US Bridges

Silkwood DR over Cottonwood Branch

Good

Brazos County, Texas · 0.10 MI S of Beck ST · Structure no. 170210B00885001

Built
2007
18 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
62 ft
5 main spans
Daily traffic
200
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Silkwood DR over Cottonwood Branch is a concrete culvert carrying Silkwood DR over Cottonwood Branch in Brazos County, Texas. It was built in 2007, so it is 18 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 500 by 2029. The structure is 62 ft (18.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSilkwood DR
CrossesCottonwood Branch
Location0.10 MI S of Beck ST
RouteCity Street 0
StateTexas
Coordinates30.65638, -96.39476
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2009)
Projected traffic500 by 2029
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Silkwood DR over Cottonwood Branch built?

It was built in 2007, making it 18 years old in 2025.

What condition is Silkwood DR over Cottonwood Branch 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 September 2023.

How much traffic does Silkwood DR over Cottonwood Branch carry?

About 200 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is Silkwood DR over Cottonwood Branch?

The structure is 62 ft (18.9 m) long with a longest span of 10 ft (3 m).

Who owns Silkwood DR over Cottonwood Branch?

It is owned by the City or Municipal Highway Agency.