35 Ill. Adm. Code 506.309
Additional Wooden Material Design and Construction Standards
Section 506
Section 506.309Â Additional
Wooden Material Design and Construction Standards
a)Â Â Â Â Â Â Â Â In addition to the requirements in Section 506.304, the design
and construction of wooden components of livestock waste handling facilities must
meet the following requirements:
1)Â Â Â Â Â Â Â Â Wooden materials must be naturally resistant or treated to
resist damage from decay and corrosion; and
2)Â Â Â Â Â Â Â Â Construction fasteners must be resistant to corrosion.
b)Â Â Â Â Â Â Â Â The owner or operator of the livestock waste handling facility
may, upon written request and with written approval from the Department, modify
or exceed these standards to meet site specific objectives. The owner or
operator must demonstrate that such modification will be at least as protective
of the groundwater, the surface water, and the structural integrity of the
livestock waste handling facility as the requirements of this Part.