US Bridges

SH 73 WB over 39th ST

Good

Jefferson County, Texas · 0.60 MI E of SH 347 · Structure no. 201240050804226

Built
1969
56 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
380 ft
4 main spans
Daily traffic
25,667
2022 count
Owner
State
State Highway Agency

About this bridge

SH 73 WB over 39th ST is a prestressed concrete stringer/multi-beam or girder carrying SH 73 WB over 39th ST in Jefferson County, Texas. It was built in 1969, so it is 56 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 25,667 vehicles a day, roughly 9% of them trucks, projected to reach 22,605 by 2038. The structure is 380 ft (115.8 m) long and 42 ft wide.

CarriesSH 73 WB
Crosses39th ST
Location0.60 MI E of SH 347
RouteState Highway 73
StateTexas
Coordinates29.94093, -93.92398
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating24 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20
Structure length380 ft (115.8 m)
Longest span80 ft (24.4 m)
Deck width42 ft (12.9 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,667 (2022)
Projected traffic22,605 by 2038
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 73 WB over 39th ST built?

It was built in 1969, making it 56 years old in 2025.

What condition is SH 73 WB over 39th ST 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 39th ST carry?

About 25,667 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is SH 73 WB over 39th ST?

The structure is 380 ft (115.8 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.

Who owns SH 73 WB over 39th ST?

It is owned by the State Highway Agency.