US Bridges

SH 73 WB over Gulf Freshwater Canal

Good

Jefferson County, Texas · 0.7 MI W of JCT SH 82 · Structure no. 201240050804036

Built
1952
73 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
77 ft
3 main spans
Daily traffic
10,311
2022 count
Owner
State
State Highway Agency

About this bridge

SH 73 WB over Gulf Freshwater Canal is a concrete slab carrying SH 73 WB over Gulf Freshwater Canal in Jefferson County, Texas. It was built in 1952, so it is 73 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 10,311 vehicles a day, roughly 10% of them trucks, projected to reach 16,910 by 2042. The structure is 77 ft (23.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 73 WB
CrossesGulf Freshwater Canal
Location0.7 MI W of JCT SH 82
RouteState Highway 73
StateTexas
Coordinates29.88519, -93.99914
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length77 ft (23.5 m)
Longest span25 ft (7.6 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,311 (2022)
Projected traffic16,910 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 73 WB over Gulf Freshwater Canal built?

It was built in 1952, making it 73 years old in 2025.

What condition is SH 73 WB over Gulf Freshwater Canal 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 July 2024.

How much traffic does SH 73 WB over Gulf Freshwater Canal carry?

About 10,311 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SH 73 WB over Gulf Freshwater Canal?

The structure is 77 ft (23.5 m) long with a longest span of 25 ft (7.6 m) and a deck 42 ft wide.

Who owns SH 73 WB over Gulf Freshwater Canal?

It is owned by the State Highway Agency.