US Bridges

County Road 19 over I 70 Ml

Good

Kit Carson County, Colorado · 14.5 MI E of Flagler · Structure no. G-25-B

Built
1964
61 years old
Condition
Good
inspected November 2023
Type
Tee Beam
Concrete Continuous
Length
247 ft
5 main spans
Daily traffic
17
2022 count
Owner
State
State Highway Agency

About this bridge

County Road 19 over I 70 Ml is a concrete continuous tee beam carrying County Road 19 over I 70 Ml in Kit Carson County, Colorado. It was built in 1964, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 17 vehicles a day, projected to reach 20 by 2042. The structure is 247 ft (75.3 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty Road 19
CrossesI 70 Ml
Location14.5 MI E of Flagler
RouteCounty Highway 70A
Coordinates39.29412, -102.81759
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating24 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckOther
Main spans5
Design loadHS 20
Structure length247 ft (75.3 m)
Longest span57 ft (17.4 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17 (2022)
Projected traffic20 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

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 County Road 19 over I 70 Ml built?

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

What condition is County Road 19 over I 70 Ml in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does County Road 19 over I 70 Ml carry?

About 17 vehicles per day (2022 count).

How long is County Road 19 over I 70 Ml?

The structure is 247 ft (75.3 m) long with a longest span of 57 ft (17.4 m) and a deck 28 ft wide.

Who owns County Road 19 over I 70 Ml?

It is owned by the State Highway Agency.