US Bridges

Tyrrell Park RD over Hillebrandt Bayou Trib

Good

Jefferson County, Texas · 0.5 MI SW of SH 124 · Structure no. 201240AA0275001

Built
1980
45 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
2,180
2016 count
Owner
County
County Highway Agency

About this bridge

Tyrrell Park RD over Hillebrandt Bayou Trib is a concrete culvert carrying Tyrrell Park RD over Hillebrandt Bayou Trib in Jefferson 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 2,180 vehicles a day, roughly 3% of them trucks, projected to reach 3,050 by 2037. The structure is 26 ft (7.9 m) long and 57 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTyrrell Park RD
CrossesHillebrandt Bayou Trib
Location0.5 MI SW of SH 124
RouteCounty Highway 0
StateTexas
Coordinates30.02783, -94.14942
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span7 ft (2.1 m)
Deck width57 ft (17.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,180 (2016)
Projected traffic3,050 by 2037
Trucks3%
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 Tyrrell Park RD over Hillebrandt Bayou Trib built?

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

What condition is Tyrrell Park RD over Hillebrandt Bayou Trib 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 June 2023.

How much traffic does Tyrrell Park RD over Hillebrandt Bayou Trib carry?

About 2,180 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Tyrrell Park RD over Hillebrandt Bayou Trib?

The structure is 26 ft (7.9 m) long with a longest span of 7 ft (2.1 m) and a deck 57 ft wide.

Who owns Tyrrell Park RD over Hillebrandt Bayou Trib?

It is owned by the County Highway Agency.