US Bridges

US-89 (SR-89) over Johnson Wash

Good

Kane County, Utah · 9 Miles East of Kanab · Structure no. 0D 605

Built
1958
67 years old
Condition
Good
inspected April 2023
Type
Frame
Concrete
Length
57 ft
1 main span
Daily traffic
3,499
2022 count
Owner
State
State Highway Agency

About this bridge

US-89 (SR-89) over Johnson Wash is a concrete frame carrying US-89 (SR-89) over Johnson Wash in Kane County, Utah. It was built in 1958, so it is 67 years old, older 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 3,499 vehicles a day, roughly 37% of them trucks, projected to reach 4,199 by 2042. The structure is 57 ft (17.4 m) long and 42 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesUS-89 (SR-89)
CrossesJohnson Wash
Location9 Miles East of Kanab
RouteU.S. Route 89
StateUtah
Coordinates37.0375, -112.35611
Functional classRural Principal Arterial - Other

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length57 ft (17.4 m)
Longest span51 ft (15.5 m)
Deck width42 ft (12.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic3,499 (2022)
Projected traffic4,199 by 2042
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 US-89 (SR-89) over Johnson Wash built?

It was built in 1958, making it 67 years old in 2025.

What condition is US-89 (SR-89) over Johnson Wash 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 April 2023.

How much traffic does US-89 (SR-89) over Johnson Wash carry?

About 3,499 vehicles per day (2022 count), of which roughly 37% are trucks.

How long is US-89 (SR-89) over Johnson Wash?

The structure is 57 ft (17.4 m) long with a longest span of 51 ft (15.5 m) and a deck 42 ft wide.

Who owns US-89 (SR-89) over Johnson Wash?

It is owned by the State Highway Agency.