US Bridges

HWY S Merriam ST over RR CSX

Fair

Berkshire County, Massachusetts · 0.1 MI N of US 20 151.06 · Structure no. P100170DRDOT634

Built
1992
33 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
6,827
2018 count
Owner
State
State Highway Agency

About this bridge

HWY S Merriam ST over RR CSX is a steel stringer/multi-beam or girder carrying HWY S Merriam ST over RR CSX in Berkshire County, Massachusetts. It was built in 1992, so it is 33 years old, younger than the Massachusetts average of 63.8 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 6,827 vehicles a day, roughly 4% of them trucks, projected to reach 12,476 by 2032. The structure is 59 ft (17.9 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHWY S Merriam ST
CrossesRR CSX
Location0.1 MI N of US 20 151.06
RouteState Highway 0
CountyBerkshire County
StateMassachusetts
Coordinates42.44611, -73.26722
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.1 US tons
Inventory rating49.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length59 ft (17.9 m)
Longest span56 ft (17 m)
Deck width45 ft (13.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,827 (2018)
Projected traffic12,476 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY S Merriam ST over RR CSX built?

It was built in 1992, making it 33 years old in 2025.

What condition is HWY S Merriam ST over RR CSX 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 2023.

How much traffic does HWY S Merriam ST over RR CSX carry?

About 6,827 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is HWY S Merriam ST over RR CSX?

The structure is 59 ft (17.9 m) long with a longest span of 56 ft (17 m) and a deck 45 ft wide.

Who owns HWY S Merriam ST over RR CSX?

It is owned by the State Highway Agency.