US Bridges

US 287 Ml over Draw

Fair

Larimer County, Colorado · 0.1 MI South of 37th ST · Structure no. C-16-J

Built
1924
101 years old, rebuilt 1958
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
29,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 287 Ml over Draw is a concrete culvert carrying US 287 Ml over Draw in Larimer County, Colorado. It was built in 1924 and reconstructed in 1958, so it is 101 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 29,000 vehicles a day, roughly 3% of them trucks, projected to reach 35,090 by 2040. The structure is 25 ft (7.7 m) long and 139 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 287 Ml
CrossesDraw
Location0.1 MI South of 37th ST
RouteU.S. Route 287C
Coordinates40.42901, -105.07722
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length25 ft (7.7 m)
Longest span12 ft (3.7 m)
Deck width139 ft (42.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,000 (2020)
Projected traffic35,090 by 2040
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 287 Ml over Draw built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1958.

What condition is US 287 Ml over 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 September 2023.

How much traffic does US 287 Ml over Draw carry?

About 29,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is US 287 Ml over Draw?

The structure is 25 ft (7.7 m) long with a longest span of 12 ft (3.7 m) and a deck 139 ft wide.

Who owns US 287 Ml over Draw?

It is owned by the State Highway Agency.