US Bridges

Linden/Fau 6405 over Sugar CR Main Branch

Good

McLean County, Illinois · 0.75 MI NE 150 & 51 · Structure no. 057631900000000

Built
1982
43 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
84 ft
3 main spans
Daily traffic
3,175
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Linden/Fau 6405 over Sugar CR Main Branch is a concrete continuous slab carrying Linden/Fau 6405 over Sugar CR Main Branch in McLean County, Illinois. It was built in 1982, so it is 43 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,175 vehicles a day, roughly 1% of them trucks, projected to reach 2,954 by 2046. The structure is 84 ft (25.6 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLinden/Fau 6405
CrossesSugar CR Main Branch
Location0.75 MI NE 150 & 51
Coordinates40.49415, -88.9819
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating33.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span31 ft (9.4 m)
Deck width58 ft (17.7 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,175 (2024)
Projected traffic2,954 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Linden/Fau 6405 over Sugar CR Main Branch built?

It was built in 1982, making it 43 years old in 2025.

What condition is Linden/Fau 6405 over Sugar CR Main Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does Linden/Fau 6405 over Sugar CR Main Branch carry?

About 3,175 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Linden/Fau 6405 over Sugar CR Main Branch?

The structure is 84 ft (25.6 m) long with a longest span of 31 ft (9.4 m) and a deck 58 ft wide.

Who owns Linden/Fau 6405 over Sugar CR Main Branch?

It is owned by the City or Municipal Highway Agency.