US Bridges

I 70 Ml Wbnd over Clear Creek

Fair

Clear Creek County, Colorado · 2.7 MI E of JCT SH 103 · Structure no. F-15-BH

Built
1961
64 years old, rebuilt 1981
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
178 ft
3 main spans
Daily traffic
23,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Wbnd over Clear Creek is a steel stringer/multi-beam or girder carrying I 70 Ml Wbnd over Clear Creek in Clear Creek County, Colorado. It was built in 1961 and reconstructed in 1981, so it is 64 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 23,500 vehicles a day, roughly 6% of them trucks, projected to reach 29,375 by 2040. The structure is 178 ft (54.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml Wbnd
CrossesClear Creek
Location2.7 MI E of JCT SH 103
RouteInterstate 70A
Coordinates39.74653, -105.46539
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length178 ft (54.3 m)
Longest span59 ft (18 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,500 (2020)
Projected traffic29,375 by 2040
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 70 Ml Wbnd over Clear Creek built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1981.

What condition is I 70 Ml Wbnd over Clear 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 January 2024.

How much traffic does I 70 Ml Wbnd over Clear Creek carry?

About 23,500 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is I 70 Ml Wbnd over Clear Creek?

The structure is 178 ft (54.3 m) long with a longest span of 59 ft (18 m) and a deck 44 ft wide.

Who owns I 70 Ml Wbnd over Clear Creek?

It is owned by the State Highway Agency.