FHWA NBI 2024 Inspection record Public-domain dataset

COALMAN RD

Carrying COALMAN RD over CEDAR CREEK

00.6 MI E OF TEN EYCK RD, Clackamas, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: COALMAN RD

The COALMAN RD bridge in Clackamas, Oregon carries COALMAN RD over CEDAR CREEK. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete and spans 1 section, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 1,339 vehicles, placing it in the moderately-trafficked tier of Oregon 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 5/9. 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 32.1 metric tons.

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

How COALMAN RD compares

▼ 0.2
Load rating vs Oregon average (32.3 t)
Top 45%
Higher load rating than 55% of Oregon bridges
367
Bridges in Clackamas · 9 in Poor condition
COALMAN RD 32.1 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
69.5 / 100 - historical 50–79.9 band
Structural adequacy /55
44.9
Serviceability /30
12.0
Essentiality /15
14.5
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
32.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1960
Material
Concrete
Number of Spans
1
Structure Length
9.8 m (32 ft)
Deck Width
8.0 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,339 vehicles/day
Structure Number
06360 000 00055

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • At 5/9, 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 COALMAN RD 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 COALMAN RD against other structures in Clackamas 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 COALMAN RD?

COALMAN RD in Clackamas, Oregon has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is COALMAN RD inspected?

COALMAN RD'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 1,339 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COALMAN RD 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 COALMAN RD?

COALMAN RD has an NBI inventory load rating of 32.1 metric tons.

Who is responsible for maintaining COALMAN RD?

COALMAN RD is owned and maintained by County Highway Agency.

How old is COALMAN RD and does age affect safety?

COALMAN RD was built in 1960, making it 66 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.