Structure N2002720EDOTNBI · Worcester County, MA

HWY Slmn Pnd RD over I 290

Carries HWY Slmn Pnd RD over I 290, At Exit 30 I-290.

Overall conditionFair

Set by its lowest-rated component: Deck at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT300 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

300 ft end to end, longest span 110 ft: about 4 semi-trucks nose to tail. Lengths and the semi-truck 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.

Built1968rebuilt 1996
Length299.9 ft91.4 m
Daily traffic6,822counted 2023
Last inspectedJuly 2024every 24 months

Location

StateMassachusetts
CountyWorcester
LocationAt Exit 30 I-290
CarriesHWY Slmn Pnd RD
CrossesI 290
Coordinates42.34653, -71.62431

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length299.9 ft (91.4 m)
Max Span109.9 ft (33.5 m)
Deck Width67.9 ft (20.7 m)
Deck Area1892.0 sq m
Main Spans3
Year Built1968 (reconstructed 1996)

Traffic

Avg Daily Traffic6,822 (2023)
Truck Traffic6%
Lanes On Bridge4
Lanes Under Bridge8

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure NumberN2002720EDOTNBI

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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