US Bridges

Main Street-Cs over Imbeau Bayou

FairPosted for load

Jefferson County, Arkansas · 0.13 MI NE US 63B-PB · Structure no. 000000000014315

Built
1950
75 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
55 ft
3 main spans
Daily traffic
1,800
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main Street-Cs over Imbeau Bayou is a concrete slab carrying Main Street-Cs over Imbeau Bayou in Jefferson County, Arkansas. It was built in 1950, so it is 75 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,800 vehicles a day, roughly 1% of them trucks, projected to reach 3,686 by 2004. The structure is 55 ft (16.8 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMain Street-Cs
CrossesImbeau Bayou
Location0.13 MI NE US 63B-PB
RouteCity Street 35470
Coordinates34.17849, -92.00512
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating17 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span16 ft (4.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2018)
Projected traffic3,686 by 2004
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 Main Street-Cs over Imbeau Bayou built?

It was built in 1950, making it 75 years old in 2025.

What condition is Main Street-Cs over Imbeau Bayou in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Main Street-Cs over Imbeau Bayou carry?

About 1,800 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Main Street-Cs over Imbeau Bayou?

The structure is 55 ft (16.8 m) long with a longest span of 16 ft (4.9 m) and a deck 24 ft wide.

Who owns Main Street-Cs over Imbeau Bayou?

It is owned by the City or Municipal Highway Agency.