FHWA NBI 2024 Inspection record Public-domain dataset

BUTTERMILK BR. RD.

Carrying BUTTERMILK BR. RD. over POHATCONG CREEK

0.5 MI. SOUTH NJ RT57, Warren, New Jersey

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
56 t Inventory load rating

Bridge Snapshot: BUTTERMILK BR. RD.

The BUTTERMILK BR. RD. bridge in Warren, New Jersey carries BUTTERMILK BR. RD. over POHATCONG CREEK. It was built in 1991, making it 35 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 15.8 meters (52 feet) end to end. Daily traffic averages 270 vehicles, placing it in the lower-traffic 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 56.2 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How BUTTERMILK BR. RD. compares

▲ 12.4
Load rating vs New Jersey average (43.8 t)
Top 23%
Higher load rating than 77% of New Jersey bridges
266
Bridges in Warren · 12 in Poor condition
BUTTERMILK BR. RD. 56.2 t
New Jersey average 43.8 t

Live comparison across New Jersey.

Historical Sufficiency Rating

PlainBridge-computed
96.1 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.2
Essentiality /15
14.9
Special reductions
−2.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
56.2 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1991
Material
Prestressed Concrete
Number of Spans
1
Structure Length
15.8 m (52 ft)
Deck Width
10.9 m (36 ft)
Owner
County Highway Agency
Avg Daily Traffic
270 vehicles/day
Structure Number
2102218

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 BUTTERMILK BR. RD. 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 BUTTERMILK BR. RD. against other structures in Warren 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 BUTTERMILK BR. RD.?

BUTTERMILK BR. RD. in Warren, 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 BUTTERMILK BR. RD. inspected?

BUTTERMILK BR. RD.'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 270 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. BUTTERMILK BR. RD. 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 BUTTERMILK BR. RD.?

BUTTERMILK BR. RD. has an NBI inventory load rating of 56.2 metric tons.

Who is responsible for maintaining BUTTERMILK BR. RD.?

BUTTERMILK BR. RD. is owned and maintained by County Highway Agency.

How old is BUTTERMILK BR. RD. and does age affect safety?

BUTTERMILK BR. RD. was built in 1991, making it 35 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.