1987-12-01_PERMIT FILE - C1981017 ‎(319)‎

• Permit No: C1981017
• IBM Index Class Name: Permit File
• Doc Date: 12/1/1987
• Doc Name: Details Sheet Sedimentation and Drainage Control Structures
• Section_Exhibit Name: Map II-B-7 Att 1 Exhibit 3-2
• Media Type: M
• Archive: No

B�
o'
B D o
Riprap 0 0
9 9
As Regd a �,
1 t DAM
Pipe �
Mine Discharge
Existing /
I 1 i i I -Exisfiny rest
/ EXISTING � PROPOSED Relocated me
CMP 11• m � Discharge Pipe
\ " pJGoled 124� P C p T„ 20. �4,. 0.
\ 6 .
20 _ !/ \ - __.-___ _ -_ ppsed ,rest 10
I O L 1 1 � �-.� Pin � f;
;p//JWaf
CmP
INV El. 10.E 1 _
Pro Posed r---I- Crest E/ 14.0
Proposed , II -/_ nd i ue a \4�, 01, / 6.,P Cmp
Remove /2„ Cmp—[J-_ - -\ Proposed Crest £/. /0.0 Gt/�i \ oa '�"0P 10 1116
n \e , ~
CMP /nr x 5 f 10 Yr. Flood �ae 5
\ / I d / I i i 9 / .o. \ 0._ of -f v� w
—E/ 70 P i w
6" m Cmp (Gated)NV ---
/ // ti //� //� \\\--- El. 3-0 '�� ' `� P,0 0 G w SEDIMENT STORAGE 0. 1 CF t \
O i� i ii�„�;vT=%=i_r1�.c=._u_�a--�Jr?Iq_�v„�r-Ili/raj a D _ _ D
Diversion DifcA�/� AC FT. 0 .80 0.60 0-40 0.20 0
I / �/ - 24"0 Emergency Spillway i :a
Omax 20 cfs - y
/ UNDISTURBED GROUND STORAGE
6 0 0 10 20 30 40 50 60 24��0 CMP
Mine prschor ° 124 0 2 4 DISCHARGE 6„ 01 C KP
I Ex.etrn9 ov,6 P
Rrprop o3' Thick /2 To /3 0 Rock,, Ai Embankment rd Proctor
To 95 % CAPACITY DATA
o I I I I I On Top Of Grovel Bed 12„ Thick Max. Standard Proctor Density
/AW ASTM D- 698 SEDIMENTATION POND 3 —
PROFILE B—B AND B' — B'
SEDIMENTATION POND 3 — 1
/ I I SCALE 0 ao 60 so FEET
D
I Inch = 30 Feet
B 6
/0 V
POND 3 - 1 PROPOSED ENLARGEMENT
EXISTING SEDIMENTATION OF
SEDIMENTATION POND 3 - 1 10 _ 10
0 20 4a 6a
SCALE 0 o 40 6o FEET SCALE � I i FEET
f!
Li /2"13 Cmp Emergency �� - --_ C•e;f
I Inch = 20 Fee' I Inch - 20 Feet 5 a ,r Spillway \..� 5
�y
IL /0 Yr + 2 5 Yr
Gofed Flood Routing
w OuOut/ettlet
0 As Reg G.
G
2.0 1 .0 VOLUME 0 AC FT
1 2 3 CFS
6 0 0
12' Z 5 10 15 CFS 12 CMP
A BEND IN SECTION 0 DISCHARGE
DAM CAPACITY DATA
SEDIMENTATION POND 3 — 2 B
POND 3 - 2 A POND 3 - 2B
Fan B
\\\\ D } p0l 8' Wide Crest El. 490 DAM
\ HAUL ROAD
\�\ TOM El e0e0pod w Improved Slope Existing
Top COP w
a Fan Housin Existing /2'0
\\ 50 - --9 Exislin TBM El 50.0' Cmp Inv. El 456 g /2 d
1 1 a Concrete Pod n,`1.` \ Haul Rood Cmp 50 F f.
� N = Improved Slope 3 / El. 400
4 - -- - `� ,I
` D ,\�\ A a\ N 6•p CMP C ' Is
z Gated
40 ?� - - Outlet V El 40.0 40 VLC �
+0 Q V�
� 1 � -aC-%7Ii-TTN=11,�i1T�.�?'3�iT- ;-_� =a � t.e� � e
Ditch Storm Runoff Diversion 0 ; J 6 •� CMP o ,
1 0 w Gated a s - 1
1
Raise Grade As 30 6:Compacted Fill On U/S .Outlet \\ 30
1 .Required To Divert Slopes 34 Inv.
Runoff To Ponds o \� E1. 50 0• -
j1 To .Min I Height w \� 10i \ - - - E, ,shng Cres-
Cmp - /2„0 Cmp._.
12 0 rn ��_ Discharge Curve O O 'o
0
A V
\ / h
\\ .�9e 00 !O r. Hood \
\\ x o 5` 0 23 Ac Ff . NO. 3 MINE
Er 4; 0, SEDIMENT —A PROJECT NO. 0437 — 102
\\ wi 0+00 Ft 14 00 7.+00 3+00 m t STORAGE 0.14 Al FT _F
12, ® CmP n\o
sa % PROFILE A — A' 1 D 0.5 0.0 MID CONTINENT RESOURCES INC.
�•60 1 z cis 6"t>, COAL CREEK BASIN
/ SEDIMENTATION PONDS 3 — 2A AND 3 — 28 so cis 12.,� PITKIN COUNTY COLORADO
12 0 5 10
DISCHARGE
/ DETAILS SHEET
CAPACITY DATA SEDIMENTATION AND DRAINAGE CONTROL
CALL a„ FEET SEDIMENTATION POND 3 — 2 A STRUCTURES
naawN ;• NGranf-Brow» •- I n _ As SAa,vA " ,.a;• %•
— — — — k==—
^T� Nov. /5, 1979 3-2
SEDIMENTATION POND 3 — 2A AND 3 — 2 B 6s, Ns. _^ _/
I Inch 30 Paef - - -- ----
1PF•C e1. - Owe Ne.
SCALE 1) 20 a o s o FEET
I inch _ 20 Feet MORRISON — KNUDSEN CO., INC.
11 = B — App. 7 — Atto I