WHITEHD RD(CO 616)
Carrying WHITEHD RD(CO 616) over DELAWARE & RARITAN CANAL
0.8 MI ENE OF 1 & 206 JCT, Mercer, New Jersey
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: WHITEHD RD(CO 616)
The WHITEHD RD(CO 616) bridge in Mercer, New Jersey carries WHITEHD RD(CO 616) over DELAWARE & RARITAN CANAL. It was built in 1954, making it 72 years old today. It was last reconstructed in 1970, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 14.6 meters (48 feet) end to end. Daily traffic averages 13,610 vehicles, placing it in the heavily-trafficked tier of New Jersey bridges. It is owned and maintained by Other State Agencies.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 5/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 20.9 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How WHITEHD RD(CO 616) 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 How the historical reference is calculated.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
- 1954
- Last Reconstructed
- 1970
- Material
- Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 14.6 m (48 ft)
- Deck Width
- 25.3 m (83 ft)
- Owner
- Other State Agencies
- Avg Daily Traffic
- 13,610 vehicles/day
- Structure Number
- 3000151
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
- • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
- • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.
How to read this record
WHITEHD RD(CO 616) 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 WHITEHD RD(CO 616) 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 WHITEHD RD(CO 616)?
WHITEHD RD(CO 616) in Mercer, New Jersey has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is WHITEHD RD(CO 616) inspected?
WHITEHD RD(CO 616)'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 13,610 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WHITEHD RD(CO 616) 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 WHITEHD RD(CO 616)?
WHITEHD RD(CO 616) has an NBI inventory load rating of 20.9 metric tons.
Who is responsible for maintaining WHITEHD RD(CO 616)?
WHITEHD RD(CO 616) is owned and maintained by Other State Agencies.
How old is WHITEHD RD(CO 616) and does age affect safety?
WHITEHD RD(CO 616) was built in 1954, making it 72 years old and last reconstructed in 1970.
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.