US Bridges

Converse Road over Lost Creek

Good

Adams County, Colorado · 0.1 MI S of 144th Avenue · Structure no. ADA33N-143.2145

Built
1997
28 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
59
2021 count
Owner
County
County Highway Agency

About this bridge

Converse Road over Lost Creek is a steel stringer/multi-beam or girder carrying Converse Road over Lost Creek in Adams County, Colorado. It was built in 1997, so it is 28 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 59 vehicles a day, roughly 5% of them trucks, projected to reach 77 by 2041. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesConverse Road
CrossesLost Creek
Location0.1 MI S of 144th Avenue
RouteCounty Highway 0
Coordinates39.95334, -104.43313
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59 (2021)
Projected traffic77 by 2041
Trucks5%
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 built?

It was built in 1997, making it 28 years old in 2025.

What condition is Converse Road over Lost Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does Converse Road over Lost Creek carry?

About 59 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Converse Road over Lost Creek?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 28 ft wide.

Who owns Converse Road over Lost Creek?

It is owned by the County Highway Agency.