US Bridges

US 6 Sandwich RD over Water Agawam River

Fair

Plymouth County, Massachusetts · 1.3 M E of Narrows RD · Structure no. W0601845HDOTNBI

Built
1930
95 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
36 ft
1 main span
Daily traffic
7,286
2024 count
Owner
State
State Highway Agency

About this bridge

US 6 Sandwich RD over Water Agawam River is a concrete tee beam carrying US 6 Sandwich RD over Water Agawam River in Plymouth County, Massachusetts. It was built in 1930, so it is 95 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.

It carries about 7,286 vehicles a day, roughly 6% of them trucks, projected to reach 19,425 by 2031. The structure is 36 ft (11 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 6 Sandwich RD
CrossesWater Agawam River
Location1.3 M E of Narrows RD
RouteU.S. Route 6
Coordinates41.76352, -70.68873
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.7 US tons
Inventory rating41.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length36 ft (11 m)
Longest span31 ft (9.4 m)
Deck width45 ft (13.6 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,286 (2024)
Projected traffic19,425 by 2031
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 6 Sandwich RD over Water Agawam River built?

It was built in 1930, making it 95 years old in 2025.

What condition is US 6 Sandwich RD over Water Agawam 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 August 2024.

How much traffic does US 6 Sandwich RD over Water Agawam River carry?

About 7,286 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is US 6 Sandwich RD over Water Agawam River?

The structure is 36 ft (11 m) long with a longest span of 31 ft (9.4 m) and a deck 45 ft wide.

Who owns US 6 Sandwich RD over Water Agawam River?

It is owned by the State Highway Agency.