US Bridges

ST 28 Main ST over Water Ipswich River

Fair

Middlesex County, Massachusetts · Reading-No.Reading T.L. · Structure no. N180082L0DOTNBI

Built
1904
121 years old, rebuilt 1931
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
61 ft
3 main spans
Daily traffic
32,300
2024 count
Owner
State
State Highway Agency

About this bridge

ST 28 Main ST over Water Ipswich River is a concrete stringer/multi-beam or girder carrying ST 28 Main ST over Water Ipswich River in Middlesex County, Massachusetts. It was built in 1904 and reconstructed in 1931, so it is 121 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 32,300 vehicles a day, roughly 3% of them trucks, projected to reach 58,276 by 2032. The structure is 61 ft (18.6 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesST 28 Main ST
CrossesWater Ipswich River
LocationReading-No.Reading T.L.
RouteState Highway 28
Coordinates42.56453, -71.10778
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.1 US tons
Inventory rating48.5 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span30 ft (9.1 m)
Deck width66 ft (20.1 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,300 (2024)
Projected traffic58,276 by 2032
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 28 Main ST over Water Ipswich River built?

It was built in 1904, making it 121 years old in 2025. It was reconstructed in 1931.

What condition is ST 28 Main ST over Water Ipswich River 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 October 2023.

How much traffic does ST 28 Main ST over Water Ipswich River carry?

About 32,300 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is ST 28 Main ST over Water Ipswich River?

The structure is 61 ft (18.6 m) long with a longest span of 30 ft (9.1 m) and a deck 66 ft wide.

Who owns ST 28 Main ST over Water Ipswich River?

It is owned by the State Highway Agency.