US Bridges

HWY County RD over Water Sippican River

FairPosted for load

Plymouth County, Massachusetts · .4 MI N of I 195 · Structure no. M0500243RMUNNBI

Built
1938
87 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
2,786
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY County RD over Water Sippican River is a steel stringer/multi-beam or girder carrying HWY County RD over Water Sippican River in Plymouth County, Massachusetts. It was built in 1938, so it is 87 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 load restriction.

It carries about 2,786 vehicles a day, roughly 4% of them trucks, projected to reach 5,370 by 2032. The structure is 29 ft (8.8 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHWY County RD
CrossesWater Sippican River
Location.4 MI N of I 195
RouteCity Street 0
Coordinates41.73419, -70.77499
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.5 US tons
Inventory rating19.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width40 ft (12.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,786 (2023)
Projected traffic5,370 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY County RD over Water Sippican River built?

It was built in 1938, making it 87 years old in 2025.

What condition is HWY County RD over Water Sippican River 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 HWY County RD over Water Sippican River carry?

About 2,786 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is HWY County RD over Water Sippican River?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 40 ft wide.

Who owns HWY County RD over Water Sippican River?

It is owned by the Town or Township Highway Agency.