Structure 100301004803011 · Caledonia County, VT

C3011 over Passumpsic River

Carries C3011 over Passumpsic River, 0.2 Mi E Jct US RTE 5.

Overall conditionFair

Set by its lowest-rated component: Superstructure and Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT207 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

207 ft end to end: about 3 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 through truss.

Built1928rebuilt 1991
Length207.0 ft63.1 m
Daily traffic650counted 2019
Last inspectedOctober 2024every 24 months

Location

StateVermont
CountyCaledonia
Location0.2 Mi E Jct US RTE 5
CarriesC3011
CrossesPassumpsic River
Coordinates44.37513, -72.02565

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length207.0 ft (63.1 m)
Max Span160.1 ft (48.8 m)
Deck Width17.1 ft (5.2 m)
Deck Area328.1 sq m
Main Spans1
Year Built1928 (reconstructed 1991)

Traffic

Avg Daily Traffic650 (2019)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number100301004803011

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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