US Bridges

Dish Mill Road over Ponset Brook

Good

Middlesex County, Connecticut · 160 Ft W of Route 81 · Structure no. 06301

Built
1963
62 years old, rebuilt 2016
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
153
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Dish Mill Road over Ponset Brook is a steel stringer/multi-beam or girder carrying Dish Mill Road over Ponset Brook in Middlesex County, Connecticut. It was built in 1963 and reconstructed in 2016, so it is 62 years old, older than the Connecticut average of 56.7 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 153 vehicles a day, roughly 1% of them trucks, projected to reach 227 by 2043. The structure is 46 ft (14 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesDish Mill Road
CrossesPonset Brook
Location160 Ft W of Route 81
RouteCity Street 0
Coordinates41.48127, -72.55684
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length46 ft (14 m)
Longest span42 ft (12.8 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic153 (2023)
Projected traffic227 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dish Mill Road over Ponset Brook built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2016.

What condition is Dish Mill Road over Ponset Brook 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 June 2023.

How much traffic does Dish Mill Road over Ponset Brook carry?

About 153 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Dish Mill Road over Ponset Brook?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.8 m) and a deck 33 ft wide.

Who owns Dish Mill Road over Ponset Brook?

It is owned by the Town or Township Highway Agency.