US Bridges

Dulles RD NB over Oyster Creek

Fair

Fort Bend County, Texas · 2.40 MI S of US 90A · Structure no. 120800H00112001

Built
1986
39 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
5,000
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Dulles RD NB over Oyster Creek is a prestressed concrete box beam or girders - multiple carrying Dulles RD NB over Oyster Creek in Fort Bend County, Texas. It was built in 1986, so it is 39 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 5,000 vehicles a day, projected to reach 5,000 by 2033. The structure is 120 ft (36.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesDulles RD NB
CrossesOyster Creek
Location2.40 MI S of US 90A
RouteCity Street 0
CountyFort Bend County
StateTexas
Coordinates29.59291, -95.58198
Functional classUrban Collector

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2013)
Projected traffic5,000 by 2033
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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$8,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dulles RD NB over Oyster Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Dulles RD NB over Oyster Creek 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 September 2023.

How much traffic does Dulles RD NB over Oyster Creek carry?

About 5,000 vehicles per day (2013 count).

How long is Dulles RD NB over Oyster Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns Dulles RD NB over Oyster Creek?

It is owned by the Town or Township Highway Agency.