Structure 2276 · Somerset County, ME

Main ST over Ferguson Stream

Carries Main ST over Ferguson Stream, 0.1 Mi N Of Jct RTE 152.

Overall conditionPoor

Set by its lowest-rated component: Deck and Superstructure at 4 of 9.

How ratings work
Decksets the rating4/9 · Poor
Superstructuresets the rating4/9 · Poor
Substructure6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
23 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 4/9 · sets the ratingSuperstructure 4/9 · sets the ratingSubstructure 6/9

23 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.

Built192997 years old
Length23.3 ft7.1 m
Daily traffic1,180counted 2016
Last inspectedSeptember 2023every 24 months

Location

StateMaine
CountySomerset
Location0.1 Mi N Of Jct RTE 152
CarriesMain ST
CrossesFerguson Stream
Coordinates45.02359, -69.47420

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length23.3 ft (7.1 m)
Max Span20.0 ft (6.1 m)
Deck Width30.5 ft (9.3 m)
Deck Area66.0 sq m
Main Spans1
Year Built1929

Traffic

Avg Daily Traffic1,180 (2016)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number2276

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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