US Bridges

Saw Mill Hill Road over Rounds Brook

Good

Windham County, Connecticut · 0.5 MI West of Rhode Isl. · Structure no. 05497

Built
1984
41 years old, rebuilt 2007
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
347
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Saw Mill Hill Road over Rounds Brook is a steel stringer/multi-beam or girder carrying Saw Mill Hill Road over Rounds Brook in Windham County, Connecticut. It was built in 1984 and reconstructed in 2007, so it is 41 years old, younger 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 347 vehicles a day, roughly 7% of them trucks, projected to reach 516 by 2044. The structure is 27 ft (8.2 m) long and 24 ft wide.

CarriesSaw Mill Hill Road
CrossesRounds Brook
Location0.5 MI West of Rhode Isl.
RouteCity Street 0
Coordinates41.76693, -71.79766
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 protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating85.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic347 (2024)
Projected traffic516 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Saw Mill Hill Road over Rounds Brook built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2007.

What condition is Saw Mill Hill Road over Rounds 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 2024.

How much traffic does Saw Mill Hill Road over Rounds Brook carry?

About 347 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Saw Mill Hill Road over Rounds Brook?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Saw Mill Hill Road over Rounds Brook?

It is owned by the Town or Township Highway Agency.