US Bridges

ST117 N Main ST over Water N Nashua River

Good

Worcester County, Massachusetts · At Corner of Langen Rd. · Structure no. L02007AQXDOTNBI

Built
2001
24 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
1 main span
Daily traffic
12,689
2022 count
Owner
State
State Highway Agency

About this bridge

ST117 N Main ST over Water N Nashua River is a steel stringer/multi-beam or girder carrying ST117 N Main ST over Water N Nashua River in Worcester County, Massachusetts. It was built in 2001, so it is 24 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 12,689 vehicles a day, roughly 5% of them trucks, projected to reach 27,322 by 2033. The structure is 134 ft (40.7 m) long and 44 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesST117 N Main ST
CrossesWater N Nashua River
LocationAt Corner of Langen Rd.
RouteState Highway 1117
Coordinates42.47315, -71.68222
Functional classUrban Other Principal 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.6 US tons
Inventory rating54.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length134 ft (40.7 m)
Longest span131 ft (40 m)
Deck width44 ft (13.3 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,689 (2022)
Projected traffic27,322 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemYes

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$2.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST117 N Main ST over Water N Nashua River built?

It was built in 2001, making it 24 years old in 2025.

What condition is ST117 N Main ST over Water N Nashua 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 February 2024.

How much traffic does ST117 N Main ST over Water N Nashua River carry?

About 12,689 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is ST117 N Main ST over Water N Nashua River?

The structure is 134 ft (40.7 m) long with a longest span of 131 ft (40 m) and a deck 44 ft wide.

Who owns ST117 N Main ST over Water N Nashua River?

It is owned by the State Highway Agency.