2014-01-21_REVISION - M1999058 ‎(9)‎

• Permit No: M1999058
• IBM Index Class Name: Revision
• Doc Date: 1/21/2014
• Doc Name: Technical revision 03
• From: Lewicki and Assoc
• To: DRMS
• Type & Sequence: TR3
• Email Name: DMC
• Media Type: D
• Archive: No

Location: Drainage Area 8
1. Runoff Curve Number (CN)
Cover description
Forest
Disturbed
CN (weighted): 80.8
Total Area: 1.36 Acre
2. Runoff
Return Period:
Rainfall, P:
Runoff, Q:
Runoff Volume:
Time of Concentration (Tc)
Peak Flow
CN
79
87
10 -Year
1.60 in
0.360 in
0.041 Acre -Ft
0.137 hrs, 8.2 min.
0.65 cfs
Soil Group Area(Acre)
C &D 1.06
D 0.3
The minimum volume plus 10% of the sump will be 0.0451 acre -feet.
Sump 8 will have a surface area of 686.0 square feet.
Sump 9 will have a minimum depth of 2.86 feet.
Location: Drainage Area 9
1. Runoff Curve Number (CN)
Cover description
Forest
Disturbed
CN (weighted): 80.1
Total Area: 1.47 Acre
2. Runoff
Return Period:
Rainfall, P:
Runoff, Q:
Runoff Volume:
Time of Concentration (Tc)
Peak Flow
CN
79
87
10 -Year
1.60 in
0.339 in
0.042 Acre -Ft
0.164 hrs, 9.8 min.
0.59 cfs
Soil Group Area(Acre)
C &D 1.27
D 0.2
The minimum volume plus 10% of the sump will be 0.0462 acre -feet.
Sump 9 will have a surface area of 1092.1 square feet.
Sump 9 will have a minimum depth of 1.84 feet.
Yule Quarry January 2014 31