US Bridges

Maple Street over Wepawaug River

Fair

New Haven County, Connecticut · 0.2 MI So. of US Route 1 · Structure no. 04943

Built
1951
74 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Steel
Length
49 ft
3 main spans
Daily traffic
550
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Maple Street over Wepawaug River is a steel arch - deck carrying Maple Street over Wepawaug River in New Haven County, Connecticut. It was built in 1951, so it is 74 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 550 vehicles a day, roughly 4% of them trucks, projected to reach 817 by 2044. The structure is 49 ft (14.9 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMaple Street
CrossesWepawaug River
Location0.2 MI So. of US Route 1
RouteCity Street 0
Coordinates41.22881, -73.05775
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating60 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span15 ft (4.6 m)
Deck width31 ft (9.5 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2024)
Projected traffic817 by 2044
Trucks4%
Lanes on structure2
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Maple Street over Wepawaug River built?

It was built in 1951, making it 74 years old in 2025.

What condition is Maple Street over Wepawaug River 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 Maple Street over Wepawaug River carry?

About 550 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Maple Street over Wepawaug River?

The structure is 49 ft (14.9 m) long with a longest span of 15 ft (4.6 m) and a deck 31 ft wide.

Who owns Maple Street over Wepawaug River?

It is owned by the City or Municipal Highway Agency.