US Bridges

I 95 SB/US1NB over RR Mbta/Csx

Good

Norfolk County, Massachusetts · .16 KM NW of Canton T.L. · Structure no. W310137RDDOTNBI

Built
2003
22 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
3 main spans
Daily traffic
49,688
2021 count
Owner
State
State Highway Agency

About this bridge

I 95 SB/US1NB over RR Mbta/Csx is a steel continuous stringer/multi-beam or girder carrying I 95 SB/US1NB over RR Mbta/Csx in Norfolk County, Massachusetts. It was built in 2003, so it is 22 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 49,688 vehicles a day, roughly 7% of them trucks, projected to reach 245,581 by 2032. The structure is 162 ft (49.4 m) long and 78 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI 95 SB/US1NB
CrossesRR Mbta/Csx
Location.16 KM NW of Canton T.L.
RouteInterstate 95
CountyNorfolk County
StateMassachusetts
Coordinates42.22568, -71.17778
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length162 ft (49.4 m)
Longest span73 ft (22.2 m)
Deck width78 ft (23.9 m)
Roadway width75 ft (22.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,688 (2021)
Projected traffic245,581 by 2032
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 95 SB/US1NB over RR Mbta/Csx built?

It was built in 2003, making it 22 years old in 2025.

What condition is I 95 SB/US1NB over RR Mbta/Csx in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does I 95 SB/US1NB over RR Mbta/Csx carry?

About 49,688 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I 95 SB/US1NB over RR Mbta/Csx?

The structure is 162 ft (49.4 m) long with a longest span of 73 ft (22.2 m) and a deck 78 ft wide.

Who owns I 95 SB/US1NB over RR Mbta/Csx?

It is owned by the State Highway Agency.