ICRR has an urban setting during the steam to diesel transition era. Most switching is performed by diesel road switchers. Operating session jobs include main line , coal hauling, yard operations, and limited branch line runs. The ICRR is freelanced and 100% scenicked. The layout is NCE DCC equipped. The ICRR was featured in the May 2012 edition of Model Railroader. A track plan of the layout is included in the article.