US Bridges

SH 45 EB over IH 35

Good

Williamson County, Texas · 0.70 MI E of FM 1325 · Structure no. 142460001509490

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
3,319 ft
28 main spans
Daily traffic
24,640
2013 count
Owner
State
State Highway Agency

About this bridge

SH 45 EB over IH 35 is a prestressed concrete stringer/multi-beam or girder carrying SH 45 EB over IH 35 in Williamson County, Texas. It was built in 2006, so it is 19 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 24,640 vehicles a day, roughly 8% of them trucks, projected to reach 34,490 by 2033. The structure is 3,319 ft (1,011.6 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 45 EB
CrossesIH 35
Location0.70 MI E of FM 1325
RouteState Highway 45
StateTexas
Coordinates30.48002, -97.67657
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans28
Design loadHS 20
Structure length3,319 ft (1,011.6 m)
Longest span128 ft (39 m)
Deck width58 ft (17.7 m)
Roadway width56 ft (17 m)
Vertical clearance over deck27 ft (8.2 m)

Traffic and service

Average daily traffic24,640 (2013)
Projected traffic34,490 by 2033
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 45 EB over IH 35 built?

It was built in 2006, making it 19 years old in 2025.

What condition is SH 45 EB over IH 35 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 November 2023.

How much traffic does SH 45 EB over IH 35 carry?

About 24,640 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is SH 45 EB over IH 35?

The structure is 3,319 ft (1,011.6 m) long with a longest span of 128 ft (39 m) and a deck 58 ft wide.

Who owns SH 45 EB over IH 35?

It is owned by the State Highway Agency.