FHWA NBI 2024 Inspection record Public-domain dataset

MADISON STREET

Carrying MADISON STREET over BEAVER DAM DITCH

00.10 S. of 101st Ave, Lake, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
33 t Inventory load rating

Bridge Snapshot: MADISON STREET

The MADISON STREET bridge in Lake, Indiana carries MADISON STREET over BEAVER DAM DITCH. It was built in 1988, making it 38 years old today. The structure is built primarily of wood or timber and spans 3 sections, stretching 18.8 meters (62 feet) end to end. Daily traffic averages 1,622 vehicles, placing it in the moderately-trafficked tier of Indiana 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 4/9. 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 32.7 metric tons.

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

How MADISON STREET compares

▼ 2.9
Load rating vs Indiana average (35.6 t)
Bottom 36%
Lower load rating than 64% of Indiana bridges
488
Bridges in Lake · 27 in Poor condition
MADISON STREET 32.7 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
52.7 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
11.0
Essentiality /15
14.7
Special reductions
−3.0

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Inventory Load Rating
32.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1988
Material
Wood or Timber
Number of Spans
3
Structure Length
18.8 m (62 ft)
Deck Width
7.8 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,622 vehicles/day
Structure Number
4500056

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) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

MADISON STREET 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 MADISON STREET against other structures in Lake and across Indiana. Indiana 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 MADISON STREET?

MADISON STREET in Lake, Indiana has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is MADISON STREET inspected?

MADISON STREET'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 1,622 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MADISON STREET 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 MADISON STREET?

MADISON STREET has an NBI inventory load rating of 32.7 metric tons.

Who is responsible for maintaining MADISON STREET?

MADISON STREET is owned and maintained by County Highway Agency.

How old is MADISON STREET and does age affect safety?

MADISON STREET was built in 1988, making it 38 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.