RIVER DRIVE
Carrying RIVER DRIVE over D&R FEEDER CANAL
AT MP 13.74 of NJ Rt 29, Mercer, New Jersey
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: RIVER DRIVE
The RIVER DRIVE bridge in Mercer, New Jersey carries RIVER DRIVE over D&R FEEDER CANAL. It was built in 1953, making it 73 years old today. It was last reconstructed in 1999, extending its service life. The structure is built primarily of wood or timber and spans 2 sections, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 58 vehicles, placing it in the lower-traffic tier of New Jersey bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, 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 19.1 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How RIVER DRIVE compares
Live comparison across New Jersey.
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 How the historical reference is calculated.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
- 1953
- Last Reconstructed
- 1999
- Material
- Wood or Timber
- Number of Spans
- 2
- Structure Length
- 10.1 m (33 ft)
- Deck Width
- 6.3 m (21 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 58 vehicles/day
- Structure Number
- 3001170
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
How to read this record
RIVER DRIVE 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 RIVER DRIVE against other structures in Mercer and across New Jersey. New Jersey 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 RIVER DRIVE?
RIVER DRIVE in Mercer, New Jersey has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is RIVER DRIVE inspected?
RIVER DRIVE'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 58 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RIVER DRIVE 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 RIVER DRIVE?
RIVER DRIVE has an NBI inventory load rating of 19.1 metric tons.
Who is responsible for maintaining RIVER DRIVE?
RIVER DRIVE is owned and maintained by State Highway Agency.
How old is RIVER DRIVE and does age affect safety?
RIVER DRIVE was built in 1953, making it 73 years old and last reconstructed in 1999.
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.