US Bridges

HWY Ramp 1A-D over HWY Arrival Roadway

Fair

Suffolk County, Massachusetts · 1.20 KM SE of Callahan T · Structure no. B16561A99MPANBI

Built
2001
24 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
495 ft
4 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 prestressed concrete continuous box beam or girders - single or spread 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 5 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. The structure is 495 ft (150.9 m) long and 47 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
Location1.20 KM SE of Callahan T
CountySuffolk County
StateMassachusetts
Coordinates42.36667, -71.02222
Functional classUrban Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length495 ft (150.9 m)
Longest span135 ft (41.3 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic10,600 (2001)
Projected traffic—
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$20.9 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).

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

The structure is 495 ft (150.9 m) long with a longest span of 135 ft (41.3 m) and a deck 47 ft wide.

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

It is owned by the Other State Agency.