US Bridges

IH 35 NB over Hilltop Road

Good

McLennan County, Texas · 1.1 MI N of FM 308 · Structure no. 091610001409512

Built
2013
12 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
345 ft
3 main spans
Daily traffic
38,636
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB over Hilltop Road is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB over Hilltop Road in McLennan County, Texas. It was built in 2013, so it is 12 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 38,636 vehicles a day, roughly 35% of them trucks, projected to reach 45,325 by 2037. The structure is 345 ft (105.2 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesIH 35 NB
CrossesHilltop Road
Location1.1 MI N of FM 308
RouteInterstate 35
CountyMcLennan County
StateTexas
Coordinates31.68789, -97.09986
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length345 ft (105.2 m)
Longest span125 ft (38.1 m)
Deck width60 ft (18.3 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,636 (2019)
Projected traffic45,325 by 2037
Trucks35%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 IH 35 NB over Hilltop Road built?

It was built in 2013, making it 12 years old in 2025.

What condition is IH 35 NB over Hilltop Road 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 January 2023.

How much traffic does IH 35 NB over Hilltop Road carry?

About 38,636 vehicles per day (2019 count), of which roughly 35% are trucks.

How long is IH 35 NB over Hilltop Road?

The structure is 345 ft (105.2 m) long with a longest span of 125 ft (38.1 m) and a deck 60 ft wide.

Who owns IH 35 NB over Hilltop Road?

It is owned by the State Highway Agency.