N HARRISON STCR629
Carrying N HARRISON STCR629 over CARNEGIE LAKE
4500 FT. WEST OF ROUTE 1, Mercer, New Jersey
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: N HARRISON STCR629
The N HARRISON STCR629 bridge in Mercer, New Jersey carries N HARRISON STCR629 over CARNEGIE LAKE. It was built in 1989, making it 37 years old today. The structure is built primarily of steel continuous and spans 4 sections, stretching 118.0 meters (387 feet) end to end. Daily traffic averages 11,110 vehicles, placing it in the heavily-trafficked tier of New Jersey bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 51.7 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How N HARRISON STCR629 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 How the historical reference is calculated.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
- 1989
- Material
- Steel Continuous
- Number of Spans
- 4
- Structure Length
- 118.0 m (387 ft)
- Deck Width
- 11.8 m (39 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 11,110 vehicles/day
- Structure Number
- 1100008
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
- • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
This page shows what the last federal inspection recorded, not whether N HARRISON STCR629 is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare N HARRISON STCR629 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 N HARRISON STCR629?
N HARRISON STCR629 in Mercer, New Jersey has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is N HARRISON STCR629 inspected?
N HARRISON STCR629'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 11,110 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. N HARRISON STCR629 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for N HARRISON STCR629?
N HARRISON STCR629 has an NBI inventory load rating of 51.7 metric tons.
Who is responsible for maintaining N HARRISON STCR629?
N HARRISON STCR629 is owned and maintained by County Highway Agency.
How old is N HARRISON STCR629 and does age affect safety?
N HARRISON STCR629 was built in 1989, making it 37 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.