FHWA NBI 2024 Inspection record Public-domain dataset

Ramp to NB LL LSD

Carrying Ramp to NB LL LSD over LAND

500E.AND 200N., Cook, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
23 t Inventory load rating

Bridge Snapshot: Ramp to NB LL LSD

The Ramp to NB LL LSD bridge in Cook, Illinois carries Ramp to NB LL LSD over LAND. It was built in 1986, making it 40 years old today. The structure is built primarily of steel continuous and spans 7 sections, stretching 212.8 meters (698 feet) end to end. Daily traffic averages 4,800 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 22.7 metric tons.

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

How Ramp to NB LL LSD compares

▼ 11.9
Load rating vs Illinois average (34.6 t)
Bottom 8%
Lower load rating than 92% of Illinois bridges
2,185
Bridges in Cook · 144 in Poor condition
Ramp to NB LL LSD 22.7 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
52.2 / 100 - historical 50–79.9 band
Structural adequacy /55
35.2
Serviceability /30
5.0
Essentiality /15
14.0
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 How the historical reference is calculated.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
3/9
Poor (1–4)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
22.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1986
Material
Steel Continuous
Number of Spans
7
Structure Length
212.8 m (698 ft)
Deck Width
9.0 m (30 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
4,800 vehicles/day
Structure Number
016649700000000

Condition Analysis

  • The deck (driving surface) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

Ramp to NB LL LSD 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 Ramp to NB LL LSD against other structures in Cook and across Illinois. Illinois 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 Ramp to NB LL LSD?

Ramp to NB LL LSD in Cook, Illinois has a deck rating of 3/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is Ramp to NB LL LSD inspected?

Ramp to NB LL LSD'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 4,800 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Ramp to NB LL LSD 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 Ramp to NB LL LSD?

Ramp to NB LL LSD has an NBI inventory load rating of 22.7 metric tons.

Who is responsible for maintaining Ramp to NB LL LSD?

Ramp to NB LL LSD is owned and maintained by City/Municipal Highway Agency.

How old is Ramp to NB LL LSD and does age affect safety?

Ramp to NB LL LSD was built in 1986, making it 40 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.