US Bridges

SH146 NB Connector over UP Railroad Frtg Rds

Good

Harris County, Texas · 5.8 MI S of SH 225 · Structure no. 121020038905356

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,580 ft
4 main spans
Daily traffic
6,300
2017 count
Owner
State
State Highway Agency

About this bridge

SH146 NB Connector over UP Railroad Frtg Rds is a steel continuous stringer/multi-beam or girder carrying SH146 NB Connector over UP Railroad Frtg Rds in Harris County, Texas. It was built in 2016, so it is 9 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 6,300 vehicles a day, roughly 5% of them trucks, projected to reach 8,820 by 2042. The structure is 1,580 ft (481.6 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH146 NB Connector
CrossesUP Railroad Frtg Rds
Location5.8 MI S of SH 225
RouteState Highway 146
CountyHarris County
StateTexas
Coordinates29.60387, -95.03058
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
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 alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+6 approach)
Design loadHL 93
Structure length1,580 ft (481.6 m)
Longest span285 ft (86.9 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2017)
Projected traffic8,820 by 2042
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH146 NB Connector over UP Railroad Frtg Rds built?

It was built in 2016, making it 9 years old in 2025.

What condition is SH146 NB Connector over UP Railroad Frtg Rds 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 2024.

How much traffic does SH146 NB Connector over UP Railroad Frtg Rds carry?

About 6,300 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is SH146 NB Connector over UP Railroad Frtg Rds?

The structure is 1,580 ft (481.6 m) long with a longest span of 285 ft (86.9 m) and a deck 29 ft wide.

Who owns SH146 NB Connector over UP Railroad Frtg Rds?

It is owned by the State Highway Agency.