Structure B090031E8MUNNBI · Worcester County, MA

HWY South ST over Water North Brook

Carries HWY South ST over Water North Brook, .85 Mi NW Of Whitney ST.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT27 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

27 ft end to end. Lengths and the car on the deck are drawn to the same scale. 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 multi-beam bridge.

Built1900rebuilt 1952
Length26.9 ft8.2 m
Daily traffic1,422counted 2024
Last inspectedOctober 2024every 24 months

Location

StateMassachusetts
CountyWorcester
Location.85 Mi NW Of Whitney ST
CarriesHWY South ST
CrossesWater North Brook
Coordinates42.36405, -71.63399

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length26.9 ft (8.2 m)
Max Span23.0 ft (7 m)
Deck Width24.9 ft (7.6 m)
Deck Area62.3 sq m
Main Spans1
Year Built1900 (reconstructed 1952)

Traffic

Avg Daily Traffic1,422 (2024)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical3 — Scour critical
Structure NumberB090031E8MUNNBI

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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