US Bridges

RTE 103(MAPLE Ave) over CSX Railroad

Fair

New Haven County, Connecticut · 2.0 MI S of Route 22 · Structure no. 00447

Built
1961
64 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
75 ft
1 main span
Daily traffic
7,700
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 103(MAPLE Ave) over CSX Railroad is a steel stringer/multi-beam or girder carrying RTE 103(MAPLE Ave) over CSX Railroad in New Haven County, Connecticut. It was built in 1961, so it is 64 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 7,700 vehicles a day, roughly 5% of them trucks, projected to reach 11,441 by 2041. The structure is 75 ft (22.9 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRTE 103(MAPLE Ave)
CrossesCSX Railroad
Location2.0 MI S of Route 22
RouteState Highway 103
CountyNew Haven County
StateConnecticut
Coordinates41.36852, -72.85256
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.8 US tons
Inventory rating56.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span63 ft (19.2 m)
Deck width52 ft (16 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,700 (2021)
Projected traffic11,441 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 103(MAPLE Ave) over CSX Railroad built?

It was built in 1961, making it 64 years old in 2025.

What condition is RTE 103(MAPLE Ave) over CSX 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 December 2023.

How much traffic does RTE 103(MAPLE Ave) over CSX Railroad carry?

About 7,700 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is RTE 103(MAPLE Ave) over CSX Railroad?

The structure is 75 ft (22.9 m) long with a longest span of 63 ft (19.2 m) and a deck 52 ft wide.

Who owns RTE 103(MAPLE Ave) over CSX Railroad?

It is owned by the State Highway Agency.