HYDRO22093

• Permit No: M1977573
• IBM Index Class Name: Hydrology
• Doc Date: 3/8/2007
• Doc Name: Comments
• From: OSE-Water Div 2
• To: Transit Mix Concrete
• Media Type: D
• Archive: No

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West Pueblo Gravel Mine -Transit Mix of Pueblo
Seeepage Calculations
Lyman Henn Inc.
Defined Standard Flow throuah Bedrock
Design Performance
q (cfdf) 0.0015 q (cfdf) 0.0045 q=flow rate per unit area
Area (sf) 4449213 Area (sf) 4449213 Area=total area of bedrock
Q (cfd) 6674 Q (cfd) 20021 Q=total flow rate
Q (gpm) 35 Q (gpm) 104 V=total volume in 90-days
V (acre-ft) 90-days 13.8 V (acre-ft) 90-days 41.4
Defined Standard Flow throuah Compacted Embankment
Desian Performance
q (cfdf) 0.03 q (cfdf) 0.09 q=flow rate per unit area
Area (sf) 175691 Area (sf) 175691 Area=total area of slurry wall
(Z (cfd) 5271 Q (cfd) 15812 Q=total flow rate
Q (gpm) 27 Q (gpm) 82 V=total volume in 90-days
V (acre-ft) 90-days 10,9 V (acre-ft) 90-days 32.7
For 90-dav Liner Test
(must meet Performance Criteria)
Design Standard Flow (gpm) 62
Performance Standard Flow (gpm) 188
Design Standard 90-day Volume (acre-ft) 24.7
Performance Standard 90-day Volume (acre-ft) 74.0