US Bridges

Lopus Road over Metro-North Railroad

Fair

New Haven County, Connecticut · .4 Miles S of Main Street · Structure no. 06018

Built
1991
34 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
500
2018 count
Owner
Unknown
Unknown

About this bridge

Lopus Road over Metro-North Railroad is a prestressed concrete box beam or girders - multiple carrying Lopus Road over Metro-North Railroad in New Haven County, Connecticut. It was built in 1991, so it is 34 years old, younger than the Connecticut average of 56.7 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 500 vehicles a day, roughly 5% of them trucks, projected to reach 743 by 2038. The structure is 46 ft (14 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLopus Road
CrossesMetro-North Railroad
Location.4 Miles S of Main Street
RouteCity Street 0
Coordinates41.44252, -73.06428
Functional classUrban 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 inspectionOctober 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating101 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span41 ft (12.5 m)
Deck width41 ft (12.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2018)
Projected traffic743 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
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 Lopus Road over Metro-North Railroad built?

It was built in 1991, making it 34 years old in 2025.

What condition is Lopus Road over Metro-North Railroad 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 October 2024.

How much traffic does Lopus Road over Metro-North Railroad carry?

About 500 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Lopus Road over Metro-North Railroad?

The structure is 46 ft (14 m) long with a longest span of 41 ft (12.5 m) and a deck 41 ft wide.

Who owns Lopus Road over Metro-North Railroad?

It is owned by the Unknown and maintained by the State Highway Agency.