US Bridges

FM 1806 over East Belknap Creek

Fair

Montague County, Texas · 1.7 MI E of FM 1816 · Structure no. 031690042306009

Built
1958
67 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
297
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1806 over East Belknap Creek is a concrete culvert carrying FM 1806 over East Belknap Creek in Montague County, Texas. It was built in 1958, so it is 67 years old, older than the Texas average of 44.4 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 297 vehicles a day, roughly 42% of them trucks, projected to reach 400 by 2033. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFM 1806
CrossesEast Belknap Creek
Location1.7 MI E of FM 1816
RouteState Highway 1806
StateTexas
Coordinates33.68532, -97.80787
Functional classRural Major 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadOther
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic297 (2020)
Projected traffic400 by 2033
Trucks42%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$320,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1806 over East Belknap Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is FM 1806 over East Belknap Creek 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 March 2024.

How much traffic does FM 1806 over East Belknap Creek carry?

About 297 vehicles per day (2020 count), of which roughly 42% are trucks.

How long is FM 1806 over East Belknap Creek?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m).

Who owns FM 1806 over East Belknap Creek?

It is owned by the State Highway Agency.