US Bridges

Route 15 SB over Route 314 - Berlin Tnpk.

Poor

Hartford County, Connecticut · JCT of 15 and Berlin Tnpk · Structure no. 00448

Built
1942
83 years old, rebuilt 1987
Condition
Poor
inspected August 2024
Type
Frame
Steel Continuous
Length
158 ft
2 main spans
Daily traffic
16,000
2022 count
Owner
State
State Highway Agency

About this bridge

Route 15 SB over Route 314 - Berlin Tnpk. is a steel continuous frame carrying Route 15 SB over Route 314 - Berlin Tnpk. in Hartford County, Connecticut. It was built in 1942 and reconstructed in 1987, so it is 83 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 16,000 vehicles a day, roughly 6% of them trucks, projected to reach 23,774 by 2042. The structure is 158 ft (48.2 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 15 SB
CrossesRoute 314 - Berlin Tnpk.
LocationJCT of 15 and Berlin Tnpk
RouteState Highway 15
Coordinates41.71229, -72.69835
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating27.1 US tons

Structure

Structure typeFrame
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length158 ft (48.2 m)
Longest span72 ft (21.9 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2022)
Projected traffic23,774 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 15 SB over Route 314 - Berlin Tnpk. built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1987.

What condition is Route 15 SB over Route 314 - Berlin Tnpk. in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Route 15 SB over Route 314 - Berlin Tnpk. carry?

About 16,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Route 15 SB over Route 314 - Berlin Tnpk.?

The structure is 158 ft (48.2 m) long with a longest span of 72 ft (21.9 m) and a deck 41 ft wide.

Who owns Route 15 SB over Route 314 - Berlin Tnpk.?

It is owned by the State Highway Agency.