US Bridges

HWY Ramp 1A-D over HWY Arrival Roadway

Fair

Suffolk County, Massachusetts · 1.2 K SE of Callahan Tu · Structure no. B165618F9MPANBI

Built
2001
24 years old
Condition
Fair
inspected August 2023
Type
Segmental Box Girder
Concrete Continuous
Length
338 ft
2 main spans
Daily traffic
10,600
2001 count
Owner
State
Other State Agency

About this bridge

HWY Ramp 1A-D over HWY Arrival Roadway is a concrete continuous segmental box girder carrying HWY Ramp 1A-D over HWY Arrival Roadway in Suffolk County, Massachusetts. It was built in 2001, so it is 24 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 10,600 vehicles a day, roughly 25% of them trucks. The structure is 338 ft (103 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesHWY Ramp 1A-D
CrossesHWY Arrival Roadway
Location1.2 K SE of Callahan Tu
CountySuffolk County
StateMassachusetts
Coordinates42.36667, -71.02222
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating55.6 US tons

Structure

Structure typeSegmental Box Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length338 ft (103 m)
Longest span170 ft (51.8 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic10,600 (2001)
Projected traffic—
Trucks25%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$6.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Ramp 1A-D over HWY Arrival Roadway built?

It was built in 2001, making it 24 years old in 2025.

What condition is HWY Ramp 1A-D over HWY Arrival Roadway 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 August 2023.

How much traffic does HWY Ramp 1A-D over HWY Arrival Roadway carry?

About 10,600 vehicles per day (2001 count), of which roughly 25% are trucks.

How long is HWY Ramp 1A-D over HWY Arrival Roadway?

The structure is 338 ft (103 m) long with a longest span of 170 ft (51.8 m) and a deck 44 ft wide.

Who owns HWY Ramp 1A-D over HWY Arrival Roadway?

It is owned by the Other State Agency.