US Bridges

Route 20 over Higley Brook

Fair

Hartford County, Connecticut · .2 MI East of Route 219 · Structure no. 02209

Built
1934
91 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
8,100
2022 count
Owner
State
State Highway Agency

About this bridge

Route 20 over Higley Brook is a concrete slab carrying Route 20 over Higley Brook in Hartford County, Connecticut. It was built in 1934, so it is 91 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 8,100 vehicles a day, roughly 3% of them trucks, projected to reach 12,036 by 2042. The structure is 29 ft (8.8 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 20
CrossesHigley Brook
Location.2 MI East of Route 219
RouteState Highway 20
Coordinates41.96044, -72.85201
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating52.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length29 ft (8.8 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,100 (2022)
Projected traffic12,036 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 20 over Higley Brook built?

It was built in 1934, making it 91 years old in 2025.

What condition is Route 20 over Higley 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 August 2023.

How much traffic does Route 20 over Higley Brook carry?

About 8,100 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Route 20 over Higley Brook?

The structure is 29 ft (8.8 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns Route 20 over Higley Brook?

It is owned by the State Highway Agency.