US Bridges

SH 6 SB over Tehuacana Creek Relief

Good

McLennan County, Texas · 1.50 MI SE of Lp 340 · Structure no. 091610004901107

Built
1971
54 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
3 main spans
Daily traffic
9,730
2017 count
Owner
State
State Highway Agency

About this bridge

SH 6 SB over Tehuacana Creek Relief is a concrete stringer/multi-beam or girder carrying SH 6 SB over Tehuacana Creek Relief in McLennan County, Texas. It was built in 1971, so it is 54 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,730 vehicles a day, roughly 9% of them trucks, projected to reach 11,870 by 2037. The structure is 91 ft (27.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH 6 SB
CrossesTehuacana Creek Relief
Location1.50 MI SE of Lp 340
RouteState Highway 6
CountyMcLennan County
StateTexas
Coordinates31.54003, -97.04593
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,730 (2017)
Projected traffic11,870 by 2037
Trucks9%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$600,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 6 SB over Tehuacana Creek Relief built?

It was built in 1971, making it 54 years old in 2025.

What condition is SH 6 SB over Tehuacana Creek Relief 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 March 2023.

How much traffic does SH 6 SB over Tehuacana Creek Relief carry?

About 9,730 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is SH 6 SB over Tehuacana Creek Relief?

The structure is 91 ft (27.7 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns SH 6 SB over Tehuacana Creek Relief?

It is owned by the State Highway Agency.