US Bridges

ST115 Norfolk RD over Water Charles River

Good

Norfolk County, Massachusetts · 400 Ft S of Baltimore ST · Structure no. M23005B7JDOTNBI

Built
2011
14 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
7,014
2022 count
Owner
State
State Highway Agency

About this bridge

ST115 Norfolk RD over Water Charles River is a prestressed concrete box beam or girders - single or spread carrying ST115 Norfolk RD over Water Charles River in Norfolk County, Massachusetts. It was built in 2011, so it is 14 years old, younger 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 7,014 vehicles a day, roughly 6% of them trucks, projected to reach 9,476 by 2032. The structure is 72 ft (21.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesST115 Norfolk RD
CrossesWater Charles River
Location400 Ft S of Baltimore ST
RouteState Highway 115
Coordinates42.14331, -71.34929
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating86.1 US tons
Inventory rating51.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length72 ft (21.9 m)
Longest span68 ft (20.7 m)
Deck width42 ft (12.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,014 (2022)
Projected traffic9,476 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST115 Norfolk RD over Water Charles River built?

It was built in 2011, making it 14 years old in 2025.

What condition is ST115 Norfolk RD over Water Charles River 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 2023.

How much traffic does ST115 Norfolk RD over Water Charles River carry?

About 7,014 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is ST115 Norfolk RD over Water Charles River?

The structure is 72 ft (21.9 m) long with a longest span of 68 ft (20.7 m) and a deck 42 ft wide.

Who owns ST115 Norfolk RD over Water Charles River?

It is owned by the State Highway Agency.