US Bridges

Route 80 over Chatfield Hollow Brook

Fair

Middlesex County, Connecticut · 1.3 MI W of Route 81 · Structure no. 01133

Built
1935
90 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
4,800
2022 count
Owner
State
State Highway Agency

About this bridge

Route 80 over Chatfield Hollow Brook is a concrete slab carrying Route 80 over Chatfield Hollow Brook in Middlesex County, Connecticut. It was built in 1935, so it is 90 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,800 vehicles a day, roughly 5% of them trucks, projected to reach 7,132 by 2042. The structure is 23 ft (7 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRoute 80
CrossesChatfield Hollow Brook
Location1.3 MI W of Route 81
RouteState Highway 80
Coordinates41.36505, -72.58727
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
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 rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2022)
Projected traffic7,132 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Route 80 over Chatfield Hollow Brook built?

It was built in 1935, making it 90 years old in 2025.

What condition is Route 80 over Chatfield Hollow Brook in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does Route 80 over Chatfield Hollow Brook carry?

About 4,800 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Route 80 over Chatfield Hollow Brook?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 35 ft wide.

Who owns Route 80 over Chatfield Hollow Brook?

It is owned by the State Highway Agency.