US Bridges

Prospect Hill Road over Route 2

Poor

New London County, Connecticut · 1.0 MI E of Route 149 · Structure no. 00395

Built
1959
66 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
176 ft
2 main spans
Daily traffic
162
2022 count
Owner
State
State Highway Agency

About this bridge

Prospect Hill Road over Route 2 is a steel stringer/multi-beam or girder carrying Prospect Hill Road over Route 2 in New London County, Connecticut. It was built in 1959, so it is 66 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 162 vehicles a day, roughly 7% of them trucks, projected to reach 241 by 2042. The structure is 176 ft (53.7 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesProspect Hill Road
CrossesRoute 2
Location1.0 MI E of Route 149
RouteCity Street 0
Coordinates41.58379, -72.37823
Functional classUrban Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length176 ft (53.7 m)
Longest span91 ft (27.7 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic162 (2022)
Projected traffic241 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 Prospect Hill Road over Route 2 built?

It was built in 1959, making it 66 years old in 2025.

What condition is Prospect Hill Road over Route 2 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 February 2024.

How much traffic does Prospect Hill Road over Route 2 carry?

About 162 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Prospect Hill Road over Route 2?

The structure is 176 ft (53.7 m) long with a longest span of 91 ft (27.7 m) and a deck 36 ft wide.

Who owns Prospect Hill Road over Route 2?

It is owned by the State Highway Agency.