Reference Material
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                | Illinois Tollway Base Sheets in PDF Format (Updated 6/2024) | 
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| 2024 Base Sheets (Combined)(Part 1 of 2)(pdf - 60.5 MB) | 
| 2024 Base Sheets (Combined)(Part 2 of 2)(pdf - 84.4 MB) | 
| Base Sheets Index (pdf - 3.5 MB) | 
| Base Sheet Covers (pdf - 4.3 MB) | 
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                | Erosion Sediment Control (ESC) Base Sheets | 
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| 200 Erosion Sediment Control (ESC) (pdf) | 
| 200 Erosion Sediment Control (ESC)(All .dgn) | 
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                | Roadway (RDY) Base Sheets | 
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| 400 Roadway (RDY) (pdf) | 
| 400 Roadway (RDY)(All .dgn) | 
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                | Bridge (BRG) Base Sheets | 
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| 500 Bridge (BRG) (pdf) | 
| 500 Bridge (BRG)(All .dgn) | 
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                | Drainage (DRN) Base Sheets | 
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| 600 Drainage (DRN) (pdf) | 
| 600 Drainage (DRN)(All .dgn) | 
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                | Maintenance of Traffic (MOT) Base Sheets | 
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| 700 Maintenance of Traffic (MOT)(pdf) | 
| 700 Maintenance of Traffic (MOT)(All .dgn) | 
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                | Overhead Sign (OHS) Base Sheets | 
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| 720 Overhead Sign (OHS) (pdf) | 
| 720 Overhead Sign (OHS)(All .dgn) | 
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                | Pole Assembly (ITS) Base Sheets | 
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| 1000 Pole Assembly (ITS) (pdf) | 
| 1000 Dynamic Message Sign (ITS)(All .dgn) | 
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                | Dynamic Message Sign (ITS) Base Sheets | 
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| 1100 Dynamic Message Sign (ITS) (pdf) | 
| 1100 Dynamic Message Sign (ITS) (All .dgn) | 
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                | Cabinet Wiring (ITS) Base Sheets | 
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| 1200 Cabinet Wiring (ITS) (pdf) | 
| 1200 Cabinet Wiring (ITS)(All .dgn) | 
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                | Roadway Weather Information System (ITS) Base Sheets | 
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| 1300 Roadway Weather Information System (ITS) (pdf) | 
| 1300 Roadway Weather Information System (ITS)(All .dgn) | 
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                | Solar System (ITS) Base Sheets | 
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| 1400 Solar System (ITS) (pdf) | 
| 1400 Solar System (ITS)(All .dgn) | 
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                | CCTV Tower Camera (ITS) Base Sheets | 
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| 1500 CCTV Tower Camera (ITS) (pdf) | 
| 1500 CCTV Tower Camera (ITS)(All .dgn) | 
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                | Weigh-In-Motion (ITS) Base Sheets | 
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| 1600 Weigh-In-Motion Cabinet (ITS) (pdf) | 
| 1600 Weigh-In-Motion Cabinet (ITS) (All .dgn) | 
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                | Flashing Sign Beacon (ITS) Base Sheet | 
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| 1700 Flashing Sign Beacon (ITS) (pdf) | 
| 1700 Flashing Sign Beacon (ITS)(All .dgn) | 
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                | Intermediate Power Distribution Center (ITS) Base Sheets | 
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| 1800 Intermediate Power Distribution Center (ITS) (pdf) | 
| 1800 Intermediate Power Distribution Center (ITS)(All .dgn) | 
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                | Conduit Details at Integral Abutment Bridge | 
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| 1900 Conduit Details at Integral Abutment Bridge (ITS) (pdf) | 
| 1900 Conduit Details at Integral Abutment Bridge (ITS)(All .dgn) | 
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                | 100 Ft Monopole Closed Circuit Television Camera Tower (ITS) Base Sheets | 
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| 2000 100 Ft Monopole Closed Circuit Television Camera Tower (ITS) (pdf) | 
| 2000 100 Ft Monopole Closed Circuit Television Camera Tower (ITS)(All .dgn) | 
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                | Video Power Junction Box Model A and Model B | 
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| 2100 Video Power Junction Box (ITS) (pdf) | 
| 2100 Video Power Junction Box (ITS)(All .dgn) | 
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                | Toll Collection Facilities | 
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| 2500 Toll Collection Facilities (ITS) (pdf) | 
| 2500 Toll Collection Facilities (ITS)(All .dgn) | 
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                Research Reports, Approved Materials and CCDD Facilities Lists
 
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                | Approved CCDD Facilities List | 
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| Approved CCDD Facilities | 
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