US Bridges

Coal Creek RD over Coal Creek

Fair

Iron County, Utah · 940 N. 400 W. · Structure no. 021019D

Built
2016
9 years old
Condition
Fair
inspected March 2024
Type
Frame
Concrete
Length
32 ft
1 main span
Daily traffic
5,700
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Coal Creek RD over Coal Creek is a concrete frame carrying Coal Creek RD over Coal Creek in Iron County, Utah. It was built in 2016, so it is 9 years old, younger than the Utah average of 40.1 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 5,700 vehicles a day, roughly 5% of them trucks, projected to reach 7,125 by 2036. The structure is 32 ft (9.8 m) long and 104 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCoal Creek RD
CrossesCoal Creek
Location940 N. 400 W.
RouteCity Street 1773
StateUtah
Coordinates37.69353, -113.07384
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width104 ft (31.7 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2016)
Projected traffic7,125 by 2036
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Coal Creek RD over Coal Creek built?

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

What condition is Coal Creek RD over Coal Creek 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 March 2024.

How much traffic does Coal Creek RD over Coal Creek carry?

About 5,700 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Coal Creek RD over Coal Creek?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 104 ft wide.

Who owns Coal Creek RD over Coal Creek?

It is owned by the City or Municipal Highway Agency.