US Bridges

HWY School ST over ST128

Poor

Essex County, Massachusetts · .6 MI N Manchester Town H · Structure no. M0201531DDOTNBI

Built
1952
73 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
118 ft
2 main spans
Daily traffic
8,650
2024 count
Owner
State
State Highway Agency

About this bridge

HWY School ST over ST128 is a steel continuous stringer/multi-beam or girder carrying HWY School ST over ST128 in Essex County, Massachusetts. It was built in 1952, so it is 73 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 8,650 vehicles a day, roughly 5% of them trucks, projected to reach 12,161 by 2033. The structure is 118 ft (35.9 m) long and 49 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHWY School ST
CrossesST128
Location.6 MI N Manchester Town H
RouteState Highway 0
Coordinates42.59013, -70.76526
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.9 US tons
Inventory rating34.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length118 ft (35.9 m)
Longest span56 ft (17.2 m)
Deck width49 ft (14.9 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,650 (2024)
Projected traffic12,161 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$10.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY School ST over ST128 built?

It was built in 1952, making it 73 years old in 2025.

What condition is HWY School ST over ST128 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does HWY School ST over ST128 carry?

About 8,650 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is HWY School ST over ST128?

The structure is 118 ft (35.9 m) long with a longest span of 56 ft (17.2 m) and a deck 49 ft wide.

Who owns HWY School ST over ST128?

It is owned by the State Highway Agency.