US Bridges

I 70 Ml over Draw

Fair

Kit Carson County, Colorado · 14.1 MI E of Flagler · Structure no. G-25-M

Built
1964
61 years old, rebuilt 1970
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
34 ft
4 main spans
Daily traffic
9,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml over Draw is a concrete culvert carrying I 70 Ml over Draw in Kit Carson County, Colorado. It was built in 1964 and reconstructed in 1970, so it is 61 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 9,000 vehicles a day, roughly 27% of them trucks, projected to reach 10,530 by 2040. The structure is 34 ft (10.5 m) long and 224 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml
CrossesDraw
Location14.1 MI E of Flagler
RouteInterstate 70A
Coordinates39.29408, -102.82331
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 rating81 US tons
Inventory rating48.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length34 ft (10.5 m)
Longest span8 ft (2.4 m)
Deck width224 ft (68.3 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2020)
Projected traffic10,530 by 2040
Trucks27%
Lanes on structure4
Traffic directionTwo-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 over Draw built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1970.

What condition is I 70 Ml over Draw 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 November 2023.

How much traffic does I 70 Ml over Draw carry?

About 9,000 vehicles per day (2020 count), of which roughly 27% are trucks.

How long is I 70 Ml over Draw?

The structure is 34 ft (10.5 m) long with a longest span of 8 ft (2.4 m) and a deck 224 ft wide.

Who owns I 70 Ml over Draw?

It is owned by the State Highway Agency.