SECTION T
MINIMUM 5 FT., MIN.
25 Fi. SETBACK 0 300 600 900 1200 7500
SCALE IN FEET
SLURRY ORIGINAL
OVERBURDEN TRENCH CAP GROUND SURFACE
~ ..
AND-~ 1:1 (H:V) TEMPORARY
EXCAVATION SLOPE TO BE
GRAVEL RECLAIMED A7 3:1 (H:V) 1
SHALE 3 FT. MIN. DEWATERING / /
BEDROCK ~.-
2 FT. MIN. TRENCH (TYP.) FEMpT
OPTIONAL SOIL ~ BauwPRr
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r" ~ nay LEGEND:
Q o ~ m - - - - OPTIONAL SLURRY WALL
~ m ~ y - - - EXISTING AND RELOCATED WATERWAYS
(n ~ N Nores: (' - EXISTING WATERWAYS TO BE RELOCATED
A
`/ Z ~ 1. GASLINE LOCATIONS ARE APPROXIMATE FIELD VEflIFV E%ACT LOCATION OF LINE ~y~ F FENCING
= O PRIORTO ANV EXCAVATION. ~ MINING PHASE BOUNDARY
D 6 ~
~
J ~ ~ Z1 -- TRAFFIC FLOW
~ ~ 2. TOPSOIL AND OVERBURDEN FOR LAKESHORE GRADING AND RECIAMATION TO BE
rocKPaeO A
ED
ES OF E
x ~ O C rn PONDS - FRESH k WASH WATER (ARROWS SHOW
Q LOxG
s
G
xcgvgno
s. d (~ ~ DIRECTION OF INTERPOND TRENCH FLOW)

m L7 3. STOCKPILES LEFT IN PLACE MORE THAN ONE YEAR WILL BE SEEDED. -~
~ ~`
~
m
®
STOCKPILE
r (n a_ APPROXIMATE IOO YEAR FLOOD PLAIN LIMIT FROM INSURANCE RATE MAP, n :i
(n - _
~ I\
~ ~ COMMUNITY PgNEL NO. 0600010010 B, DATED IS DECEMBER 1969. D) ~ ~ m -~ SURVEY SECTION MARKER
/
./ N 5. BEE E%HIBIT D-MINING PLAN NARRATIVE ICNAPTER V.I FORA MORE DETAILED .~ ~ a ® ~ MONITORING WELL LOCATION
D V x DESCRIPTION OF MINING TECHNIQUES ANO SEQUENCING.

A m
°
6.
MINING PLAN FEATURES DEVELOPED BY HALEY ANQ gLDRICH. INC. BASED ON: 1) ~ • BOUNDARY SURVEY MARKER
O m MAY 19955URVEV BY BAVEq ANG ASSOCIATES; 215EPTEMBER 1996 AERIAL
PHOTOGRAPHY FROM LANOISCOR
AN03
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PRE
MINING /MINI
PLAN p
^ NPDES D15CHARGE LOCATION
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pATED 620-8] BY TUTTLE APPLEGATE RINOAHL. INC.