US Bridges

Tram Road over Lnva Bi Canal

FairPosted for load

Jefferson County, Texas · 0.25 MI W of US 69 · Structure no. 201240B01152001

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
90 ft
7 main spans
Daily traffic
4,680
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tram Road over Lnva Bi Canal is a concrete culvert carrying Tram Road over Lnva Bi Canal in Jefferson County, Texas. It was built in 1960, so it is 65 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 5 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 4,680 vehicles a day, projected to reach 4,680 by 2035. The structure is 90 ft (27.4 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesTram Road
CrossesLnva Bi Canal
Location0.25 MI W of US 69
RouteCity Street 1152
CountyJefferson County
StateTexas
Coordinates30.1713, -94.18942
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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
DeckConcrete, cast-in-place
Main spans7
Design loadUnknown
Structure length90 ft (27.4 m)
Longest span12 ft (3.7 m)
Deck width32 ft (9.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,680 (2015)
Projected traffic4,680 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Tram Road over Lnva Bi Canal built?

It was built in 1960, making it 65 years old in 2025.

What condition is Tram Road over Lnva Bi 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 June 2023.

How much traffic does Tram Road over Lnva Bi Canal carry?

About 4,680 vehicles per day (2015 count).

How long is Tram Road over Lnva Bi Canal?

The structure is 90 ft (27.4 m) long with a longest span of 12 ft (3.7 m) and a deck 32 ft wide.

Who owns Tram Road over Lnva Bi Canal?

It is owned by the City or Municipal Highway Agency.