77 Ill. Adm. Code 905.APPENDIX A
A Illustrations and Exhibits
Section 905
Section 905.APPENDIX AÂ Â Illustrations and Exhibits
Section 905.ILLUSTRATION XÂ Â Illinois Raised Filter Bed
Section 905.EXHIBIT AÂ Â Sizing Requirements
<br>Section 905.EXHIBIT BÂ Â Batch Treatment Aeration
Tank Design Requirements<br> Section 905.EXHIBIT CÂ Â Filter Bed Cross
Section (Side View)<br> Section 905.EXHIBIT DÂ Â Filter Bed Cross Section
(End View)<br> Section 905.EXHIBIT EÂ Â Sizing Requirements Using Soils
Investigation Information
RESIDENTIAL
NON-RESIDENTIAL
U.S./GALS
BEDS 4 GAL/SQ FT Minimum
SQ FT
SUGGESTED BED SIZE Minimum
BEDS
2.5 GALS/SQ FT Minimum
SQ FT
SUGGESTED BED SIZE Minimum
300
75 SQ/FT
7'6" X
10'0"
120 SQ/FT
10'0" X
12'0"
450
112.5 SQ/FT
10'0" X 11'3"
180 SQ/FT
12'0" X
15'0"
500
125 SQ/FT
10'0" X 12'6"
200 SQ/FT
12'0" X
17'0"
600
150 SQ/FT
12'0" X 12'6"
240 SQ/FT
15'0" X
16'0"
800
200 SQ/FT
12'0" X 16'8"
320 SQ/FT
16'0" X
20'0"
1,000
250 SQ/FT
12'0" X
21'0"
400 SQ/FT
20'0" X
20'0"
1,100
275 SQ/FT
12'6" X 22'0"
440 SQ/FT
20'0" X
22'0"
1,200
300 SQ/FT
15'0" X 20'0"
480 SQ/FT
20'0" X
24'0"
1,300
325 SQ/FT
15'0" X 22'0"
520 SQ/FT
20'0" X
26'0"
1,400
350 SQ/FT
18'0" X 20'0"
560 SQ/FT
20'0" X
28'0"
1,500
375 SQ/FT
18'0" X 21'0"
600 SQ/FT
20'0" X
30'0"
1,600
640 SQ/FT
2 @ 16'0" X 20'0"
1,700
680 SQ/FT
2 @ 17'0" X 20'0"
1,800
720 SQ/FT
2 @ 18'0" X 20'0"
2,000
800 SQ/FT
2 @ 20'0" X 20'0"
2,100
840 SQ/FT
2 @ 20'0" X 21'0"
2,200
880 SQ/FT
2 @ 20'0" X 22'0"
2,400
960 SQ/FT
2 @ 20'0" X 24'0"
2,500
1,000 SQ/FT
2 @ 20'0" X 25'0"
3,000
1,200 SQ/FT
2 @ 24'0" X
25'0"
12,000
4,800 SQ/FT
8 @ 24'0" X
25'0"