US Bridges

I 95 Ramp G over ST128

Fair

Essex County, Massachusetts · .7 MI S Forest Street · Structure no. P030482W1DOTNBI

Built
1988
37 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
274 ft
2 main spans
Daily traffic
7,500
2016 count
Owner
State
State Highway Agency

About this bridge

I 95 Ramp G over ST128 is a steel continuous stringer/multi-beam or girder carrying I 95 Ramp G over ST128 in Essex County, Massachusetts. It was built in 1988, so it is 37 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 7,500 vehicles a day, roughly 6% of them trucks, projected to reach 25,743 by 2031. The structure is 274 ft (83.5 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesI 95 Ramp G
CrossesST128
Location.7 MI S Forest Street
RouteInterstate 95
CountyEssex County
StateMassachusetts
Coordinates42.52476, -70.97695
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating78.6 US tons
Inventory rating47.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length274 ft (83.5 m)
Longest span138 ft (42.1 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2016)
Projected traffic25,743 by 2031
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$10.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 95 Ramp G over ST128 built?

It was built in 1988, making it 37 years old in 2025.

What condition is I 95 Ramp G over ST128 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 December 2024.

How much traffic does I 95 Ramp G over ST128 carry?

About 7,500 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is I 95 Ramp G over ST128?

The structure is 274 ft (83.5 m) long with a longest span of 138 ft (42.1 m) and a deck 46 ft wide.

Who owns I 95 Ramp G over ST128?

It is owned by the State Highway Agency.