US Bridges

SH 14 Ml over Lake Canal

Good

Larimer County, Colorado · 0.85 MI W of JCT I-25 · Structure no. B-16-T

Built
1948
77 years old, rebuilt 1966
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
32,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 14 Ml over Lake Canal is a concrete culvert carrying SH 14 Ml over Lake Canal in Larimer County, Colorado. It was built in 1948 and reconstructed in 1966, so it is 77 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: open, posting recommended but not legally implemented.

It carries about 32,000 vehicles a day, roughly 5% of them trucks, projected to reach 44,160 by 2040. The structure is 22 ft (6.6 m) long and 183 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSH 14 Ml
CrossesLake Canal
Location0.85 MI W of JCT I-25
RouteState Highway 14C
Coordinates40.58107, -105.01748
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.2 US tons
Inventory rating18.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width183 ft (55.7 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2020)
Projected traffic44,160 by 2040
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 SH 14 Ml over Lake Canal built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1966.

What condition is SH 14 Ml over Lake Canal 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 November 2023.

How much traffic does SH 14 Ml over Lake Canal carry?

About 32,000 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SH 14 Ml over Lake Canal?

The structure is 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m) and a deck 183 ft wide.

Who owns SH 14 Ml over Lake Canal?

It is owned by the State Highway Agency.