US Bridges

SH 14 Ml over Falls Gulch

Fair

Larimer County, Colorado · 10.2 MI W of JCT US 287 · Structure no. B-15-AA

Built
1950
75 years old, rebuilt 2017
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
1,200
2018 count
Owner
State
State Highway Agency

About this bridge

SH 14 Ml over Falls Gulch is a concrete culvert carrying SH 14 Ml over Falls Gulch in Larimer County, Colorado. It was built in 1950 and reconstructed in 2017, so it is 75 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 1,200 vehicles a day, roughly 10% of them trucks, projected to reach 1,620 by 2038. The structure is 26 ft (7.8 m) long and 46 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesSH 14 Ml
CrossesFalls Gulch
Location10.2 MI W of JCT US 287
RouteState Highway 14B
Coordinates40.68724, -105.30912
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
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 rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span12 ft (3.6 m)
Deck width46 ft (13.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2018)
Projected traffic1,620 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 km)
TollOn a free road
National Highway SystemNo

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 Falls Gulch built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2017.

What condition is SH 14 Ml over Falls Gulch 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 SH 14 Ml over Falls Gulch carry?

About 1,200 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is SH 14 Ml over Falls Gulch?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.6 m) and a deck 46 ft wide.

Who owns SH 14 Ml over Falls Gulch?

It is owned by the State Highway Agency.