US Bridges

HWY Turnpike RD over Water Squannacook River

Good

Middlesex County, Massachusetts · At Barker Hill Road · Structure no. T07005AFLMUNNBI

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
1,699
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Turnpike RD over Water Squannacook River is a prestressed concrete box beam or girders - multiple carrying HWY Turnpike RD over Water Squannacook River in Middlesex County, Massachusetts. It was built in 1999, so it is 26 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,699 vehicles a day, roughly 6% of them trucks, projected to reach 1,106 by 2032. The structure is 74 ft (22.5 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHWY Turnpike RD
CrossesWater Squannacook River
LocationAt Barker Hill Road
RouteCity Street 0
Coordinates42.67824, -71.7244
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length74 ft (22.5 m)
Longest span49 ft (14.9 m)
Deck width30 ft (9.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,699 (2022)
Projected traffic1,106 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$3.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Turnpike RD over Water Squannacook River built?

It was built in 1999, making it 26 years old in 2025.

What condition is HWY Turnpike RD over Water Squannacook 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 August 2023.

How much traffic does HWY Turnpike RD over Water Squannacook River carry?

About 1,699 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is HWY Turnpike RD over Water Squannacook River?

The structure is 74 ft (22.5 m) long with a longest span of 49 ft (14.9 m) and a deck 30 ft wide.

Who owns HWY Turnpike RD over Water Squannacook River?

It is owned by the Town or Township Highway Agency.