US Bridges

HWY Trull RD over I 495

Poor

Middlesex County, Massachusetts · 0.6 MI N RTE 38 · Structure no. T030122M6DOTNBI

Built
1962
63 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
390 ft
3 main spans
Daily traffic
1,810
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Trull RD over I 495 is a steel stringer/multi-beam or girder carrying HWY Trull RD over I 495 in Middlesex County, Massachusetts. It was built in 1962, so it is 63 years old, younger 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.

It carries about 1,810 vehicles a day, roughly 4% of them trucks, projected to reach 2,172 by 2031. The structure is 390 ft (118.9 m) long and 40 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesHWY Trull RD
CrossesI 495
Location0.6 MI N RTE 38
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.63133, -71.26088
Functional classUrban Collector

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 inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating34.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadH 20
Structure length390 ft (118.9 m)
Longest span104 ft (31.7 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,810 (2024)
Projected traffic2,172 by 2031
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.2 mi (10 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$26.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Trull RD over I 495 built?

It was built in 1962, making it 63 years old in 2025.

What condition is HWY Trull RD over I 495 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 August 2024.

How much traffic does HWY Trull RD over I 495 carry?

About 1,810 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is HWY Trull RD over I 495?

The structure is 390 ft (118.9 m) long with a longest span of 104 ft (31.7 m) and a deck 40 ft wide.

Who owns HWY Trull RD over I 495?

It is owned by the State Highway Agency.