US Bridges

FM 518NB to FM2234 over Row

Good

Brazoria County, Texas · FM 518 at FM 2234 · Structure no. 120200059802468

Built
2024
1 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
454 ft
2 main spans
Daily traffic
6,300
2017 count
Owner
State
State Highway Agency

About this bridge

FM 518NB to FM2234 over Row is a prestressed concrete stringer/multi-beam or girder carrying FM 518NB to FM2234 over Row in Brazoria County, Texas. It was built in 2024, so it is 1 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 6,300 vehicles a day, projected to reach 34,663 by 2042. The structure is 454 ft (138.5 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesFM 518NB to FM2234
CrossesRow
LocationFM 518 at FM 2234
CountyBrazoria County
StateTexas
Coordinates29.57573, -95.38618
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+3 approach)
Design loadHL 93
Structure length454 ft (138.5 m)
Longest span115 ft (35.2 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2017)
Projected traffic34,663 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll 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 518NB to FM2234 over Row built?

It was built in 2024, making it 1 years old in 2025.

What condition is FM 518NB to FM2234 over Row 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 October 2024.

How much traffic does FM 518NB to FM2234 over Row carry?

About 6,300 vehicles per day (2017 count).

How long is FM 518NB to FM2234 over Row?

The structure is 454 ft (138.5 m) long with a longest span of 115 ft (35.2 m) and a deck 38 ft wide.

Who owns FM 518NB to FM2234 over Row?

It is owned by the State Highway Agency.