US Bridges

SH 31 EB over Chambers Crk Rel

Fair

Navarro County, Texas · 4.90 MI E of IH45 · Structure no. 181750016301032

Built
1964
61 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
840 ft
21 main spans
Daily traffic
2,920
2023 count
Owner
State
State Highway Agency

About this bridge

SH 31 EB over Chambers Crk Rel is a concrete stringer/multi-beam or girder carrying SH 31 EB over Chambers Crk Rel in Navarro County, Texas. It was built in 1964, so it is 61 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 2,920 vehicles a day, roughly 11% of them trucks, projected to reach 10,120 by 2033. The structure is 840 ft (256 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 31 EB
CrossesChambers Crk Rel
Location4.90 MI E of IH45
RouteState Highway 31
StateTexas
Coordinates32.11161, -96.35959
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans21
Design loadH 20
Structure length840 ft (256 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,920 (2023)
Projected traffic10,120 by 2033
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 31 EB over Chambers Crk Rel built?

It was built in 1964, making it 61 years old in 2025.

What condition is SH 31 EB over Chambers Crk Rel 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 January 2024.

How much traffic does SH 31 EB over Chambers Crk Rel carry?

About 2,920 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SH 31 EB over Chambers Crk Rel?

The structure is 840 ft (256 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns SH 31 EB over Chambers Crk Rel?

It is owned by the State Highway Agency.