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

Sump 5 will have a surface area of 554.2 square feet.
Sump 5 will have a minimum depth of 2.16 feet.
Location: Drainaae Area 6
1. Runoff Curve Number (CN)
Cover description CN Soil Group
Forest 79 C &D
Disturbed 87 D
CN (weighted): 80.1
Total Area: 2.95 Acre
2. Runoff
Return Period:
Rainfall, P:
Runoff, Q:
Runoff Volume:
Time of Concentration (Tc)
Peak Flow
10 -Year
1.60 in
0.339 in
0.083 Acre -Ft
0.141 hrs, 8.5 min.
1.26 cfs
Area(Acre)
2.55
0.4
The minimum volume plus 100 of the sump will be 0.0913 acre -feet.
Sump 6 will have a surface area of 432.3 square feet.
Sump 6 will have a minimum depth of 9.20 feet.
Location: Drainage Area 7
1. Runoff Curve Number (CN)
Cover description
Forest
Disturbed
CN (weighted): 80.6
Total Area: 1.02 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
0.354 in
0.030 Acre -Ft
0.132 hrs, 7.9 min.
0.50 cfs
Soil Group Area(Acre)
C &D 0.82
D 0.2
The minimum volume plus 10% of the sump will be 0.033 acre -feet.
Sump 7 will have a surface area of 475.5 square feet.
Sump 7 will have minimum depth of 3.02 feet.
Yule Quarry January 2014 30