US Bridges

SH 8 over Caddo River

Fair

Montgomery County, Arkansas · 4.4 M E of Polk Co. Line · Structure no. 000000000002244

Built
1951
74 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
117 ft
3 main spans
Daily traffic
680
2018 count
Owner
State
State Highway Agency

About this bridge

SH 8 over Caddo River is a steel continuous stringer/multi-beam or girder carrying SH 8 over Caddo River in Montgomery County, Arkansas. It was built in 1951, so it is 74 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.

It carries about 680 vehicles a day, roughly 14% of them trucks, projected to reach 750 by 2038. The structure is 117 ft (35.7 m) long and 29 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesSH 8
CrossesCaddo River
Location4.4 M E of Polk Co. Line
RouteState Highway 8
CountyMontgomery County
StateArkansas
Coordinates34.46155, -93.86032
Functional classRural Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length117 ft (35.7 m)
Longest span43 ft (13.1 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (2018)
Projected traffic750 by 2038
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$151,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 8 over Caddo River built?

It was built in 1951, making it 74 years old in 2025.

What condition is SH 8 over Caddo River 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 April 2024.

How much traffic does SH 8 over Caddo River carry?

About 680 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is SH 8 over Caddo River?

The structure is 117 ft (35.7 m) long with a longest span of 43 ft (13.1 m) and a deck 29 ft wide.

Who owns SH 8 over Caddo River?

It is owned by the State Highway Agency.