US Bridges

I 93 /US1/ST3 over HWY Theatre Access RD

Fair

Suffolk County, Massachusetts · 4.5 MI S of JCT I90&I93 · Structure no. B162703D4DOTNBI

Built
1957
68 years old, rebuilt 1984
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
101 ft
2 main spans
Daily traffic
177,033
2023 count
Owner
State
State Highway Agency

About this bridge

I 93 /US1/ST3 over HWY Theatre Access RD is a steel stringer/multi-beam or girder carrying I 93 /US1/ST3 over HWY Theatre Access RD in Suffolk County, Massachusetts. It was built in 1957 and reconstructed in 1984, so it is 68 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 6 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 177,033 vehicles a day, roughly 1% of them trucks, projected to reach 285,222 by 2032. The structure is 101 ft (30.8 m) long and 118 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 93 /US1/ST3
CrossesHWY Theatre Access RD
Location4.5 MI S of JCT I90&I93
RouteInterstate 93
CountySuffolk County
StateMassachusetts
Coordinates42.28444, -71.04343
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating49.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length101 ft (30.8 m)
Longest span58 ft (17.7 m)
Deck width118 ft (36 m)
Roadway width118 ft (36 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177,033 (2023)
Projected traffic285,222 by 2032
Trucks1%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$653,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 93 /US1/ST3 over HWY Theatre Access RD built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1984.

What condition is I 93 /US1/ST3 over HWY Theatre Access RD 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 I 93 /US1/ST3 over HWY Theatre Access RD carry?

About 177,033 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is I 93 /US1/ST3 over HWY Theatre Access RD?

The structure is 101 ft (30.8 m) long with a longest span of 58 ft (17.7 m) and a deck 118 ft wide.

Who owns I 93 /US1/ST3 over HWY Theatre Access RD?

It is owned by the State Highway Agency.