PERMFILE67543

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 1/18/1999
• Doc Name: POST MINING PERMANENT DRAINAGE PROFILES
• Section_Exhibit Name: Exhibit 7 Section 13 Drawing 33A Deleted by TR56 9/2/04
• Media Type: M
• Archive: Yes

I
8500 8500
8000 8000
9.5%
8.4%
8
7.2% 7.2%
6.0% .5%
7500 6.5% 6.1% 7500
6.5% 7 %
6.1% 7.0%
5.
5.4% 7.1%
7.8%
9.6%
I I
7000 7000
I ,
6500 , I 6500
0 10 20 I 30 40 50 60 70 80 90 100
y I 1
TAYLOR TRIBUTARY DITCH
I
I
8000 8000
7.0% 8.8% 9.7%
12.5% 9.9%
7.1 % 5.4%
7500 •9% 5.2% 7500
7000 , 700o C_�g81 -019 0�
0 10 20 30
Pe Number #: - - -- -
Class: permit _ - - - - - v -a G ---------
. - -1 3 3l
DITCH
Secto�nlEx
W E S T PIT
R
I
i
PROFESSIONAL ENGINEERS CERTIFICATION
I, STEPHEN R, HINKEMEYER, being a
Registered Professional Engineer in
the State of Colorado, do hereby
certify that this nap has been
reviewed by me and Is true and
correct to the best of my knowledge
and information relying on
Information supplied by experts
Identified In section 2.03.3 of the
8500 8500
olowyo Coat Company L. P, 1997 Permit
Renewal.
r p HnEmGI
i H���ap6
F.';ATILPHLN K. HINKEMEYLK
8000 8000 e�p* P.E. No. 25436
25436
,dos _•'�a� -+� ts 1949
t 0.6% 1 �
7500 3.1% .6% 4.3% 5.5% �q�S•.......••� � `
8.9% 5.9% 2.6% 2.1% 0.3% 0.3% 0.3% 2.9% 3.9% 3.3% 2.2%
3.4% 3.9% 3.6% 7500 riri/S�NIA�`E�a @`
POST MINING
7000 7000 PERMANENT DRAINAGE PR❑EILES
SCALE: 1' = 500'
APR.
6500 i 6500 DRWG, BYE TV,5
C=
0 10 20 30 40 50 60 70 80 DD Energ y o t t APPROVED BYE
Colowyo Coal Company L.P. Vv DRWG NO.
WEST PIT FILL DITCH 33A
i South Area
No, REVISION DATE BY CHK
1 REVISED 4/6/92
NOTE: HORIZONTAL SCALE, 1' =500'
3 VERTICAL SCALE, 1' =500'
2 SOUTH COLLECTION DITCH 12/92 JPG
FOR PROFILES LOCATIONS SEE 'HYDROLOGY go
SOUTH AREA', DRAWING No, 12.
3 UPDATE PROFILES 6/93 MGM INC
FOR DETAILS OF CHANNEL DESIGNS SEE
INFORMATION IN EXHIBIT 7 - HYDROLOGY.
4 UPDATED PR ❑FILES 9/95 LBG
5 UPDATED PROFILES 9/98 JMB