Ill. Admin. Code tit. 77, pt. 890, subpt. M, app K, ILLUSTRATION N

Current through Register Vol. 49, No. 2, January 10, 2025

Trap Weir/Hydraulic Gradient

(Referenced in Section 890.1470(b) and (d))

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Ill. Admin. Code tit. 77, pt. 890, subpt. M, app K, ILLUSTRATION N

Amended at 38 Ill. Reg. 9940, effective April 24, 2014