US Bridges

Fdr 149 over Right Prong

Fair

Montgomery County, Arkansas · 4.4 MI W of HWY 27 · Structure no. 080908000003126

Built
1950
75 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
50
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

Fdr 149 over Right Prong is a prestressed concrete slab carrying Fdr 149 over Right Prong in Montgomery 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 45 ft (13.7 m) long and 17 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesFdr 149
CrossesRight Prong
Location4.4 MI W of HWY 27
RouteFederal Lands Road 149
CountyMontgomery County
StateArkansas
Coordinates34.73948, -93.55584
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating22 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length45 ft (13.7 m)
Longest span43 ft (13.1 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1992)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fdr 149 over Right Prong built?

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

What condition is Fdr 149 over Right Prong 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 September 2024.

How much traffic does Fdr 149 over Right Prong carry?

About 50 vehicles per day (1992 count).

How long is Fdr 149 over Right Prong?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 17 ft wide.

Who owns Fdr 149 over Right Prong?

It is owned by the U.S. Forest Service.