US Bridges

HWY Mt Washngton over Water Karner Brook

Good

Berkshire County, Massachusetts · .6MI West of Route 41 · Structure no. E08009BT4MUNNBI

Built
2016
9 years old
Condition
Good
inspected July 2024
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
866
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Mt Washngton over Water Karner Brook is a concrete frame carrying HWY Mt Washngton over Water Karner Brook in Berkshire County, Massachusetts. It was built in 2016, so it is 9 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 866 vehicles a day, roughly 5% of them trucks. The structure is 27 ft (8.2 m) long and 30 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesHWY Mt Washngton
CrossesWater Karner Brook
Location.6MI West of Route 41
RouteCity Street 0
Coordinates42.15531, -73.43351
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic866 (2019)
Projected traffic—
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$902,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Mt Washngton over Water Karner Brook built?

It was built in 2016, making it 9 years old in 2025.

What condition is HWY Mt Washngton over Water Karner 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 July 2024.

How much traffic does HWY Mt Washngton over Water Karner Brook carry?

About 866 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is HWY Mt Washngton over Water Karner Brook?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 30 ft wide.

Who owns HWY Mt Washngton over Water Karner Brook?

It is owned by the Town or Township Highway Agency.