US Bridges

FM 734 over FM 620

Good

Williamson County, Texas · Int. of FM 734 & FM 620 · Structure no. 142460068301018

Built
1990
35 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
2 main spans
Daily traffic
42,557
2021 count
Owner
State
State Highway Agency

About this bridge

FM 734 over FM 620 is a prestressed concrete stringer/multi-beam or girder carrying FM 734 over FM 620 in Williamson County, Texas. It was built in 1990, so it is 35 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 42,557 vehicles a day, roughly 4% of them trucks, projected to reach 76,603 by 2041. The structure is 210 ft (64 m) long and 136 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM 734
CrossesFM 620
LocationInt. of FM 734 & FM 620
RouteState Highway 734
StateTexas
Coordinates30.47632, -97.76517
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.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length210 ft (64 m)
Longest span105 ft (32 m)
Deck width136 ft (41.5 m)
Roadway width133 ft (40.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,557 (2021)
Projected traffic76,603 by 2041
Trucks4%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FM 734 over FM 620 built?

It was built in 1990, making it 35 years old in 2025.

What condition is FM 734 over FM 620 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 September 2023.

How much traffic does FM 734 over FM 620 carry?

About 42,557 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FM 734 over FM 620?

The structure is 210 ft (64 m) long with a longest span of 105 ft (32 m) and a deck 136 ft wide.

Who owns FM 734 over FM 620?

It is owned by the State Highway Agency.