Structure B03016B78MUNNBI · Berkshire County, MA

HWY Mcnerney RD over Water Shaker Mill Brook

Carries HWY Mcnerney RD over Water Shaker Mill Brook, 300n Of Brooker Hill RD.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
24 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

24 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a rigid-frame bridge.

Built200917 years old
Length24.0 ft7.3 m
Daily traffic1,552counted 2019
Last inspectedNovember 2023every 24 months

Location

StateMassachusetts
CountyBerkshire
Location300n Of Brooker Hill RD
CarriesHWY Mcnerney RD
CrossesWater Shaker Mill Brook
Coordinates42.33471, -73.10327

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length24.0 ft (7.3 m)
Max Span24.0 ft (7.3 m)
Deck Width26.9 ft (8.2 m)
Deck Area59.9 sq m
Main Spans1
Year Built2009

Traffic

Avg Daily Traffic1,552 (2019)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure NumberB03016B78MUNNBI

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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