US Bridges

IH 35 SB over FM 436

Good

Bell County, Texas · 1.05 MI N of Lp 121 · Structure no. 090140001514347

Built
1976
49 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete Continuous
Length
220 ft
4 main spans
Daily traffic
35,650
2017 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB over FM 436 is a prestressed concrete continuous slab carrying IH 35 SB over FM 436 in Bell County, Texas. It was built in 1976, so it is 49 years old, older 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 35,650 vehicles a day, roughly 29% of them trucks, projected to reach 43,340 by 2033. The structure is 220 ft (67.1 m) long and 52 ft wide.

CarriesIH 35 SB
CrossesFM 436
Location1.05 MI N of Lp 121
RouteInterstate 35
StateTexas
Coordinates31.04536, -97.46752
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span65 ft (19.8 m)
Deck width52 ft (15.8 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deck22 ft (6.7 m)

Traffic and service

Average daily traffic35,650 (2017)
Projected traffic43,340 by 2033
Trucks29%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 SB over FM 436 built?

It was built in 1976, making it 49 years old in 2025.

What condition is IH 35 SB over FM 436 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 March 2023.

How much traffic does IH 35 SB over FM 436 carry?

About 35,650 vehicles per day (2017 count), of which roughly 29% are trucks.

How long is IH 35 SB over FM 436?

The structure is 220 ft (67.1 m) long with a longest span of 65 ft (19.8 m) and a deck 52 ft wide.

Who owns IH 35 SB over FM 436?

It is owned by the State Highway Agency.