US Bridges

N Lp 1 T/A & UPRR over Draw

Good

Travis County, Texas · 1.80 MI N of US 183 · Structure no. 142270313601077

Built
1989
36 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
14,650
2010 count
Owner
State
State Highway Agency

About this bridge

N Lp 1 T/A & UPRR over Draw is a concrete culvert carrying N Lp 1 T/A & UPRR over Draw in Travis County, Texas. It was built in 1989, so it is 36 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 14,650 vehicles a day, roughly 3% of them trucks, projected to reach 24,440 by 2030. The structure is 25 ft (7.6 m) long and 250 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesN Lp 1 T/A & UPRR
CrossesDraw
Location1.80 MI N of US 183
RouteState Highway 1
CountyTravis County
StateTexas
Coordinates30.40211, -97.72891
Functional classUrban Collector

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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span9 ft (2.7 m)
Deck width250 ft (76.2 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,650 (2010)
Projected traffic24,440 by 2030
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byLocal Toll Authority
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 N Lp 1 T/A & UPRR over Draw built?

It was built in 1989, making it 36 years old in 2025.

What condition is N Lp 1 T/A & UPRR over Draw 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 N Lp 1 T/A & UPRR over Draw carry?

About 14,650 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is N Lp 1 T/A & UPRR over Draw?

The structure is 25 ft (7.6 m) long with a longest span of 9 ft (2.7 m) and a deck 250 ft wide.

Who owns N Lp 1 T/A & UPRR over Draw?

It is owned by the State Highway Agency and maintained by the Local Toll Authority.