Structure 2020440 · Ulster County, NY

RTE 28a over Ashokan Spillway

Carries RTE 28a over Ashokan Spillway, .4mi N Rte28a At Spillway.

Overall conditionFair

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

How ratings work
Deck8/9 · Very Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT276 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 6/9 · sets the ratingSubstructure 7/9

276 ft end to end: 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 deck arch.

Built1912rebuilt 2010
Length275.9 ft84.1 m
Daily traffic450counted 2021
Last inspectedJune 2023every 24 months

Location

StateNew York
CountyUlster
Location.4mi N Rte28a At Spillway
CarriesRTE 28a
CrossesAshokan Spillway
Coordinates41.94345, -74.16968

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length275.9 ft (84.1 m)
Max Span174.9 ft (53.3 m)
Deck Width29.9 ft (9.1 m)
Deck Area765.3 sq m
Main Spans1
Year Built1912 (reconstructed 2010)

Traffic

Avg Daily Traffic450 (2021)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerOther Local Agencies
Historical SignificanceBridge is eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000002020440

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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