US Bridges

Haydon Lane over Drainage

Good

Williamson County, Texas · 1.1 MI S of FM 487 · Structure no. 142460AA0195002

Built
2014
11 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
50
2014 count
Owner
County
County Highway Agency

About this bridge

Haydon Lane over Drainage is a concrete culvert carrying Haydon Lane over Drainage in Williamson County, Texas. It was built in 2014, so it is 11 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 50 vehicles a day, projected to reach 100 by 2036. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesHaydon Lane
CrossesDrainage
Location1.1 MI S of FM 487
RouteCounty Highway 0
CountyWilliamson County
StateTexas
Coordinates30.82936, -97.78069
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2014)
Projected traffic100 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Haydon Lane over Drainage built?

It was built in 2014, making it 11 years old in 2025.

What condition is Haydon Lane over Drainage 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 October 2023.

How much traffic does Haydon Lane over Drainage carry?

About 50 vehicles per day (2014 count).

How long is Haydon Lane over Drainage?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.4 m).

Who owns Haydon Lane over Drainage?

It is owned by the County Highway Agency.