US Bridges

US 20 Hartford Tpk over Water Flint Pond

Good

Worcester County, Massachusetts · 1.5 Mi. E. of ST-122 · Structure no. S14008AGMDOTNBI

Built
2001
24 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
24,182
2022 count
Owner
State
State Highway Agency

About this bridge

US 20 Hartford Tpk over Water Flint Pond is a prestressed concrete stringer/multi-beam or girder carrying US 20 Hartford Tpk over Water Flint Pond 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 24,182 vehicles a day, roughly 15% of them trucks, projected to reach 63,172 by 2032. The structure is 97 ft (29.7 m) long and 65 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 20 Hartford Tpk
CrossesWater Flint Pond
Location1.5 Mi. E. of ST-122
RouteU.S. Route 20
Coordinates42.24696, -71.72993
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.6 US tons
Inventory rating40.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length97 ft (29.7 m)
Longest span93 ft (28.2 m)
Deck width65 ft (19.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,182 (2022)
Projected traffic63,172 by 2032
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 20 Hartford Tpk over Water Flint Pond built?

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

What condition is US 20 Hartford Tpk over Water Flint Pond 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 September 2023.

How much traffic does US 20 Hartford Tpk over Water Flint Pond carry?

About 24,182 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is US 20 Hartford Tpk over Water Flint Pond?

The structure is 97 ft (29.7 m) long with a longest span of 93 ft (28.2 m) and a deck 65 ft wide.

Who owns US 20 Hartford Tpk over Water Flint Pond?

It is owned by the State Highway Agency.