US Bridges

Ashford Road over Bigelow Brook

Poor

Windham County, Connecticut · 1/4 MI So of Westford RD · Structure no. 04645

Built
1937
88 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
200
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Ashford Road over Bigelow Brook is a steel stringer/multi-beam or girder carrying Ashford Road over Bigelow Brook in Windham County, Connecticut. It was built in 1937, so it is 88 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 200 vehicles a day, roughly 5% of them trucks, projected to reach 297 by 2044. The structure is 31 ft (9.4 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesAshford Road
CrossesBigelow Brook
Location1/4 MI So of Westford RD
RouteCity Street 0
Coordinates41.90437, -72.11825
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span26 ft (7.9 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic297 by 2044
Trucks5%
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 Ashford Road over Bigelow Brook built?

It was built in 1937, making it 88 years old in 2025.

What condition is Ashford Road over Bigelow Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Ashford Road over Bigelow Brook carry?

About 200 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Ashford Road over Bigelow Brook?

The structure is 31 ft (9.4 m) long with a longest span of 26 ft (7.9 m) and a deck 23 ft wide.

Who owns Ashford Road over Bigelow Brook?

It is owned by the Town or Township Highway Agency.