US Bridges

FM 343 over Morral Creek

Fair

Nacogdoches County, Texas · 2.30 MI W of US 59 · Structure no. 111740230001002

Built
1958
67 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
2,255
2020 count
Owner
State
State Highway Agency

About this bridge

FM 343 over Morral Creek is a concrete culvert carrying FM 343 over Morral Creek in Nacogdoches 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 2,255 vehicles a day, roughly 4% of them trucks, projected to reach 3,157 by 2040. The structure is 22 ft (6.7 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesFM 343
CrossesMorral Creek
Location2.30 MI W of US 59
RouteState Highway 343
CountyNacogdoches County
StateTexas
Coordinates31.66633, -94.71397
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 spans2
Design loadOther
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width36 ft (11.1 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,255 (2020)
Projected traffic3,157 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 343 over Morral Creek built?

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

What condition is FM 343 over Morral 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 343 over Morral Creek carry?

About 2,255 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is FM 343 over Morral Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 36 ft wide.

Who owns FM 343 over Morral Creek?

It is owned by the State Highway Agency.