R2023-104 Resolution Authorizing a Stipulated Agreement Concerning Safety Improvements at the At-Grade Crossing with Decatur and Eastern Illinois Railroad at Airport Road

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SA 2277 Exhibit A Page 2 VISIBILITY STUDY: See Location Sketch Train Speed 30 MPH Roadway Speed 30 MPH Required Stopping Sight Distance SSD Along Roadway 222 FEET Along Tracks 297 FEET Required Clearing Sight Distance (CSD) 721 FEET (Along Tracks Distances calculated per American Association of State Highway and Transportation Officials (AASHTO),A Policy on Geometric Design of Highways and Streets,2001, Fourth Edition. (,QUADRANT CSD OBSTRUCTION SSD OBSTRUCTION FT FT NE ok* *glare from vehicle headlights on obstr. seasonal crops off R.R. R.O.W. US 36 may detract from train headli hts in hours of darkness NW ok* *same as above obstr. seasonal crops off R.R. R.O.W. SE ok* *same as above obstr. parallel road —train may be approaching from behind SW ok* *same as above obstr. parallel road —train may be approaching from behind *Note: Automatic flashing light signals and gates(AFLS&G)eliminate the need to satisfy minimum Sight Distance criteria. APPROACH GLADES: See Location Sketch from 2007 on Page 3.1 DIRECTION/South DIRECTION/North DISTANCE ELEVATION GRADE DISTANCE ELEVATION GRADE FT FT % FT FT 25 99.4 -2.4% 25 100.1 -0.4% 50 98.7 -2.8% 50 100.1 0.0% Distance measured from outermost rail. COMMENTS 1. Staff recommends that the GCPF refund the City 100% of the costs to widen the median and prepare the highway approaches within the City's jurisdiction for renewed pavement markings and making room for new signals/gates to be installed in the new median, by DREI. The City needs to re- apply the required pavement markings. The City's work shall meet the minimum requirements of 92 III. Adm. Code 1535.204 and the latest version of the MUTCD. 2. IDOT will pay 100% of the costs to install the railroad interconnect cable and conduit from the junction box mounted on the outside of the new railroad crossing signal bungalow to the existing traffic signal controller unit. Maintenance costs are covered by an existing agreement between the City and IDOT. 3. Staff recommends that the GCPF refund the DREI 95% of the costs to design and install the new automatic flashing light signals with gates (AFLS&G). Staff recommends DREI be responsible for the remaining 5%, as well as all costs and responsibilities for operation and maintenance of the AFLS&G.