US Bridges

Briarwood DR over Alcorn Bayou

Good

Fort Bend County, Texas · 0.24 MI SE of Comonwealth · Structure no. 120800H00079295

Built
1992
33 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
1,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Briarwood DR over Alcorn Bayou is a concrete culvert carrying Briarwood DR over Alcorn Bayou in Fort Bend County, Texas. It was built in 1992, so it is 33 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 1,000 vehicles a day, roughly 3% of them trucks, projected to reach 1,000 by 2040. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBriarwood DR
CrossesAlcorn Bayou
Location0.24 MI SE of Comonwealth
RouteCity Street 0
StateTexas
Coordinates29.55611, -95.61507
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2020)
Projected traffic1,000 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-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 Briarwood DR over Alcorn Bayou built?

It was built in 1992, making it 33 years old in 2025.

What condition is Briarwood DR over Alcorn 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 December 2023.

How much traffic does Briarwood DR over Alcorn Bayou carry?

About 1,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Briarwood DR over Alcorn Bayou?

The structure is 29 ft (8.8 m) long with a longest span of 8 ft (2.4 m).

Who owns Briarwood DR over Alcorn Bayou?

It is owned by the City or Municipal Highway Agency.