US Bridges

SH 48 NB over UP RR

Good

Cameron County, Texas · 0.17 MI NE of FM 511 · Structure no. 210310022007024

Built
1993
32 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
6,937
2019 count
Owner
State
State Highway Agency

About this bridge

SH 48 NB over UP RR is a prestressed concrete stringer/multi-beam or girder carrying SH 48 NB over UP RR in Cameron County, Texas. It was built in 1993, so it is 32 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 6,937 vehicles a day, roughly 11% of them trucks, projected to reach 10,570 by 2033. The structure is 180 ft (54.9 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 48 NB
CrossesUP RR
Location0.17 MI NE of FM 511
RouteState Highway 48
StateTexas
Coordinates25.9546, -97.41365
Functional classUrban Other Principal Arterial

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 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width57 ft (17.3 m)
Roadway width54 ft (16.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,937 (2019)
Projected traffic10,570 by 2033
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 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 48 NB over UP RR built?

It was built in 1993, making it 32 years old in 2025.

What condition is SH 48 NB over UP RR 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 SH 48 NB over UP RR carry?

About 6,937 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is SH 48 NB over UP RR?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 57 ft wide.

Who owns SH 48 NB over UP RR?

It is owned by the State Highway Agency.