US Bridges

Lt Mntn RD over I-90

Fair

Lake County, Ohio · Approx 1MI E SR615 · Structure no. 4304179

Built
1962
63 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
478 ft
6 main spans
Daily traffic
4,194
2015 count
Owner
State
State Highway Agency

About this bridge

Lt Mntn RD over I-90 is a steel continuous stringer/multi-beam or girder carrying Lt Mntn RD over I-90 in Lake County, Ohio. It was built in 1962, so it is 63 years old, older than the Ohio average of 47.3 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 4,194 vehicles a day, roughly 8% of them trucks, projected to reach 71,705 by 2035. The structure is 478 ft (145.7 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLt Mntn RD
CrossesI-90
LocationApprox 1MI E SR615
RouteCity Street 1986
CountyLake County
StateOhio
Coordinates41.64794, -81.32445
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length478 ft (145.7 m)
Longest span87 ft (26.5 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,194 (2015)
Projected traffic71,705 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Lt Mntn RD over I-90 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Lt Mntn RD over I-90 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 June 2024.

How much traffic does Lt Mntn RD over I-90 carry?

About 4,194 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Lt Mntn RD over I-90?

The structure is 478 ft (145.7 m) long with a longest span of 87 ft (26.5 m) and a deck 34 ft wide.

Who owns Lt Mntn RD over I-90?

It is owned by the State Highway Agency.