US Bridges

Highland Drive over Big Cottonwood Creek

PoorPosted for load

Salt Lake County, Utah · 4850 SO.1850 E. Holladay · Structure no. 035066D

Built
1936
89 years old, rebuilt 1964
Condition
Poor
inspected December 2023
Type
Tee Beam
Concrete
Length
37 ft
1 main span
Daily traffic
20,009
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Highland Drive over Big Cottonwood Creek is a concrete tee beam carrying Highland Drive over Big Cottonwood Creek in Salt Lake County, Utah. It was built in 1936 and reconstructed in 1964, so it is 89 years old, older than the Utah average of 40.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 20,009 vehicles a day, roughly 4% of them trucks, projected to reach 24,011 by 2037. The structure is 37 ft (11.4 m) long and 88 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHighland Drive
CrossesBig Cottonwood Creek
Location4850 SO.1850 E. Holladay
RouteCity Street 2266
StateUtah
Coordinates40.66392, -111.83867
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.9 US tons
Inventory rating8.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length37 ft (11.4 m)
Longest span33 ft (10.1 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,009 (2017)
Projected traffic24,011 by 2037
Trucks4%
Lanes on structure4
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Highland Drive over Big Cottonwood Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1964.

What condition is Highland Drive over Big Cottonwood Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2023.

How much traffic does Highland Drive over Big Cottonwood Creek carry?

About 20,009 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Highland Drive over Big Cottonwood Creek?

The structure is 37 ft (11.4 m) long with a longest span of 33 ft (10.1 m) and a deck 88 ft wide.

Who owns Highland Drive over Big Cottonwood Creek?

It is owned by the City or Municipal Highway Agency.