US Bridges

Local Rd. 60.30 over I70 Ml

Fair

Kit Carson County, Colorado · Border of Co/Ks · Structure no. G-28-V

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
273 ft
4 main spans
Daily traffic
—
2024 count
Owner
State
State Highway Agency

About this bridge

Local Rd. 60.30 over I70 Ml is a concrete continuous box beam or girders - multiple carrying Local Rd. 60.30 over I70 Ml in Kit Carson County, Colorado. It was built in 1969, so it is 56 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.

No traffic count is recorded. The structure is 273 ft (83.1 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLocal Rd. 60.30
CrossesI70 Ml
LocationBorder of Co/Ks
RouteCounty Highway 0
Coordinates39.32947, -102.04864
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating67 US tons
Inventory rating40.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length273 ft (83.1 m)
Longest span79 ft (24.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic26 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Local Rd. 60.30 over I70 Ml built?

It was built in 1969, making it 56 years old in 2025.

What condition is Local Rd. 60.30 over I70 Ml 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 April 2024.

How much traffic does Local Rd. 60.30 over I70 Ml carry?

No traffic count is recorded for this structure.

How long is Local Rd. 60.30 over I70 Ml?

The structure is 273 ft (83.1 m) long with a longest span of 79 ft (24.1 m) and a deck 27 ft wide.

Who owns Local Rd. 60.30 over I70 Ml?

It is owned by the State Highway Agency.