FHWA NBI 2024 Inspection record Public-domain dataset

Glisan St

Carrying Glisan St over MAX Light Rail Transit

NEAR GLISAN ST OXING I-20, Multnomah, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
53 t Inventory load rating

Bridge Snapshot: Glisan St

The Glisan St bridge in Multnomah, Oregon carries Glisan St over MAX Light Rail Transit. It was built in 1985, making it 41 years old today. The structure is built primarily of concrete and spans 1 section, stretching 11.1 meters (36 feet) end to end. Daily traffic averages 125,408 vehicles, placing it in the heavily-trafficked tier of Oregon bridges. It is owned and maintained by Other Local Agencies.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 52.6 metric tons.

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

How Glisan St compares

▲ 20.3
Load rating vs Oregon average (32.3 t)
Top 9%
Higher load rating than 91% of Oregon bridges
474
Bridges in Multnomah · 12 in Poor condition
Glisan St 52.6 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
70.0 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
12.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
52.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1985
Material
Concrete
Number of Spans
1
Structure Length
11.1 m (36 ft)
Deck Width
32.0 m (105 ft)
Owner
Other Local Agencies
Avg Daily Traffic
125,408 vehicles/day
Structure Number
16544 000 00000

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 5/9, 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

This page shows what the last federal inspection recorded, not whether Glisan St 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 Glisan St against other structures in Multnomah and across Oregon. Oregon 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 Glisan St?

Glisan St in Multnomah, Oregon has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is Glisan St inspected?

Glisan St'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 125,408 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Glisan St 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 Glisan St?

Glisan St has an NBI inventory load rating of 52.6 metric tons.

Who is responsible for maintaining Glisan St?

Glisan St is owned and maintained by Other Local Agencies.

How old is Glisan St and does age affect safety?

Glisan St was built in 1985, making it 41 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.