US Bridges

Chambers Road over Sand Creek

Fair

Adams County, Colorado · Just South of 28th Ave · Structure no. AUR03.1-J.0

Built
1973
52 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
210 ft
3 main spans
Daily traffic
11,649
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chambers Road over Sand Creek is a prestressed concrete tee beam carrying Chambers Road over Sand Creek in Adams County, Colorado. It was built in 1973, so it is 52 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 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 11,649 vehicles a day, roughly 5% of them trucks, projected to reach 15,144 by 2041. The structure is 210 ft (64 m) long and 111 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesChambers Road
CrossesSand Creek
LocationJust South of 28th Ave
RouteCity Street 0
Coordinates39.75371, -104.81004
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating37.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length210 ft (64 m)
Longest span69 ft (21 m)
Deck width111 ft (33.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,649 (2021)
Projected traffic15,144 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Chambers Road over Sand Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Chambers Road over Sand 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 October 2023.

How much traffic does Chambers Road over Sand Creek carry?

About 11,649 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Chambers Road over Sand Creek?

The structure is 210 ft (64 m) long with a longest span of 69 ft (21 m) and a deck 111 ft wide.

Who owns Chambers Road over Sand Creek?

It is owned by the City or Municipal Highway Agency.