US Bridges

Avenue L over Highland Bayou

Good

Galveston County, Texas · 0.65 MI S of FM 1764 · Structure no. 120850D00130043

Built
1999
26 years old, rebuilt 2007
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
73 ft
6 main spans
Daily traffic
770
2011 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Avenue L over Highland Bayou is a concrete culvert carrying Avenue L over Highland Bayou in Galveston County, Texas. It was built in 1999 and reconstructed in 2007, so it is 26 years old, younger 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 770 vehicles a day, projected to reach 847 by 2031. The structure is 73 ft (22.3 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesAvenue L
CrossesHighland Bayou
Location0.65 MI S of FM 1764
RouteCity Street 0
CountyGalveston County
StateTexas
Coordinates29.38056, -95.08522
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 inspectionNovember 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
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span10 ft (3 m)
Deck width42 ft (12.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic770 (2011)
Projected traffic847 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Avenue L over Highland Bayou built?

It was built in 1999, making it 26 years old in 2025. It was reconstructed in 2007.

What condition is Avenue L over Highland Bayou 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 November 2023.

How much traffic does Avenue L over Highland Bayou carry?

About 770 vehicles per day (2011 count).

How long is Avenue L over Highland Bayou?

The structure is 73 ft (22.3 m) long with a longest span of 10 ft (3 m) and a deck 42 ft wide.

Who owns Avenue L over Highland Bayou?

It is owned by the Town or Township Highway Agency.