Small opening covered with a single sheet of plywood can be more dangerous than large openings which much be covered with 4*4s and plywood. The reason: a natural tendency when picking up a sheet of plywood is to step forward and into the hole.

BY RAYMOND A. JUREWICZ
MANAGER, EQUIPMENT DEVELOPMENT
EQUIPMENT OPERATIONS
THE CECO CORPORATION
OAK BROOK, ILLINOIS

Personal injury due to construction accidents inflicts pain and suffering on the hapless victim and costs the construction industry billions of dollars each year.

Recognizing the dangers to workers in erecting and stripping formwork is a primary way of reducing this human and financial waste in concrete structures. Major categories of accidents in forming and shoring activities are:

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