US Bridges

Lp 1 NB over Kincheon Branch

Good

Travis County, Texas · 1.4 MI SW of Wm Cannon · Structure no. 142270313601109

Built
1990
35 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
185 ft
1 main span
Daily traffic
40,516
2023 count
Owner
State
State Highway Agency

About this bridge

Lp 1 NB over Kincheon Branch is a prestressed concrete stringer/multi-beam or girder carrying Lp 1 NB over Kincheon Branch in Travis County, Texas. It was built in 1990, so it is 35 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 40,516 vehicles a day, roughly 4% of them trucks, projected to reach 50,240 by 2042. The structure is 185 ft (56.4 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLp 1 NB
CrossesKincheon Branch
Location1.4 MI SW of Wm Cannon
RouteState Highway 1
StateTexas
Coordinates30.21192, -97.85729
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length185 ft (56.4 m)
Longest span75 ft (22.9 m)
Deck width71 ft (21.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,516 (2023)
Projected traffic50,240 by 2042
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Lp 1 NB over Kincheon Branch built?

It was built in 1990, making it 35 years old in 2025.

What condition is Lp 1 NB over Kincheon 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 August 2024.

How much traffic does Lp 1 NB over Kincheon Branch carry?

About 40,516 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Lp 1 NB over Kincheon Branch?

The structure is 185 ft (56.4 m) long with a longest span of 75 ft (22.9 m) and a deck 71 ft wide.

Who owns Lp 1 NB over Kincheon Branch?

It is owned by the State Highway Agency.