US Bridges

Route 178 over Beaman Brook

Good

Hartford County, Connecticut · 1.2 MI East of Route 189 · Structure no. 01489

Built
2022
3 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
7,800
2022 count
Owner
State
State Highway Agency

About this bridge

Route 178 over Beaman Brook is a steel stringer/multi-beam or girder carrying Route 178 over Beaman Brook in Hartford County, Connecticut. It was built in 2022, so it is 3 years old, younger than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,800 vehicles a day, roughly 4% of them trucks, projected to reach 11,590 by 2042. The structure is 47 ft (14.3 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 178
CrossesBeaman Brook
Location1.2 MI East of Route 189
RouteState Highway 178
Coordinates41.82399, -72.7203
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment9: Superior to present desirable criteria
Operating rating36.8 US tons
Inventory rating28.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width48 ft (14.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,800 (2022)
Projected traffic11,590 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.3 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 178 over Beaman Brook built?

It was built in 2022, making it 3 years old in 2025.

What condition is Route 178 over Beaman Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2022.

How much traffic does Route 178 over Beaman Brook carry?

About 7,800 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Route 178 over Beaman Brook?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 48 ft wide.

Who owns Route 178 over Beaman Brook?

It is owned by the State Highway Agency.