US Bridges

Route 175 over Bass Brook

Fair

Hartford County, Connecticut · 0.1 MI W. of Newington Tl · Structure no. 05359

Built
1985
40 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
17,500
2021 count
Owner
State
State Highway Agency

About this bridge

Route 175 over Bass Brook is a concrete culvert carrying Route 175 over Bass Brook in Hartford County, Connecticut. It was built in 1985, so it is 40 years old, younger 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 17,500 vehicles a day, roughly 4% of them trucks, projected to reach 26,003 by 2041. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 175
CrossesBass Brook
Location0.1 MI W. of Newington Tl
RouteState Highway 175
Coordinates41.69316, -72.75874
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,500 (2021)
Projected traffic26,003 by 2041
Trucks4%
Lanes on structure4
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 175 over Bass Brook built?

It was built in 1985, making it 40 years old in 2025.

What condition is Route 175 over Bass 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 July 2023.

How much traffic does Route 175 over Bass Brook carry?

About 17,500 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Route 175 over Bass Brook?

The structure is 37 ft (11.3 m) long with a longest span of 11 ft (3.4 m).

Who owns Route 175 over Bass Brook?

It is owned by the State Highway Agency.