US Bridges

Converse Road over Lost Creek Tributary

Fair

Adams County, Colorado · .6 MI S of 104th Avenue · Structure no. ADA33N-098.4141

Built
1960
65 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
52
2021 count
Owner
County
County Highway Agency

About this bridge

Converse Road over Lost Creek Tributary is a steel stringer/multi-beam or girder carrying Converse Road over Lost Creek Tributary in Adams County, Colorado. It was built in 1960, so it is 65 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 52 vehicles a day, roughly 10% of them trucks, projected to reach 67 by 2041. The structure is 40 ft (12.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesConverse Road
CrossesLost Creek Tributary
Location.6 MI S of 104th Avenue
RouteCounty Highway 0
CountyAdams County
StateColorado
Coordinates39.87359, -104.43275
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.3 US tons
Inventory rating22.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span39 ft (11.8 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2021)
Projected traffic67 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Converse Road over Lost Creek Tributary built?

It was built in 1960, making it 65 years old in 2025.

What condition is Converse Road over Lost Creek Tributary 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 December 2023.

How much traffic does Converse Road over Lost Creek Tributary carry?

About 52 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Converse Road over Lost Creek Tributary?

The structure is 40 ft (12.3 m) long with a longest span of 39 ft (11.8 m) and a deck 24 ft wide.

Who owns Converse Road over Lost Creek Tributary?

It is owned by the County Highway Agency.