US Bridges

I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk

Fair

Suffolk County, Massachusetts · I93/I90 Interchange · Structure no. B166769QLDOTNBI

Built
2003
22 years old
Condition
Fair
inspected May 2023
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
572 ft
5 main spans
Daily traffic
22,400
2023 count
Owner
State
State Highway Agency

About this bridge

I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk is a prestressed concrete continuous segmental box girder carrying I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk in Suffolk 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 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 22,400 vehicles a day, roughly 6% of them trucks. The structure is 572 ft (174.3 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 93 Ramp Cc & Fx
CrossesComb I90& Rp Kk &amtrk
LocationI93/I90 Interchange
RouteInterstate 93
CountySuffolk County
StateMassachusetts
Coordinates42.34647, -71.06056
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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating47.2 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckOther
Main spans5
Design loadHS 25 or greater
Structure length572 ft (174.3 m)
Longest span153 ft (46.7 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,400 (2023)
Projected traffic—
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk built?

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

What condition is I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk 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 May 2023.

How much traffic does I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk carry?

About 22,400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk?

The structure is 572 ft (174.3 m) long with a longest span of 153 ft (46.7 m) and a deck 41 ft wide.

Who owns I 93 Ramp Cc & Fx over Comb I90& Rp Kk &amtrk?

It is owned by the State Highway Agency.