US Bridges

HWY Chestnut ST over Water Charles River

Poor

Norfolk County, Massachusetts · 0.16 KM N of Dedham ST · Structure no. D10005367DOTNBI

Built
1922
103 years old, rebuilt 1977
Condition
Poor
inspected November 2023
Type
Slab
Prestressed Concrete
Length
111 ft
2 main spans
Daily traffic
10,100
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Chestnut ST over Water Charles River is a prestressed concrete slab carrying HWY Chestnut ST over Water Charles River in Norfolk County, Massachusetts. It was built in 1922 and reconstructed in 1977, so it is 103 years old, older than the Massachusetts average of 63.8 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 10,100 vehicles a day, roughly 4% of them trucks, projected to reach 13,582 by 2032. The structure is 111 ft (33.8 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHWY Chestnut ST
CrossesWater Charles River
Location0.16 KM N of Dedham ST
Coordinates42.25985, -71.23714
Functional classUrban Minor Arterial

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.7 US tons
Inventory rating33.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadH 20
Structure length111 ft (33.8 m)
Longest span34 ft (10.4 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,100 (2023)
Projected traffic13,582 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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Chestnut ST over Water Charles River built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1977.

What condition is HWY Chestnut ST over Water Charles 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 November 2023.

How much traffic does HWY Chestnut ST over Water Charles River carry?

About 10,100 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is HWY Chestnut ST over Water Charles River?

The structure is 111 ft (33.8 m) long with a longest span of 34 ft (10.4 m) and a deck 37 ft wide.

Who owns HWY Chestnut ST over Water Charles River?

It is owned by the State Highway Agency.