US Bridges

Tri-City Beach RD over Pine Gully

FairPosted for load

Harris County, Texas · 0.3 MI S of SH 99 · Structure no. 121020AA3300001

Built
1965
60 years old, rebuilt 1970
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
43 ft
2 main spans
Daily traffic
1,080
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Tri-City Beach RD over Pine Gully is a concrete slab carrying Tri-City Beach RD over Pine Gully in Harris County, Texas. It was built in 1965 and reconstructed in 1970, so it is 60 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,080 vehicles a day, projected to reach 1,280 by 2035. The structure is 43 ft (13.1 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesTri-City Beach RD
CrossesPine Gully
Location0.3 MI S of SH 99
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.71572, -94.95358
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span20 ft (6.1 m)
Deck width35 ft (10.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,080 (2015)
Projected traffic1,280 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tri-City Beach RD over Pine Gully built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1970.

What condition is Tri-City Beach RD over Pine Gully in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Tri-City Beach RD over Pine Gully carry?

About 1,080 vehicles per day (2015 count).

How long is Tri-City Beach RD over Pine Gully?

The structure is 43 ft (13.1 m) long with a longest span of 20 ft (6.1 m) and a deck 35 ft wide.

Who owns Tri-City Beach RD over Pine Gully?

It is owned by the Town or Township Highway Agency.