LRD W MEMORIAL DR
Carrying LRD W MEMORIAL DR over ROCK RIVER
0.1M W JCT USH 51, Rock, Wisconsin
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: LRD W MEMORIAL DR
The LRD W MEMORIAL DR bridge in Rock, Wisconsin carries LRD W MEMORIAL DR over ROCK RIVER. It was built in 1969, making it 57 years old today. The structure is built primarily of steel continuous and spans 8 sections, stretching 223.7 meters (734 feet) end to end. Daily traffic averages 15,900 vehicles, placing it in the heavily-trafficked tier of Wisconsin bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 19.4 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How LRD W MEMORIAL DR compares
Live comparison across Wisconsin.
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 How the historical reference is calculated.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
- 1969
- Material
- Steel Continuous
- Number of Spans
- 8
- Structure Length
- 223.7 m (734 ft)
- Deck Width
- 18.1 m (59 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 15,900 vehicles/day
- Structure Number
- B53009700000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
How to read this record
This page shows what the last federal inspection recorded, not whether LRD W MEMORIAL DR 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 LRD W MEMORIAL DR against other structures in Rock and across Wisconsin. Wisconsin 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 LRD W MEMORIAL DR?
LRD W MEMORIAL DR in Rock, Wisconsin has a deck rating of 5/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is LRD W MEMORIAL DR inspected?
LRD W MEMORIAL DR'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 15,900 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. LRD W MEMORIAL DR is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for LRD W MEMORIAL DR?
LRD W MEMORIAL DR has an NBI inventory load rating of 19.4 metric tons.
Who is responsible for maintaining LRD W MEMORIAL DR?
LRD W MEMORIAL DR is owned and maintained by State Highway Agency.
How old is LRD W MEMORIAL DR and does age affect safety?
LRD W MEMORIAL DR was built in 1969, making it 57 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.