US Bridges

HWY Marion ST over RR Mbta/Csx

Good

Middlesex County, Massachusetts · 0.3 MI N Rt 135 · Structure no. N0300329TDOTNBI

Built
1896
129 years old, rebuilt 2018
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
85 ft
1 main span
Daily traffic
8,300
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Marion ST over RR Mbta/Csx is a steel stringer/multi-beam or girder carrying HWY Marion ST over RR Mbta/Csx in Middlesex County, Massachusetts. It was built in 1896 and reconstructed in 2018, so it is 129 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,300 vehicles a day, roughly 3% of them trucks, projected to reach 9,634 by 2031. The structure is 85 ft (25.9 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY Marion ST
CrossesRR Mbta/Csx
Location0.3 MI N Rt 135
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.28722, -71.33791
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.3 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width35 ft (10.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2024)
Projected traffic9,634 by 2031
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Marion ST over RR Mbta/Csx built?

It was built in 1896, making it 129 years old in 2025. It was reconstructed in 2018.

What condition is HWY Marion ST over RR Mbta/Csx in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does HWY Marion ST over RR Mbta/Csx carry?

About 8,300 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is HWY Marion ST over RR Mbta/Csx?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 35 ft wide.

Who owns HWY Marion ST over RR Mbta/Csx?

It is owned by the State Highway Agency.