§ 151.021  BRIDGE AND CULVERT CROSSINGS.
   Bridge and culvert crossings of streams in rural areas meeting the following conditions of the Illinois Department of Natural Resources, Office of Water Resources Statewide Permit Number 2:
   (A)   The crossing will not result in an increase in water surface profile elevation in excess of one foot;
   (B)   The crossing will not result in an increase in water surface profile elevation in excess of six inches at a point 1,000 feet upstream of the proposed structure;
   (C)   There are no buildings in the area impacted by the increases in water surface profile;
   (D)   The proposed bridge or culvert crossing will not involve straightening, enlarging, or relocating the existing channel;
   (E)   The design must be certified by a licensed professional engineer in the State of Illinois and the designs must meet the conditions of an IDNR/OWR permit; and
   (F)   The design must be certified by a second licensed professional engineer.
(Ord. 10-01, passed 7-12-2010)