US Bridges

Hidden Glen DR over E Onion Branch

Good

Williamson County, Texas · 0.20 MI E of Creek Bend · Structure no. 142460E03390001

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
37 ft
5 main spans
Daily traffic
500
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hidden Glen DR over E Onion Branch is a concrete culvert carrying Hidden Glen DR over E Onion Branch in Williamson County, Texas. It was built in 2000, so it is 25 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 500 vehicles a day, projected to reach 800 by 2030. The structure is 37 ft (11.3 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHidden Glen DR
CrossesE Onion Branch
Location0.20 MI E of Creek Bend
RouteCity Street 0
CountyWilliamson County
StateTexas
Coordinates30.54406, -97.70673
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
Deck geometry8: Equal to present desirable criteria
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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span7 ft (2.1 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2010)
Projected traffic800 by 2030
Trucks0%
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 Hidden Glen DR over E Onion Branch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Hidden Glen DR over E Onion 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 Hidden Glen DR over E Onion Branch carry?

About 500 vehicles per day (2010 count).

How long is Hidden Glen DR over E Onion Branch?

The structure is 37 ft (11.3 m) long with a longest span of 7 ft (2.1 m) and a deck 40 ft wide.

Who owns Hidden Glen DR over E Onion Branch?

It is owned by the City or Municipal Highway Agency.