US Bridges

Route 68 over Naug Rv RTE 8 Mnrr SR710

Good

New Haven County, Connecticut · Rt 68 over RTE 8 Metro N. · Structure no. 00596

Built
1960
65 years old, rebuilt 2018
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
558 ft
6 main spans
Daily traffic
12,200
2021 count
Owner
State
State Highway Agency

About this bridge

Route 68 over Naug Rv RTE 8 Mnrr SR710 is a steel continuous stringer/multi-beam or girder carrying Route 68 over Naug Rv RTE 8 Mnrr SR710 in New Haven County, Connecticut. It was built in 1960 and reconstructed in 2018, so it is 65 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,200 vehicles a day, roughly 6% of them trucks, projected to reach 18,128 by 2041. The structure is 558 ft (170.1 m) long and 65 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 68
CrossesNaug Rv RTE 8 Mnrr SR710
LocationRt 68 over RTE 8 Metro N.
RouteState Highway 68
Coordinates41.50263, -73.04752
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length558 ft (170.1 m)
Longest span100 ft (30.5 m)
Deck width65 ft (19.7 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,200 (2021)
Projected traffic18,128 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 68 over Naug Rv RTE 8 Mnrr SR710 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2018.

What condition is Route 68 over Naug Rv RTE 8 Mnrr SR710 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Route 68 over Naug Rv RTE 8 Mnrr SR710 carry?

About 12,200 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 68 over Naug Rv RTE 8 Mnrr SR710?

The structure is 558 ft (170.1 m) long with a longest span of 100 ft (30.5 m) and a deck 65 ft wide.

Who owns Route 68 over Naug Rv RTE 8 Mnrr SR710?

It is owned by the State Highway Agency.