US Bridges

Route 68 over Hop Brook

Fair

New Haven County, Connecticut · At Junction With Route 63 · Structure no. 05709

Built
1933
92 years old, rebuilt 1989
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
10,800
2019 count
Owner
State
State Highway Agency

About this bridge

Route 68 over Hop Brook is a prestressed concrete box beam or girders - multiple carrying Route 68 over Hop Brook in New Haven County, Connecticut. It was built in 1933 and reconstructed in 1989, so it is 92 years old, older 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 10,800 vehicles a day, roughly 4% of them trucks, projected to reach 16,048 by 2039. The structure is 48 ft (14.6 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 68
CrossesHop Brook
LocationAt Junction With Route 63
RouteState Highway 68
Coordinates41.49951, -73.05499
Functional classUrban Minor Arterial

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.2 US tons
Inventory rating44.5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width55 ft (16.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,800 (2019)
Projected traffic16,048 by 2039
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Route 68 over Hop Brook built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1989.

What condition is Route 68 over Hop Brook 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 January 2024.

How much traffic does Route 68 over Hop Brook carry?

About 10,800 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Route 68 over Hop Brook?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 55 ft wide.

Who owns Route 68 over Hop Brook?

It is owned by the State Highway Agency.