US Bridges

1700 S. County Rd. over Blacksmith Fork River

Fair

Cache County, Utah · 1 Mile South of Logan · Structure no. 005064F

Built
2014
11 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
100 ft
1 main span
Daily traffic
441
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

1700 S. County Rd. over Blacksmith Fork River is a concrete stringer/multi-beam or girder carrying 1700 S. County Rd. over Blacksmith Fork River in Cache County, Utah. It was built in 2014, so it is 11 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 441 vehicles a day, roughly 1% of them trucks, projected to reach 536 by 2030. The structure is 100 ft (30.5 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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Carries1700 S. County Rd.
CrossesBlacksmith Fork River
Location1 Mile South of Logan
RouteCounty Highway 1193
CountyCache County
StateUtah
Coordinates41.70274, -111.84212
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span98 ft (29.9 m)
Deck width58 ft (17.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic441 (2010)
Projected traffic536 by 2030
Trucks1%
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 1700 S. County Rd. over Blacksmith Fork River built?

It was built in 2014, making it 11 years old in 2025.

What condition is 1700 S. County Rd. over Blacksmith Fork River 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 May 2024.

How much traffic does 1700 S. County Rd. over Blacksmith Fork River carry?

About 441 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is 1700 S. County Rd. over Blacksmith Fork River?

The structure is 100 ft (30.5 m) long with a longest span of 98 ft (29.9 m) and a deck 58 ft wide.

Who owns 1700 S. County Rd. over Blacksmith Fork River?

It is owned by the City or Municipal Highway Agency.