1987-12-01_PERMIT FILE - C1981017 ‎(111)‎

• Permit No: C1981017
• IBM Index Class Name: PERMIT FILE
• Doc Date: 12/1/1987
• Doc Name: Morrison Knudsen Haul Road Drainage Control Plan
• Section_Exhibit Name: Chapter II Attachment 2 to Appendix II-B-7
• Media Type: D
• Archive: No

TABLE 1 . 6
MIDCOPIPIIIENT RESOURCES, INC
COAL BASIN, PITKIN COUNTY, COLORADO
Project 1097-13
Culvert Design for haul Roads 0437-103
Design of Culvert Installation
ROAD "F" To No. 3 Mine 10-Yr/24--fir 2.0 Inches
-- Max. Water Available
Culvert Status Old Drainage Irainage ''line 10-Yr/24-11r Peak Culvert Depth 11W Culvert Notes
Station _1/ No. Area Structure of Curve M-1off Discl-kzrge Diaireter at Inlet Capacity
Nanber Systan (S Mi.) 1�ype 2/ Soncentratim Ntunber (Inches) (cfs) (Inches) (Feet) (cfs)
1 2 3L 4 5 6 7 (8) 9 10 ll_ 12 13 �
14180 F P 0.022 C 5 84 0.74 5.2 18 2.5 7.1 2
19140 F P 0.026 C 5 85 0.79 9.2 2.4 2.5 11 .2 1.2
311-20 F F, F-1 0.04/ C 10 81 0.60 37 36 4 40 1.1
4 24 30 F E D-1 0.011 D 5 81 0.60 2.0 - 7
52t40 F P 0.017 C 5 84 0.74 4.1, 18 2.5 7.1
61420 F P 0.036 C 5 85 0.79 9.1 24 2.5 11.2 1. 3
N 65+70 F E F•-2 0.004 C 5 85 0.79 i 4.0 30 4.0 28.1. 7
r�
71+7.0 F E D-2 0.010 D 5 85 0.79 2.6 -
781-40 F 1 0.012 J C 5 85 0.79 3.1 18 2.5 7.1
84t60 F E F-3 0.013 D 5 87 0.90 3.9 36 4.0 40 10
89t00 F P 0.004 C 5 87 0.90 1.2 18 2.5 7.1 6
9/t00 F E D-3 0.Mi D 5 87 0.90 2 _
103170 E 1)-4 0.010 D 5 87 0.90 0 _
1101-20 P 0.004 C 5 87 0.90 L.2 18 2,5 7.1 6
17.9+0O FIE D-5 0.010 ( U
5 87 0.90 4,4 -
Frt ow c�FiTci ZS --
Diverted to 5 83 0.56 .9 18 -.5 7.1 to existing
I
i
1/ P - Prgl-);?od 2/ C-(7.ilverL Culverts that receive Drainage Fran
E - Existing D-Ditch at. curves Addit icxial areas Urr tretmi