Grundy County Highway C30 use to run through the Coal City Metro Area. Starting at Illinois State Route 113 on the west end of Coal City, GCH C30 headed north 1 mile, on Carbon Hill Road, to Mc Cadel Road, at Carbon Hill. Here, GCH C30 turned east and headed through Carbon Hill to Coal City before ending at GCH V38 (Dresden Road), on the east side of Coal City. The strech from Carbon Hill east, was turned over to the Village of Coal City. The strech that runs east-west through Carbon Hill was turned over to the Village of Carbon Hill. The Carbon Hill Road strech (Mc Cardel Road to IL St Rt 113) was turned over to Felix Township. Info from the Kankakee Daily Journal; Issue 15 January 2003; Kankakee, IL. GCH C30 passes through the following towns. Carbon Hill Coal City GCH C30 passes through the following township. Felix GCH C30 intersects the following major local roads. Illinois State Route 113, at Coal City. Grundy County Highway V38, at Coal City. GCH C30 is not multi-plexed.