US Bridges

Route 15 over Riversville RD E Br Byra

FairPosted for load

Fairfield County, Connecticut · 1.8 MI East of Exit 27 · Structure no. 05653

Built
1935
90 years old, rebuilt 1988
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
136 ft
2 main spans
Daily traffic
53,800
2022 count
Owner
State
State Highway Agency

About this bridge

Route 15 over Riversville RD E Br Byra is a prestressed concrete continuous stringer/multi-beam or girder carrying Route 15 over Riversville RD E Br Byra in Fairfield County, Connecticut. It was built in 1935 and reconstructed in 1988, so it is 90 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. Its operating status is: posted for other load-capacity restriction.

It carries about 53,800 vehicles a day, roughly 1% of them trucks, projected to reach 79,941 by 2042. The structure is 136 ft (41.5 m) long and 79 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRoute 15
CrossesRiversville RD E Br Byra
Location1.8 MI East of Exit 27
RouteState Highway 15
Coordinates41.06109, -73.67479
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating33.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span63 ft (19.2 m)
Deck width79 ft (24.2 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,800 (2022)
Projected traffic79,941 by 2042
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 15 over Riversville RD E Br Byra built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1988.

What condition is Route 15 over Riversville RD E Br Byra 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 July 2023.

How much traffic does Route 15 over Riversville RD E Br Byra carry?

About 53,800 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 15 over Riversville RD E Br Byra?

The structure is 136 ft (41.5 m) long with a longest span of 63 ft (19.2 m) and a deck 79 ft wide.

Who owns Route 15 over Riversville RD E Br Byra?

It is owned by the State Highway Agency.