Rocky Comfort RD over Trib To Grassy Lake
Good Condition24 years old350 vehicles/day
Location
| State | Illinois |
| County | Williamson |
| Location | 9mi S Of Carterville |
| Carries | Rocky Comfort RD |
| Crosses | Trib To Grassy Lake |
| Coordinates | 37.60962, -89.11379 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 61.7 ft (18.8 m) |
| Max Span | 59.1 ft (18 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 137.2 sq m |
| Main Spans | 1 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 350 (2020) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100316600000000 |