US Bridges

Porter Rockwell over UPRR Uta Canal and River

Good

Salt Lake County, Utah · Bluffdale S of Redwood · Structure no. 0C1070

Built
2022
3 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
437 ft
2 main spans
Daily traffic
1,000
2023 count
Owner
State
State Highway Agency

About this bridge

Porter Rockwell over UPRR Uta Canal and River is a steel continuous stringer/multi-beam or girder carrying Porter Rockwell over UPRR Uta Canal and River in Salt Lake County, Utah. It was built in 2022, so it is 3 years old, younger than the Utah average of 40.1 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 1,000 vehicles a day, roughly 9% of them trucks, projected to reach 45,000 by 2040. The structure is 437 ft (133.3 m) long and 111 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPorter Rockwell
CrossesUPRR Uta Canal and River
LocationBluffdale S of Redwood
RouteState Highway 131
StateUtah
Coordinates40.4637, -111.933
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 23 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length437 ft (133.3 m)
Longest span255 ft (77.7 m)
Deck width111 ft (33.8 m)
Roadway width93 ft (28.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic45,000 by 2040
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Porter Rockwell over UPRR Uta Canal and River built?

It was built in 2022, making it 3 years old in 2025.

What condition is Porter Rockwell over UPRR Uta Canal and River 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 December 2024.

How much traffic does Porter Rockwell over UPRR Uta Canal and River carry?

About 1,000 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Porter Rockwell over UPRR Uta Canal and River?

The structure is 437 ft (133.3 m) long with a longest span of 255 ft (77.7 m) and a deck 111 ft wide.

Who owns Porter Rockwell over UPRR Uta Canal and River?

It is owned by the State Highway Agency.