US Bridges

IH 35 NB over Ss 26 & UP RR

Fair

Williamson County, Texas · 0.9 MI S of FM 2243 · Structure no. 142460001509249

Built
1965
60 years old, rebuilt 2002
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
220 ft
4 main spans
Daily traffic
64,514
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB over Ss 26 & UP RR is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB over Ss 26 & UP RR in Williamson County, Texas. It was built in 1965 and reconstructed in 2002, so it is 60 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 64,514 vehicles a day, roughly 13% of them trucks, projected to reach 95,320 by 2039. The structure is 220 ft (67.1 m) long and 56 ft wide.

CarriesIH 35 NB
CrossesSs 26 & UP RR
Location0.9 MI S of FM 2243
RouteInterstate 35
StateTexas
Coordinates30.60784, -97.68627
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span65 ft (19.8 m)
Deck width56 ft (17.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,514 (2019)
Projected traffic95,320 by 2039
Trucks13%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 NB over Ss 26 & UP RR built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2002.

What condition is IH 35 NB over Ss 26 & UP RR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does IH 35 NB over Ss 26 & UP RR carry?

About 64,514 vehicles per day (2019 count), of which roughly 13% are trucks.

How long is IH 35 NB over Ss 26 & UP RR?

The structure is 220 ft (67.1 m) long with a longest span of 65 ft (19.8 m) and a deck 56 ft wide.

Who owns IH 35 NB over Ss 26 & UP RR?

It is owned by the State Highway Agency.