US 51 NB (fap 710) over Lake Decatur

Fair Condition64 years old22,400 vehicles/day

Location

StateIllinois
CountyMacon
LocationIn Decatur
CarriesUS 51 NB (fap 710)
CrossesLake Decatur
Coordinates39.82576, -88.95542

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length529.9 ft (161.5 m)
Max Span188.0 ft (57.3 m)
Deck Width38.4 ft (11.7 m)
Deck Area1889.5 sq m
Main Spans3
Year Built1962

Traffic

Avg Daily Traffic22,400 (2023)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number058001000000000

Nearby Bridges

US 51 SB (fap 710) over Lake Decatur 0.0 mi Fair Us-51 SB (fap 710) over Il 105(fap 712) 0.2 mi Fair Us-51nb (fap 710al over Il 105(fap 712) 0.2 mi Fair Il 105(fap 714) over Spring Creek 0.8 mi Fair Il 48(fau 7429) over Sangamon River 1.2 mi Fair US 51(fap 710 Alt) over Ns Rr & Cerro Gordo St. 1.5 mi Fair Fau 7398/s Shore D over Sand Creek Arm 1.5 mi Good Lost Bridge(fau 73 over Lake Decatur 1.6 mi Poor Fau 7426 (taylor R over Ward Branch 1.7 mi Good Grove Rd(fau 7401) over Sand Creek 1.8 mi Poor