US Bridges

IH 45 Nbfr over Hardy Toll RD NB

Fair

Harris County, Texas · 0.3 MI S Montgomery C/L · Structure no. 121020011005131

Built
1988
37 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
380 ft
3 main spans
Daily traffic
18,259
2023 count
Owner
State
State Highway Agency

About this bridge

IH 45 Nbfr over Hardy Toll RD NB is a steel continuous stringer/multi-beam or girder carrying IH 45 Nbfr over Hardy Toll RD NB in Harris County, Texas. It was built in 1988, so it is 37 years old, younger 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 18,259 vehicles a day, roughly 6% of them trucks, projected to reach 25,563 by 2042. The structure is 380 ft (115.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 Nbfr
CrossesHardy Toll RD NB
Location0.3 MI S Montgomery C/L
CountyHarris County
StateTexas
Coordinates30.10656, -95.43501
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length380 ft (115.8 m)
Longest span150 ft (45.7 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,259 (2023)
Projected traffic25,563 by 2042
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$38,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 45 Nbfr over Hardy Toll RD NB built?

It was built in 1988, making it 37 years old in 2025.

What condition is IH 45 Nbfr over Hardy Toll RD NB 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 October 2024.

How much traffic does IH 45 Nbfr over Hardy Toll RD NB carry?

About 18,259 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is IH 45 Nbfr over Hardy Toll RD NB?

The structure is 380 ft (115.8 m) long with a longest span of 150 ft (45.7 m) and a deck 42 ft wide.

Who owns IH 45 Nbfr over Hardy Toll RD NB?

It is owned by the State Highway Agency.