US Bridges

I 93 over HWY Riverside Ave

Fair

Middlesex County, Massachusetts · 1000FT S of JCT 193&SR60 · Structure no. M120253B5DOTNBI

Built
1961
64 years old, rebuilt 2011
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
206 ft
3 main spans
Daily traffic
179,680
2023 count
Owner
State
State Highway Agency

About this bridge

I 93 over HWY Riverside Ave is a steel stringer/multi-beam or girder carrying I 93 over HWY Riverside Ave in Middlesex County, Massachusetts. It was built in 1961 and reconstructed in 2011, so it is 64 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 179,680 vehicles a day, roughly 10% of them trucks, projected to reach 275,206 by 2032. The structure is 206 ft (62.8 m) long and 144 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 93
CrossesHWY Riverside Ave
Location1000FT S of JCT 193&SR60
RouteInterstate 93
CountyMiddlesex County
StateMassachusetts
Coordinates42.4163, -71.10398
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.1 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length206 ft (62.8 m)
Longest span75 ft (22.9 m)
Deck width144 ft (44 m)
Roadway width141 ft (43 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic179,680 (2023)
Projected traffic275,206 by 2032
Trucks10%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$27 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 over HWY Riverside Ave built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2011.

What condition is I 93 over HWY Riverside Ave 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 November 2023.

How much traffic does I 93 over HWY Riverside Ave carry?

About 179,680 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is I 93 over HWY Riverside Ave?

The structure is 206 ft (62.8 m) long with a longest span of 75 ft (22.9 m) and a deck 144 ft wide.

Who owns I 93 over HWY Riverside Ave?

It is owned by the State Highway Agency.