SUBTITLE E: AGRICULTURE RELATED WATER POLLUTION
CHAPTER II: ENVIRONMENTAL PROTECTION AGENCY
PART 570 DESIGN AND MAINTENANCE CRITERIA REGARDING RUNOFF FIELD APPLICATION SYSTEMS
SECTION 570.APPENDIX E TABLES TO DETERMINE DIMENSIONS OF FIELD APPLICATION AREAS
Section 570.APPENDIX E Tables to Determine Dimensions of Field Application Areas
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Tables to Determine Dimensions of Field Application Areas |
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Table 1: |
How to Use Table 2 |
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Slope (%) |
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Length (FT) |
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WIDTH (FT) |
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l Field Application Area |
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1. Enter at slope of field application area from Appendix D. |
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2. Read down column and find corresponding length of field application area. |
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3. Continue down column stopping at area closest to that previously calculated for your site. |
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4. Read left to find width of field application area. |
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Table 2: |
Runoff Field Application Areas (square feet) |
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Slope (%) Length (ft) |
0.5 300 |
0.7 375 |
1.0 425 |
1.5 525 |
2.0 600 |
3.0 750 |
4.0 800 |
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Width (ft) |
20 |
6,000 |
7,500 |
8,500 |
10,500 |
12,000 |
15,000 |
17,000 |
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25 |
7,500 |
9,375 |
10,625 |
13,125 |
15,000 |
18,750 |
21,250 |
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30 |
9,000 |
11,250 |
12,750 |
15,750 |
18,000 |
22,500 |
25,500 |
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35 |
10,500 |
13,125 |
14,875 |
18,375 |
21,000 |
26,250 |
29,750 |
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40 |
12,000 |
15,000 |
17,000 |
21,000 |
24,000 |
30,000 |
34,000 |
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45 |
13,500 |
16,875 |
19,125 |
23,625 |
27,000 |
33,750 |
38,250 |
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50 |
15,000 |
18,750 |
21,250 |
26,350 |
30,000 |
37,500 |
42,500 |
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55 |
16,500 |
20,625 |
23,375 |
28,875 |
33,000 |
41,250 |
46,750 |
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60 |
18,000 |
22,500 |
25,500 |
31,500 |
36,000 |
45,000 |
51,000 |
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65 |
19,500 |
24,375 |
27,625 |
34,125 |
39,000 |
48,750 |
55,250 |
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70 |
21,000 |
26,250 |
29,750 |
36,750 |
42,000 |
52,500 |
59,500 |
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75 |
22,500 |
28,125 |
31,875 |
39,375 |
45,000 |
56,250 |
63,750 |
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80 |
24,000 |
30,000 |
34,000 |
42,000 |
48,000 |
60,000 |
68,000 |
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85 |
25,500 |
31,875 |
36,125 |
44,625 |
51,000 |
63,750 |
72,250 |
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90 |
27,000 |
33,750 |
38,250 |
47,250 |
54,000 |
67,500 |
76,500 |
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95 |
28,500 |
35,625 |
40,375 |
49,875 |
57,000 |
71,250 |
80,750 |
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100 |
30,000 |
37,500 |
42,500 |
52,500 |
60,000 |
75,000 |
85,000 |
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