US Bridges

US 20 /US7/SOUTH over RR Hrr

Poor

Berkshire County, Massachusetts · @ Gamwell Ave 85.00 · Structure no. P100030E0DOT634

Built
1900
125 years old, rebuilt 1938
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
57 ft
1 main span
Daily traffic
21,457
2017 count
Owner
State
State Highway Agency

About this bridge

US 20 /US7/SOUTH over RR Hrr is a steel stringer/multi-beam or girder carrying US 20 /US7/SOUTH over RR Hrr in Berkshire County, Massachusetts. It was built in 1900 and reconstructed in 1938, so it is 125 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 21,457 vehicles a day, roughly 10% of them trucks, projected to reach 33,323 by 2032. The structure is 57 ft (17.3 m) long and 53 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 20 /US7/SOUTH
CrossesRR Hrr
Location@ Gamwell Ave 85.00
RouteU.S. Route 7
Coordinates42.43362, -73.25799
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.5 US tons
Inventory rating31.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length57 ft (17.3 m)
Longest span49 ft (14.9 m)
Deck width53 ft (16.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,457 (2017)
Projected traffic33,323 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 20 /US7/SOUTH over RR Hrr built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1938.

What condition is US 20 /US7/SOUTH over RR Hrr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does US 20 /US7/SOUTH over RR Hrr carry?

About 21,457 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is US 20 /US7/SOUTH over RR Hrr?

The structure is 57 ft (17.3 m) long with a longest span of 49 ft (14.9 m) and a deck 53 ft wide.

Who owns US 20 /US7/SOUTH over RR Hrr?

It is owned by the State Highway Agency.