US Bridges

Tri-City Beach RD over Hl&p Canal

FairPosted for load

Harris County, Texas · 1.5 MI S of SP 55 · Structure no. 121020AA3300002

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
343 ft
11 main spans
Daily traffic
1,050
2015 count
Owner
County
County Highway Agency

About this bridge

Tri-City Beach RD over Hl&p Canal is a concrete stringer/multi-beam or girder carrying Tri-City Beach RD over Hl&p Canal in Harris County, Texas. It was built in 1975, so it is 50 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 1,050 vehicles a day, projected to reach 1,250 by 2035. The structure is 343 ft (104.5 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesTri-City Beach RD
CrossesHl&p Canal
Location1.5 MI S of SP 55
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.70164, -94.94353
Functional classUrban 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 protection7 GoodSome minor problems.
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 geometry5: Somewhat better than minimum adequacy to tolerate being 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 typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans11
Design loadUnknown
Structure length343 ft (104.5 m)
Longest span31 ft (9.4 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2015)
Projected traffic1,250 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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$192,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Tri-City Beach RD over Hl&p Canal built?

It was built in 1975, making it 50 years old in 2025.

What condition is Tri-City Beach RD over Hl&p Canal 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 Hl&p Canal carry?

About 1,050 vehicles per day (2015 count).

How long is Tri-City Beach RD over Hl&p Canal?

The structure is 343 ft (104.5 m) long with a longest span of 31 ft (9.4 m) and a deck 36 ft wide.

Who owns Tri-City Beach RD over Hl&p Canal?

It is owned by the County Highway Agency.