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Dock Street over Mill Brook

Essex County, New York · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (44.05131, -73.45248)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck66Satisfactory condition
Superstructure77Good condition
Substructure66Satisfactory condition

Bridge details

StructureContinuous concrete slab
Lengthabout 25 ft
LocationPort Henry over Mill Ck
NBI structure number000000001074360
Condition classFair
Traffic status (item 41)Open, no restriction
Last inspection (item 90)September 2023
Inspection interval (item 91)24 months
Scour (item 113)3: scour critical: foundations unstable for the assessed or calculated scour

Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.

Busiest bridges in Essex County

BridgeBuiltVehicles/dayCondition
Rte 86 over Outlet Brook19359,484Fair
Rte 73 over Chubb River19598,268Good
Rte I87 over Mud Brook19668,072Good
Rte I87 over Mcguire Brook19656,930Fair
Montcalm Street over Lachute River19186,851Fair
River Street Ext over Outlet Brook19846,437Poor

All bridges nearby: Essex County, NY bridge conditions · every bridge in Essex County · New York bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.