US Bridges

Harlem RD SB over Oyster Creek

Good

Fort Bend County, Texas · 2.20 MI N of US 90A · Structure no. 120800AA0281001

Built
1987
38 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
8,279
2016 count
Owner
County
County Highway Agency

About this bridge

Harlem RD SB over Oyster Creek is a prestressed concrete box beam or girders - multiple carrying Harlem RD SB over Oyster Creek in Fort Bend County, Texas. It was built in 1987, so it is 38 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 8,279 vehicles a day, projected to reach 1,880 by 2035. The structure is 80 ft (24.4 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesHarlem RD SB
CrossesOyster Creek
Location2.20 MI N of US 90A
RouteCounty Highway 0
CountyFort Bend County
StateTexas
Coordinates29.63084, -95.71422
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,279 (2016)
Projected traffic1,880 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$5,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Harlem RD SB over Oyster Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Harlem RD SB over Oyster Creek 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 August 2023.

How much traffic does Harlem RD SB over Oyster Creek carry?

About 8,279 vehicles per day (2016 count).

How long is Harlem RD SB over Oyster Creek?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Harlem RD SB over Oyster Creek?

It is owned by the County Highway Agency.