US Bridges

SH 31 EB over Richland Creek Relief

Fair

Navarro County, Texas · 6.10 MI NE of Hill C/L · Structure no. 181750016203122

Built
2005
20 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
480 ft
6 main spans
Daily traffic
2,961
2019 count
Owner
State
State Highway Agency

About this bridge

SH 31 EB over Richland Creek Relief is a prestressed concrete stringer/multi-beam or girder carrying SH 31 EB over Richland Creek Relief in Navarro County, Texas. It was built in 2005, so it is 20 years old, younger 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 2,961 vehicles a day, roughly 19% of them trucks, projected to reach 8,160 by 2040. The structure is 480 ft (146.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 31 EB
CrossesRichland Creek Relief
Location6.10 MI NE of Hill C/L
RouteState Highway 31
StateTexas
Coordinates31.93433, -96.68411
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length480 ft (146.3 m)
Longest span80 ft (24.4 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,961 (2019)
Projected traffic8,160 by 2040
Trucks19%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 31 EB over Richland Creek Relief built?

It was built in 2005, making it 20 years old in 2025.

What condition is SH 31 EB over Richland Creek Relief 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 November 2023.

How much traffic does SH 31 EB over Richland Creek Relief carry?

About 2,961 vehicles per day (2019 count), of which roughly 19% are trucks.

How long is SH 31 EB over Richland Creek Relief?

The structure is 480 ft (146.3 m) long with a longest span of 80 ft (24.4 m) and a deck 40 ft wide.

Who owns SH 31 EB over Richland Creek Relief?

It is owned by the State Highway Agency.