From the introduction: "The Resource Manual is written for use by local governments interested in modifying local comprehensive plans, zoning and subdivision ordinances, and...

Historic Hydrologic Atlases showing the approximate depth and extent of flooding for individual 1:24,000 USGS quadrangles (and one additional non-Quad study area) in the...

A 1991 NIPC study to compare and assess hydrologic methods commonly used in drainage and detention design, to investigate the impact of design rainfall amounts and storm...

Working Paper 97-19, "VMT Data Base Northeastern Illinois Expressway and Tollway Systems", DEC 1997.

Working Paper 89-07, "Analysis of Traffic Impacts due to Summer 1989 Construction", 1989.

Working Paper 89-06, "Requesting Travel Time Contour Maps", APR 1989.

Working Paper 89-05, "Linking Input-Output and Transportation Planning Methods to Evaluate the Economic Impacts of Transportation Investments", MAR 1989.

Working Paper 89-04, "Trip Generation at Neighborhood Shopping Centers With Frequent Bus Service", FEB 1989.

Working Paper 89-02, "Dan Ryan Reconstruction Public Information and Awareness Survey Results", OCT 1988.

Working Paper 89-01, "Addendum to Auto Occupancy for areas Outside the Chicago Central Business District", AUG 1988.

Working Paper 88-12, "Comparison of Metra Ridership Before and During Dan Ryan Reconstruction", JUN 1988.

Working Paper 88-11, "A Comparison of Tri-State Tollway Travel Times Before and During Dan Ryan Reconstruction", JUN 1988.

Working Paper 88-10, "Dan Ryan Reconstruction Travel Time Study", MAY 1988.

Working Paper 88-09, "1988 O'Hare International Airport Limousine Dwell Time Study", APR 1988.

Working Paper 88-08, "Study of Plainfield Central Business District Parking", FEB 1988.

Working Paper 88-07, "Auto Occupancy for Areas Outside the Chicago Central Business District", JAN 1988.

Working Paper 88-06, "The Effect of the Two-Way Left-Turn Lane on Accidents in the Six-County Area", 1988.

Working Paper 88-05, "Existing Traffic Conditions in St. Charles", 1988.

Working Paper 88-04, "1987 Western Open Summary of Data Collection Efforts", OCT 1987.

Working Paper 88-03, "Local Government Participation in Federal Aid Highway Programs: FAUS Experience and Future Prospects", 1988.