US Bridges

Route 20 Westbound over Hamilton Road

Fair

Hartford County, Connecticut · 1 MI E of Windsor Lks Tl · Structure no. 00885

Built
1961
64 years old
Condition
Fair
inspected March 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
110 ft
3 main spans
Daily traffic
17,800
2022 count
Owner
State
State Highway Agency

About this bridge

Route 20 Westbound over Hamilton Road is a steel stringer/multi-beam or girder carrying Route 20 Westbound over Hamilton Road in Hartford County, Connecticut. It was built in 1961, so it is 64 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 5 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 17,800 vehicles a day, roughly 5% of them trucks, projected to reach 26,449 by 2042. The structure is 110 ft (33.5 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 20 Westbound
CrossesHamilton Road
Location1 MI E of Windsor Lks Tl
RouteState Highway 20
Coordinates41.91801, -72.68505
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span47 ft (14.3 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,800 (2022)
Projected traffic26,449 by 2042
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 20 Westbound over Hamilton Road built?

It was built in 1961, making it 64 years old in 2025.

What condition is Route 20 Westbound over Hamilton Road 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 March 2022.

How much traffic does Route 20 Westbound over Hamilton Road carry?

About 17,800 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Route 20 Westbound over Hamilton Road?

The structure is 110 ft (33.5 m) long with a longest span of 47 ft (14.3 m) and a deck 45 ft wide.

Who owns Route 20 Westbound over Hamilton Road?

It is owned by the State Highway Agency.