US Bridges

Route 63 over Hop Brook

Fair

New Haven County, Connecticut · 1 MI South of Rt 84 · Structure no. 03376

Built
1966
59 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
13,300
2020 count
Owner
State
State Highway Agency

About this bridge

Route 63 over Hop Brook is a prestressed concrete stringer/multi-beam or girder carrying Route 63 over Hop Brook in New Haven County, Connecticut. It was built in 1966, so it is 59 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 5 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 13,300 vehicles a day, roughly 6% of them trucks, projected to reach 19,762 by 2040. The structure is 95 ft (29 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRoute 63
CrossesHop Brook
Location1 MI South of Rt 84
RouteState Highway 63
CountyNew Haven County
StateConnecticut
Coordinates41.52161, -73.08163
Functional classUrban Other Principal 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating50.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length95 ft (29 m)
Longest span90 ft (27.4 m)
Deck width45 ft (13.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,300 (2020)
Projected traffic19,762 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 63 over Hop Brook built?

It was built in 1966, making it 59 years old in 2025.

What condition is Route 63 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 March 2023.

How much traffic does Route 63 over Hop Brook carry?

About 13,300 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Route 63 over Hop Brook?

The structure is 95 ft (29 m) long with a longest span of 90 ft (27.4 m) and a deck 45 ft wide.

Who owns Route 63 over Hop Brook?

It is owned by the State Highway Agency.