US Bridges

HWY Potter RD over Water Sudbury River

Fair

Middlesex County, Massachusetts · .35 MI E of Elm ST · Structure no. F0703924CMUNNBI

Built
1957
68 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
2 main spans
Daily traffic
5,000
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Potter RD over Water Sudbury River is a prestressed concrete stringer/multi-beam or girder carrying HWY Potter RD over Water Sudbury River in Middlesex County, Massachusetts. It was built in 1957, so it is 68 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 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 4,738 by 2032. The structure is 96 ft (29.3 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHWY Potter RD
CrossesWater Sudbury River
Location.35 MI E of Elm ST
RouteCity Street 0
Coordinates42.33867, -71.39496
Functional classUrban Collector

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 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length96 ft (29.3 m)
Longest span45 ft (13.7 m)
Deck width39 ft (11.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2023)
Projected traffic4,738 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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$3.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Potter RD over Water Sudbury River built?

It was built in 1957, making it 68 years old in 2025.

What condition is HWY Potter RD over Water Sudbury 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 2023.

How much traffic does HWY Potter RD over Water Sudbury River carry?

About 5,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is HWY Potter RD over Water Sudbury River?

The structure is 96 ft (29.3 m) long with a longest span of 45 ft (13.7 m) and a deck 39 ft wide.

Who owns HWY Potter RD over Water Sudbury River?

It is owned by the Town or Township Highway Agency.