US Bridges

I 93 NB over Other Relief

Good

Suffolk County, Massachusetts · Albany ST / Frontage RD · Structure no. B1665191FDOTNBI

Built
2002
23 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
189 ft
3 main spans
Daily traffic
80,156
2021 count
Owner
State
State Highway Agency

About this bridge

I 93 NB over Other Relief is a prestressed concrete continuous stringer/multi-beam or girder carrying I 93 NB over Other Relief in Suffolk County, Massachusetts. It was built in 2002, so it is 23 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 80,156 vehicles a day, roughly 7% of them trucks, projected to reach 125,238 by 2032. The structure is 189 ft (57.5 m) long and 68 ft wide.

CarriesI 93 NB
CrossesOther Relief
LocationAlbany ST / Frontage RD
RouteInterstate 0
Coordinates42.33944, -71.06361
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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.4 US tons
Inventory rating36.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length189 ft (57.5 m)
Longest span64 ft (19.5 m)
Deck width68 ft (20.8 m)
Roadway width64 ft (19.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,156 (2021)
Projected traffic125,238 by 2032
Trucks7%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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$13.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 NB over Other Relief built?

It was built in 2002, making it 23 years old in 2025.

What condition is I 93 NB over Other Relief 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 February 2023.

How much traffic does I 93 NB over Other Relief carry?

About 80,156 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I 93 NB over Other Relief?

The structure is 189 ft (57.5 m) long with a longest span of 64 ft (19.5 m) and a deck 68 ft wide.

Who owns I 93 NB over Other Relief?

It is owned by the State Highway Agency.