US Bridges

SH 73 WB over SH 347

Fair

Jefferson County, Texas · 1.80 MI NE of US 96 · Structure no. 201240050804204

Built
1968
57 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
4 main spans
Daily traffic
39,860
2022 count
Owner
State
State Highway Agency

About this bridge

SH 73 WB over SH 347 is a prestressed concrete stringer/multi-beam or girder carrying SH 73 WB over SH 347 in Jefferson County, Texas. It was built in 1968, so it is 57 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.

It carries about 39,860 vehicles a day, roughly 8% of them trucks, projected to reach 22,605 by 2038. The structure is 240 ft (73.2 m) long and 42 ft wide.

CarriesSH 73 WB
CrossesSH 347
Location1.80 MI NE of US 96
RouteState Highway 73
StateTexas
Coordinates29.93543, -93.93284
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span65 ft (19.8 m)
Deck width42 ft (12.9 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,860 (2022)
Projected traffic22,605 by 2038
Trucks8%
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 SH 347 built?

It was built in 1968, making it 57 years old in 2025.

What condition is SH 73 WB over SH 347 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 July 2024.

How much traffic does SH 73 WB over SH 347 carry?

About 39,860 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SH 73 WB over SH 347?

The structure is 240 ft (73.2 m) long with a longest span of 65 ft (19.8 m) and a deck 42 ft wide.

Who owns SH 73 WB over SH 347?

It is owned by the State Highway Agency.