US Bridges

US 24 Ml over Pine Creek

Fair

Chaffee County, Colorado · 5.7 MI S.E. of Granite · Structure no. H-12-D

Built
1937
88 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
2,700
2020 count
Owner
State
State Highway Agency

About this bridge

US 24 Ml over Pine Creek is a concrete culvert carrying US 24 Ml over Pine Creek in Chaffee County, Colorado. It was built in 1937, so it is 88 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 5 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 2,700 vehicles a day, roughly 8% of them trucks, projected to reach 2,970 by 2040. The structure is 20 ft (6.1 m) long and 163 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesUS 24 Ml
CrossesPine Creek
Location5.7 MI S.E. of Granite
RouteU.S. Route 24A
Coordinates39.00198, -106.23111
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans1
Design loadH 15
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width163 ft (49.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2020)
Projected traffic2,970 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 24 Ml over Pine Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is US 24 Ml over Pine Creek 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 US 24 Ml over Pine Creek carry?

About 2,700 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is US 24 Ml over Pine Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 163 ft wide.

Who owns US 24 Ml over Pine Creek?

It is owned by the State Highway Agency.