US Bridges

County Road 53 over Larson Draw

Fair

Logan County, Colorado · 0.3 MI S of Co. RD 48 · Structure no. LOG53-46.7-255

Built
1991
34 years old
Condition
Fair
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
48
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 53 over Larson Draw is a prestressed concrete tee beam carrying County Road 53 over Larson Draw in Logan County, Colorado. It was built in 1991, so it is 34 years old, younger 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 48 vehicles a day, roughly 28% of them trucks, projected to reach 59 by 2042. The structure is 37 ft (11.4 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 53
CrossesLarson Draw
Location0.3 MI S of Co. RD 48
RouteCounty Highway 0
Coordinates40.772, -103.07527
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.
Substructure7 GoodSome minor problems.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.8 US tons
Inventory rating39.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span35 ft (10.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2022)
Projected traffic59 by 2042
Trucks28%
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 County Road 53 over Larson Draw built?

It was built in 1991, making it 34 years old in 2025.

What condition is County Road 53 over Larson Draw 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 County Road 53 over Larson Draw carry?

About 48 vehicles per day (2022 count), of which roughly 28% are trucks.

How long is County Road 53 over Larson Draw?

The structure is 37 ft (11.4 m) long with a longest span of 35 ft (10.6 m) and a deck 31 ft wide.

Who owns County Road 53 over Larson Draw?

It is owned by the County Highway Agency.