Structure 26000740006600 · Sullivan County, NH

Church Road over Chase Brook

Carries Church Road over Chase Brook, 0.19 Mi Fr West Unity In.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructure9/9 · Excellent
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
22 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9 · sets the ratingSuperstructure 8/9 · sets the ratingSubstructure 9/9

22 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.

Built201214 years old
Length21.7 ft6.6 m
Daily traffic96counted 2023
Last inspectedSeptember 2024every 24 months

Location

StateNew Hampshire
CountySullivan
Location0.19 Mi Fr West Unity In
CarriesChurch Road
CrossesChase Brook
Coordinates43.28896, -72.32005

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length21.7 ft (6.6 m)
Max Span20.0 ft (6.1 m)
Deck Width26.9 ft (8.2 m)
Deck Area54.1 sq m
Main Spans1
Year Built2012

Traffic

Avg Daily Traffic96 (2023)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number026000740006600

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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