US Bridges

HWY Comm Ave EB over Water Muddy River

Fair

Suffolk County, Massachusetts · .3 MI E of Kenmore Sq. · Structure no. B161763EVDOTNBI

Built
1917
108 years old, rebuilt 1974
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
58 ft
1 main span
Daily traffic
28,190
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Comm Ave EB over Water Muddy River is a steel stringer/multi-beam or girder carrying HWY Comm Ave EB over Water Muddy River in Suffolk County, Massachusetts. It was built in 1917 and reconstructed in 1974, so it is 108 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 6 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 28,190 vehicles a day, roughly 8% of them trucks, projected to reach 40,114 by 2031. The structure is 58 ft (17.7 m) long and 81 ft wide.

Location

Open in Google Maps
CarriesHWY Comm Ave EB
CrossesWater Muddy River
Location.3 MI E of Kenmore Sq.
RouteState Highway 2
CountySuffolk County
StateMassachusetts
Coordinates42.34887, -71.09184
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.1 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length58 ft (17.7 m)
Longest span53 ft (16.2 m)
Deck width81 ft (24.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,190 (2024)
Projected traffic40,114 by 2031
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Comm Ave EB over Water Muddy River built?

It was built in 1917, making it 108 years old in 2025. It was reconstructed in 1974.

What condition is HWY Comm Ave EB over Water Muddy 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 March 2024.

How much traffic does HWY Comm Ave EB over Water Muddy River carry?

About 28,190 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is HWY Comm Ave EB over Water Muddy River?

The structure is 58 ft (17.7 m) long with a longest span of 53 ft (16.2 m) and a deck 81 ft wide.

Who owns HWY Comm Ave EB over Water Muddy River?

It is owned by the State Highway Agency.