35 Ill. Adm. Code 734.APPENDIX C
C Backfill Volumes
Section 734.APPENDIX C Backfill Volumes
Volume of Tank in Gallons
Maximum amount of backfill material to be removed:
Cubic yards
Maximum amount of backfill material to be replaced:
Cubic yards
<285
285 to 299
300 to 559
560 to 999
1000 to 1049
1050 to 1149
1150 to 1999
2000 to 2499
2500 to 2999
3000 to 3999
4000 to 4999
5000 to 5999
6000 to 7499
7500 to 8299
8300 to 9999
10,000 to 11,999
12,000 to 14,999
>15,000
54
55
56
67
81
89
94
112
128
143
175
189
198
206
219
252
286
345
56
57
58
70
87
96
101
124
143
161
198
219
235
250
268
312
357
420
A conversion factor of 1.5 tons per cubic yard must be used
to convert tons to cubic yards.