US Bridges

I 70 Ml Wbnd over East Spring Creek

Fair

Kit Carson County, Colorado · 2.7 Mi. W. of Stratton · Structure no. G-26-S

Built
1965
60 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
208 ft
5 main spans
Daily traffic
4,350
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Wbnd over East Spring Creek is a concrete tee beam carrying I 70 Ml Wbnd over East Spring Creek in Kit Carson County, Colorado. It was built in 1965, so it is 60 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 4,350 vehicles a day, roughly 28% of them trucks, projected to reach 5,090 by 2040. The structure is 208 ft (63.4 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml Wbnd
CrossesEast Spring Creek
Location2.7 Mi. W. of Stratton
RouteInterstate 70A
Coordinates39.29347, -102.65498
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJuly 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.1 US tons
Inventory rating40.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length208 ft (63.4 m)
Longest span44 ft (13.3 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,350 (2020)
Projected traffic5,090 by 2040
Trucks28%
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 East Spring Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 70 Ml Wbnd over East Spring 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 July 2023.

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

About 4,350 vehicles per day (2020 count), of which roughly 28% are trucks.

How long is I 70 Ml Wbnd over East Spring Creek?

The structure is 208 ft (63.4 m) long with a longest span of 44 ft (13.3 m) and a deck 40 ft wide.

Who owns I 70 Ml Wbnd over East Spring Creek?

It is owned by the State Highway Agency.