US Bridges

SH 18-04- Lm 3.64 over Turtle Creek

Good

Craighead County, Arkansas · .50MI E JCT of US 49 · Structure no. 000000000003014

Built
1956
69 years old, rebuilt 1990
Condition
Good
inspected February 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
77 ft
3 main spans
Daily traffic
12,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 18-04- Lm 3.64 over Turtle Creek is a steel continuous stringer/multi-beam or girder carrying SH 18-04- Lm 3.64 over Turtle Creek in Craighead County, Arkansas. It was built in 1956 and reconstructed in 1990, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,000 vehicles a day, roughly 1% of them trucks, projected to reach 14,762 by 2028. The structure is 77 ft (23.6 m) long and 73 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSH 18-04- Lm 3.64
CrossesTurtle Creek
Location.50MI E JCT of US 49
RouteState Highway 18
Coordinates35.82108, -90.66003
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length77 ft (23.6 m)
Longest span25 ft (7.6 m)
Deck width73 ft (22.3 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2018)
Projected traffic14,762 by 2028
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$939,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 18-04- Lm 3.64 over Turtle Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1990.

What condition is SH 18-04- Lm 3.64 over Turtle Creek 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 2022.

How much traffic does SH 18-04- Lm 3.64 over Turtle Creek carry?

About 12,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 18-04- Lm 3.64 over Turtle Creek?

The structure is 77 ft (23.6 m) long with a longest span of 25 ft (7.6 m) and a deck 73 ft wide.

Who owns SH 18-04- Lm 3.64 over Turtle Creek?

It is owned by the State Highway Agency.