US Bridges

I 95 SB over Water Ipswich River

Fair

Essex County, Massachusetts · At Ipswich River · Structure no. B190062V9DOTNBI

Built
1950
75 years old, rebuilt 1974
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
43,600
2018 count
Owner
State
State Highway Agency

About this bridge

I 95 SB over Water Ipswich River is a steel stringer/multi-beam or girder carrying I 95 SB over Water Ipswich River in Essex County, Massachusetts. It was built in 1950 and reconstructed in 1974, 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 43,600 vehicles a day, roughly 10% of them trucks, projected to reach 94,758 by 2032. The structure is 59 ft (18 m) long and 72 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 95 SB
CrossesWater Ipswich River
LocationAt Ipswich River
RouteInterstate 95
Coordinates42.62131, -70.97908
Functional classRural Principal Arterial - Interstate

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.
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.6 US tons
Inventory rating40.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length59 ft (18 m)
Longest span57 ft (17.3 m)
Deck width72 ft (21.9 m)
Roadway width67 ft (20.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,600 (2018)
Projected traffic94,758 by 2032
Trucks10%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 95 SB over Water Ipswich River built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1974.

What condition is I 95 SB 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 January 2025.

How much traffic does I 95 SB over Water Ipswich River carry?

About 43,600 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is I 95 SB over Water Ipswich River?

The structure is 59 ft (18 m) long with a longest span of 57 ft (17.3 m) and a deck 72 ft wide.

Who owns I 95 SB over Water Ipswich River?

It is owned by the State Highway Agency.