US Bridges

I 25 Bus Rt over Bear Creek

Poor

Huerfano County, Colorado · 0.5 Miles North of JCT I · Structure no. N-17-L

Built
1933
92 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
142 ft
3 main spans
Daily traffic
1,900
2020 count
Owner
State
State Highway Agency

About this bridge

I 25 Bus Rt over Bear Creek is a steel stringer/multi-beam or girder carrying I 25 Bus Rt over Bear Creek in Huerfano County, Colorado. It was built in 1933, so it is 92 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,900 vehicles a day, roughly 11% of them trucks, projected to reach 1,957 by 2040. The structure is 142 ft (43.4 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 25 Bus Rt
CrossesBear Creek
Location0.5 Miles North of JCT I
RouteState Highway 25C
Coordinates37.61817, -104.76864
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: 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 rating34.2 US tons
Inventory rating20.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length142 ft (43.4 m)
Longest span58 ft (17.7 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2020)
Projected traffic1,957 by 2040
Trucks11%
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

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 I 25 Bus Rt over Bear Creek built?

It was built in 1933, making it 92 years old in 2025.

What condition is I 25 Bus Rt over Bear Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does I 25 Bus Rt over Bear Creek carry?

About 1,900 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is I 25 Bus Rt over Bear Creek?

The structure is 142 ft (43.4 m) long with a longest span of 58 ft (17.7 m) and a deck 33 ft wide.

Who owns I 25 Bus Rt over Bear Creek?

It is owned by the State Highway Agency.