US Bridges

Velasco Blvd NB over Old Brazos River

Fair

Brazoria County, Texas · 0.95 MI N of SH 36/288 · Structure no. 120200C00490003

Built
2003
22 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
598 ft
9 main spans
Daily traffic
4,000
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Velasco Blvd NB over Old Brazos River is a prestressed concrete stringer/multi-beam or girder carrying Velasco Blvd NB over Old Brazos River in Brazoria County, Texas. It was built in 2003, so it is 22 years old, younger 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 4,000 vehicles a day, projected to reach 6,000 by 2032. The structure is 598 ft (182.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesVelasco Blvd NB
CrossesOld Brazos River
Location0.95 MI N of SH 36/288
RouteCity Street 0
CountyBrazoria County
StateTexas
Coordinates28.95548, -95.35914
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
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 spans9
Design loadHS 20
Structure length598 ft (182.3 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2012)
Projected traffic6,000 by 2032
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$36,000
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Velasco Blvd NB over Old Brazos River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Velasco Blvd NB over Old Brazos River 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 December 2023.

How much traffic does Velasco Blvd NB over Old Brazos River carry?

About 4,000 vehicles per day (2012 count).

How long is Velasco Blvd NB over Old Brazos River?

The structure is 598 ft (182.3 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns Velasco Blvd NB over Old Brazos River?

It is owned by the Town or Township Highway Agency.