FHWA NBI 2024 Inspection record Public-domain dataset

RTE. 234 NBL

Carrying RTE. 234 NBL over NS RAILWAY

01.30FRCLOVER/00.42TO 28, Prince William, Virginia

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
70 t Inventory load rating

Bridge Snapshot: RTE. 234 NBL

The RTE. 234 NBL bridge in Prince William, Virginia carries RTE. 234 NBL over NS RAILWAY. It was built in 1999, making it 27 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 68.0 meters (223 feet) end to end. Daily traffic averages 19,776 vehicles, placing it in the heavily-trafficked tier of Virginia 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 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 70.4 metric tons.

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

How RTE. 234 NBL compares

▲ 24.4
Load rating vs Virginia average (46.0 t)
Top 13%
Higher load rating than 87% of Virginia bridges
303
Bridges in Prince William · 4 in Poor condition
RTE. 234 NBL 70.4 t
Virginia average 46.0 t

Live comparison across Virginia.

Historical Sufficiency Rating

PlainBridge-computed
98.1 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
13.1
Special reductions
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 How the historical reference is calculated.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
70.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1999
Material
Concrete
Number of Spans
3
Structure Length
68.0 m (223 ft)
Deck Width
13.2 m (43 ft)
Owner
State Highway Agency
Avg Daily Traffic
19,776 vehicles/day
Structure Number
000000000025753

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • 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 good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether RTE. 234 NBL 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 RTE. 234 NBL against other structures in Prince William and across Virginia. Virginia 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 RTE. 234 NBL?

RTE. 234 NBL in Prince William, Virginia 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 RTE. 234 NBL inspected?

RTE. 234 NBL'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 19,776 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RTE. 234 NBL 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 RTE. 234 NBL?

RTE. 234 NBL has an NBI inventory load rating of 70.4 metric tons.

Who is responsible for maintaining RTE. 234 NBL?

RTE. 234 NBL is owned and maintained by State Highway Agency.

How old is RTE. 234 NBL and does age affect safety?

RTE. 234 NBL was built in 1999, making it 27 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.