A simple Google search of "honeycomb concrete repair" can lead the public to several examples of images. So how did Sellwood Bridge inspectors find bad concrete not so visible on the column?

Bad weather and bad concrete have delayed work on portions of the mile-long Lyndale-North Main construction project, and the arrival of summer tourism traffic and the opening of Memorial Park ...

Transportation Department engineers failed to tell the project contractor how to properly install the concrete, while inspectors also failed to properly examine the work. DOT officials maintained ...

The work included concrete patching and repaving, shoulder rehabilitation, guardrail, drainage, and bridge expansion-joint repairs, and new road markings. Originally scheduled for as early as 2000 ...

Crews hope to finish the work Friday. Bad weather could delay the work and the lane closing. DOT officials say a 20-foot section of concrete on the bridge has deteriorated rapidly. A longer-term ...