Fas 489 Ch 21 over Mackinaw River

Fair Condition62 years old625 vehicles/day

Location

StateIllinois
CountyMcLean
Location1.0 Mi SW Lexington
CarriesFas 489 Ch 21
CrossesMackinaw River
Coordinates40.60597, -88.76449

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length292.7 ft (89.2 m)
Max Span81.0 ft (24.7 m)
Deck Width32.2 ft (9.8 m)
Deck Area874.2 sq m
Main Spans4
Year Built1964

Traffic

Avg Daily Traffic625 (2024)
Truck Traffic27%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number057491500000000

Nearby Bridges

Tr 117 over Crooked Creek 0.3 mi Fair Fas 489 Ch 21 over Little Crooked Creek 0.7 mi Good Tr 434 over Patton CR 0.8 mi Good Tr 434 over Little Crooked CR 1.0 mi Good Tr 109 over Pattons Creek 1.3 mi Good Tr 137 over Little Crooked Creek 1.4 mi Good Tr 135 over Crooked Creek 1.6 mi Good Tr 440 over Little Crooked CR 1.8 mi Good Tr 446 over Mackinaw River 2.2 mi Good Tr 83 over Mackinaw River 2.3 mi Good