US Bridges

SH 30 over Tmpa Haul RD

Good

Grimes County, Texas · 0.45 MI W of FM 244 · Structure no. 170940021204020

Built
1980
45 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
1 main span
Daily traffic
6,033
2020 count
Owner
State
State Highway Agency

About this bridge

SH 30 over Tmpa Haul RD is a prestressed concrete stringer/multi-beam or girder carrying SH 30 over Tmpa Haul RD in Grimes County, Texas. It was built in 1980, so it is 45 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 6,033 vehicles a day, roughly 10% of them trucks, projected to reach 8,746 by 2039. The structure is 190 ft (57.9 m) long and 46 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesSH 30
CrossesTmpa Haul RD
Location0.45 MI W of FM 244
RouteState Highway 30
StateTexas
Coordinates30.59461, -96.08591
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum 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 spans1 (+2 approach)
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span80 ft (24.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,033 (2020)
Projected traffic8,746 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 30 over Tmpa Haul RD built?

It was built in 1980, making it 45 years old in 2025.

What condition is SH 30 over Tmpa Haul RD 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 30 over Tmpa Haul RD carry?

About 6,033 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is SH 30 over Tmpa Haul RD?

The structure is 190 ft (57.9 m) long with a longest span of 80 ft (24.4 m) and a deck 46 ft wide.

Who owns SH 30 over Tmpa Haul RD?

It is owned by the State Highway Agency.