US Bridges

Buffalo Spdwy SB over Sims Bayou

Good

Harris County, Texas · 0.40 MI N of W Fuqua · Structure no. 121020B10977003

Built
2008
17 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
251 ft
1 main span
Daily traffic
7,400
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Buffalo Spdwy SB over Sims Bayou is a prestressed concrete box beam or girders - multiple carrying Buffalo Spdwy SB over Sims Bayou in Harris County, Texas. It was built in 2008, so it is 17 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 7,400 vehicles a day, roughly 2% of them trucks, projected to reach 9,200 by 2031. The structure is 251 ft (76.5 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBuffalo Spdwy SB
CrossesSims Bayou
Location0.40 MI N of W Fuqua
RouteCity Street 0
StateTexas
Coordinates29.61908, -95.43076
Functional classUrban Collector

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length251 ft (76.5 m)
Longest span117 ft (35.7 m)
Deck width34 ft (10.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2011)
Projected traffic9,200 by 2031
Trucks2%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Buffalo Spdwy SB over Sims Bayou built?

It was built in 2008, making it 17 years old in 2025.

What condition is Buffalo Spdwy SB over Sims Bayou 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 Buffalo Spdwy SB over Sims Bayou carry?

About 7,400 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Buffalo Spdwy SB over Sims Bayou?

The structure is 251 ft (76.5 m) long with a longest span of 117 ft (35.7 m) and a deck 34 ft wide.

Who owns Buffalo Spdwy SB over Sims Bayou?

It is owned by the City or Municipal Highway Agency.