Articles Tagged with ''collapse''

Last year marked two milestones for forensic structural engineer Donald O. Dusenberry. He retired from Simpson Gumpertz & Heger Inc. after 45 years and he celebrated the completion of the draft of the nation’s first building standard on disproportionate collapse mitigation. 

Dozens of people reportedly remained trapped with rescue efforts underway.

A 100-ton hydraulic drill rig tipped over onto the street at the site of the Chicago Transit Authority's $2.1-billion Red/Purple line project. No injuries were reported and the cause of the incident is being investigated.

The money will reimburse CDOT for most of the $17.6 million in emergency repairs to the highway.

This summer, the Structural Engineering Institute of the American Society of Civil Engineers expects to release, for public comment, a draft of the first U.S. consensus standard addressing disproportionate collapse of structures.

Structural engineers have pieced together the probable sequence of the fatal progressive collapse of part of the 12.5-story residential condominium in Surfside, Fla., but the trigger remains a mystery.