US Bridges

SH-1/SEC-6/L-9.08 over Big Cypress Bayou

FairPosted for load

Monroe County, Arkansas · 3.8 Miles NE JCT SH 17 · Structure no. 0000000000A1747

Built
1956
69 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
300 ft
12 main spans
Daily traffic
1,300
2019 count
Owner
State
State Highway Agency

About this bridge

SH-1/SEC-6/L-9.08 over Big Cypress Bayou is a concrete slab carrying SH-1/SEC-6/L-9.08 over Big Cypress Bayou in Monroe County, Arkansas. It was built in 1956, so it is 69 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 6 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 1,300 vehicles a day, roughly 1% of them trucks, projected to reach 1,415 by 2028. The structure is 300 ft (91.4 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSH-1/SEC-6/L-9.08
CrossesBig Cypress Bayou
Location3.8 Miles NE JCT SH 17
RouteState Highway 1
Coordinates34.46185, -91.01907
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.1 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans12
Design loadH 20
Structure length300 ft (91.4 m)
Longest span25 ft (7.6 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2019)
Projected traffic1,415 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH-1/SEC-6/L-9.08 over Big Cypress Bayou built?

It was built in 1956, making it 69 years old in 2025.

What condition is SH-1/SEC-6/L-9.08 over Big Cypress 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 October 2024.

How much traffic does SH-1/SEC-6/L-9.08 over Big Cypress Bayou carry?

About 1,300 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is SH-1/SEC-6/L-9.08 over Big Cypress Bayou?

The structure is 300 ft (91.4 m) long with a longest span of 25 ft (7.6 m) and a deck 29 ft wide.

Who owns SH-1/SEC-6/L-9.08 over Big Cypress Bayou?

It is owned by the State Highway Agency.