MOUNTAINDALE ROAD
Carrying MOUNTAINDALE ROAD over SANDBURG CREEK
1.5 MI SE OF WOODRIDGE, Sullivan, New York
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: MOUNTAINDALE ROAD
The MOUNTAINDALE ROAD bridge in Sullivan, New York carries MOUNTAINDALE ROAD over SANDBURG CREEK. It was built in 1926, making it 100 years old today. The structure is built primarily of steel and spans 1 section, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 752 vehicles, placing it in the lower-traffic tier of New York bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 42.8 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How MOUNTAINDALE ROAD compares
Live comparison across New York.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1926
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 10.1 m (33 ft)
- Deck Width
- 10.2 m (33 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 752 vehicles/day
- Structure Number
- 000000003355540
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
How to read this record
MOUNTAINDALE ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare MOUNTAINDALE ROAD against other structures in Sullivan and across New York. New York bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for MOUNTAINDALE ROAD?
MOUNTAINDALE ROAD in Sullivan, New York has a deck rating of 4/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is MOUNTAINDALE ROAD inspected?
MOUNTAINDALE ROAD's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 752 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. MOUNTAINDALE ROAD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for MOUNTAINDALE ROAD?
MOUNTAINDALE ROAD has an NBI inventory load rating of 42.8 metric tons.
Who is responsible for maintaining MOUNTAINDALE ROAD?
MOUNTAINDALE ROAD is owned and maintained by County Highway Agency.
How old is MOUNTAINDALE ROAD and does age affect safety?
MOUNTAINDALE ROAD was built in 1926, making it 100 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.