US Bridges

SH 6 SB over Bs 6 NB

Good

Grimes County, Texas · 3.9 MI S of SH 90 · Structure no. 170940005003062

Built
1971
54 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
295 ft
1 main span
Daily traffic
14,962
2021 count
Owner
State
State Highway Agency

About this bridge

SH 6 SB over Bs 6 NB is a steel continuous stringer/multi-beam or girder carrying SH 6 SB over Bs 6 NB in Grimes 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 14,962 vehicles a day, roughly 16% of them trucks, projected to reach 20,946 by 2041. The structure is 295 ft (89.9 m) long and 45 ft wide.

CarriesSH 6 SB
CrossesBs 6 NB
Location3.9 MI S of SH 90
RouteState Highway 6
StateTexas
Coordinates30.34334, -96.0514
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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length295 ft (89.9 m)
Longest span135 ft (41.1 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,962 (2021)
Projected traffic20,946 by 2041
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 6 SB over Bs 6 NB built?

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

What condition is SH 6 SB over Bs 6 NB 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 May 2023.

How much traffic does SH 6 SB over Bs 6 NB carry?

About 14,962 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is SH 6 SB over Bs 6 NB?

The structure is 295 ft (89.9 m) long with a longest span of 135 ft (41.1 m) and a deck 45 ft wide.

Who owns SH 6 SB over Bs 6 NB?

It is owned by the State Highway Agency.