US Bridges

HWY Redfield ST over Comb Mbta&reds&frkln ST

Good

Suffolk County, Massachusetts · Over Red Line · Structure no. B161374VNMBTNBI

Built
1955
70 years old, rebuilt 2004
Condition
Good
inspected December 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
700
1997 count
Owner
State
Other State Agency

About this bridge

HWY Redfield ST over Comb Mbta&reds&frkln ST is a prestressed concrete box beam or girders - multiple carrying HWY Redfield ST over Comb Mbta&reds&frkln ST in Suffolk County, Massachusetts. It was built in 1955 and reconstructed in 2004, so it is 70 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 700 vehicles a day, roughly 5% of them trucks, projected to reach 1,106 by 2030. The structure is 85 ft (26 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHWY Redfield ST
CrossesComb Mbta&reds&frkln ST
LocationOver Red Line
RouteCity Street 0
Coordinates42.28811, -71.04113
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating103.2 US tons
Inventory rating99.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length85 ft (26 m)
Longest span84 ft (25.5 m)
Deck width50 ft (15.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (1997)
Projected traffic1,106 by 2030
Trucks5%
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

OwnerOther State Agency
Maintained byOther State Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Redfield ST over Comb Mbta&reds&frkln ST built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2004.

What condition is HWY Redfield ST over Comb Mbta&reds&frkln ST 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 December 2022.

How much traffic does HWY Redfield ST over Comb Mbta&reds&frkln ST carry?

About 700 vehicles per day (1997 count), of which roughly 5% are trucks.

How long is HWY Redfield ST over Comb Mbta&reds&frkln ST?

The structure is 85 ft (26 m) long with a longest span of 84 ft (25.5 m) and a deck 50 ft wide.

Who owns HWY Redfield ST over Comb Mbta&reds&frkln ST?

It is owned by the Other State Agency.