US Bridges

Northwest Blvd over Pecan Branch

Good

Williamson County, Texas · 0.50 MI N of Lakeway DR · Structure no. 142460D00300002

Built
1999
26 years old
Condition
Good
inspected October 2023
Type
Arch - Deck
Steel
Length
77 ft
3 main spans
Daily traffic
4,110
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Northwest Blvd over Pecan Branch is a steel arch - deck carrying Northwest Blvd over Pecan Branch in Williamson County, Texas. It was built in 1999, so it is 26 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 4,110 vehicles a day, projected to reach 6,170 by 2030. The structure is 77 ft (23.5 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNorthwest Blvd
CrossesPecan Branch
Location0.50 MI N of Lakeway DR
RouteCity Street 0
StateTexas
Coordinates30.67687, -97.68814
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
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
Deck geometry7: 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 typeArch - Deck
MaterialSteel
DeckAluminum
Main spans3
Design loadHL 93
Structure length77 ft (23.5 m)
Longest span24 ft (7.3 m)
Deck width58 ft (17.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,110 (2010)
Projected traffic6,170 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 Northwest Blvd over Pecan Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is Northwest Blvd over Pecan 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 October 2023.

How much traffic does Northwest Blvd over Pecan Branch carry?

About 4,110 vehicles per day (2010 count).

How long is Northwest Blvd over Pecan Branch?

The structure is 77 ft (23.5 m) long with a longest span of 24 ft (7.3 m) and a deck 58 ft wide.

Who owns Northwest Blvd over Pecan Branch?

It is owned by the City or Municipal Highway Agency.