US Bridges

Canon Street over Bear Creek

FairPosted for load

Jefferson County, Colorado · At Inter With SH 8 · Structure no. MORR-CANON ST

Built
1945
80 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete
Length
46 ft
1 main span
Daily traffic
102
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Canon Street over Bear Creek is a concrete tee beam carrying Canon Street over Bear Creek in Jefferson County, Colorado. It was built in 1945, so it is 80 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 102 vehicles a day, roughly 4% of them trucks, projected to reach 117 by 2041. The structure is 46 ft (14 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCanon Street
CrossesBear Creek
LocationAt Inter With SH 8
RouteCity Street 0
Coordinates39.65425, -105.19458
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14 m)
Longest span43 ft (13.1 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102 (2021)
Projected traffic117 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Canon Street over Bear Creek built?

It was built in 1945, making it 80 years old in 2025.

What condition is Canon Street over Bear 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 April 2023.

How much traffic does Canon Street over Bear Creek carry?

About 102 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Canon Street over Bear Creek?

The structure is 46 ft (14 m) long with a longest span of 43 ft (13.1 m) and a deck 22 ft wide.

Who owns Canon Street over Bear Creek?

It is owned by the City or Municipal Highway Agency.