US Bridges

Polster Road over Roaring Brook

GoodPosted for load

Tolland County, Connecticut · 3/4 MI No of Mihaliak RD · Structure no. 04808

Built
1950
75 years old, rebuilt 2014
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
252
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Polster Road over Roaring Brook is a steel stringer/multi-beam or girder carrying Polster Road over Roaring Brook in Tolland County, Connecticut. It was built in 1950 and reconstructed in 2014, so it is 75 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. Its operating status is: posted for load restriction.

It carries about 252 vehicles a day, roughly 7% of them trucks, projected to reach 374 by 2043. The structure is 28 ft (8.4 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesPolster Road
CrossesRoaring Brook
Location3/4 MI No of Mihaliak RD
RouteCity Street 0
CountyTolland County
StateConnecticut
Coordinates41.93431, -72.26087
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length28 ft (8.4 m)
Longest span27 ft (8.1 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic252 (2023)
Projected traffic374 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Polster Road over Roaring Brook built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2014.

What condition is Polster Road over Roaring 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 August 2023.

How much traffic does Polster Road over Roaring Brook carry?

About 252 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Polster Road over Roaring Brook?

The structure is 28 ft (8.4 m) long with a longest span of 27 ft (8.1 m) and a deck 24 ft wide.

Who owns Polster Road over Roaring Brook?

It is owned by the Town or Township Highway Agency.