US Bridges

Silver Lake Av over Saugatucket River

PoorPosted for load

Washington County, Rhode Island · 0.6 MI W of Woodruff Av · Structure no. 000000000005650

Built
1959
66 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
3 main spans
Daily traffic
1,461
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Silver Lake Av over Saugatucket River is a steel stringer/multi-beam or girder carrying Silver Lake Av over Saugatucket River in Washington County, Rhode Island. It was built in 1959, so it is 66 years old, older than the Rhode Island average of 54.5 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. Its operating status is: posted for load restriction.

It carries about 1,461 vehicles a day, roughly 4% of them trucks, projected to reach 1,607 by 2041. The structure is 71 ft (21.6 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSilver Lake Av
CrossesSaugatucket River
Location0.6 MI W of Woodruff Av
RouteCity Street 0
Coordinates41.43357, -71.50226
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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.9 US tons
Inventory rating21.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,461 (2021)
Projected traffic1,607 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$2.9 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Silver Lake Av over Saugatucket River built?

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

What condition is Silver Lake Av over Saugatucket River 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 July 2024.

How much traffic does Silver Lake Av over Saugatucket River carry?

About 1,461 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Silver Lake Av over Saugatucket River?

The structure is 71 ft (21.6 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns Silver Lake Av over Saugatucket River?

It is owned by the Town or Township Highway Agency.