US Bridges

US 1 Sb/Newbry ST over ST114 Andover ST

Fair

Essex County, Massachusetts · 1.6 MI S ST62 · Structure no. D030172T3DOTNBI

Built
1950
75 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
80 ft
2 main spans
Daily traffic
51,522
2024 count
Owner
State
State Highway Agency

About this bridge

US 1 Sb/Newbry ST over ST114 Andover ST is a steel continuous stringer/multi-beam or girder carrying US 1 Sb/Newbry ST over ST114 Andover ST in Essex County, Massachusetts. It was built in 1950, so it is 75 years old, older 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 51,522 vehicles a day, roughly 10% of them trucks, projected to reach 63,962 by 2031. The structure is 80 ft (24.4 m) long and 49 ft wide.

Location

Open in Google Maps
CarriesUS 1 Sb/Newbry ST
CrossesST114 Andover ST
Location1.6 MI S ST62
RouteU.S. Route 1
CountyEssex County
StateMassachusetts
Coordinates42.56087, -70.97757
Functional classUrban Other Principal 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span38 ft (11.6 m)
Deck width49 ft (14.8 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51,522 (2024)
Projected traffic63,962 by 2031
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 Sb/Newbry ST over ST114 Andover ST built?

It was built in 1950, making it 75 years old in 2025.

What condition is US 1 Sb/Newbry ST over ST114 Andover ST 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 2024.

How much traffic does US 1 Sb/Newbry ST over ST114 Andover ST carry?

About 51,522 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is US 1 Sb/Newbry ST over ST114 Andover ST?

The structure is 80 ft (24.4 m) long with a longest span of 38 ft (11.6 m) and a deck 49 ft wide.

Who owns US 1 Sb/Newbry ST over ST114 Andover ST?

It is owned by the State Highway Agency.