US Bridges

Old Dallas RD over Little Tehuacana Crk Trb

Good

McLennan County, Texas · 1.8 MI S of FM 3149 · Structure no. 091610AA0610003

Built
2011
14 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
52
2014 count
Owner
County
County Highway Agency

About this bridge

Old Dallas RD over Little Tehuacana Crk Trb is a prestressed concrete stringer/multi-beam or girder carrying Old Dallas RD over Little Tehuacana Crk Trb in McLennan County, Texas. It was built in 2011, so it is 14 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 52 vehicles a day, projected to reach 90 by 2036. The structure is 50 ft (15.2 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOld Dallas RD
CrossesLittle Tehuacana Crk Trb
Location1.8 MI S of FM 3149
RouteCounty Highway 312
StateTexas
Coordinates31.70359, -97.09741
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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, precast panels
Main spans1
Design loadHL 93
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2014)
Projected traffic90 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Old Dallas RD over Little Tehuacana Crk Trb built?

It was built in 2011, making it 14 years old in 2025.

What condition is Old Dallas RD over Little Tehuacana Crk Trb in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Old Dallas RD over Little Tehuacana Crk Trb carry?

About 52 vehicles per day (2014 count).

How long is Old Dallas RD over Little Tehuacana Crk Trb?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 26 ft wide.

Who owns Old Dallas RD over Little Tehuacana Crk Trb?

It is owned by the County Highway Agency.