What is a controlled decking zone?
A Controlled Decking Zone is an area in which certain work may take place without the use of guardrail systems, personal fall arrest systems, fall restraint systems, or safety net systems and where access to the zone is controlled. Be protected from fall hazards above 2 stories or 30 feet (whichever is less).
What is the maximum area of a controlled decking zone?
Unsecured decking in a CDZ shall not exceed 3,000 square feet (914.4 m 2).
What is a controlled decking zone CDZ )? What are the requirements for working in a CDZ?
The CDZ shall not be more than 90 feet (27.4 m) wide and 90 feet (27.4 m) deep from any leading edge. The CDZ shall be marked by the use of control lines or the equivalent. Another requirement of the CDZ is that it not be greater than 90 feet x 90 feet.
What items are not covered under Subpart R?
The requirements of this subpart apply to employers engaged in steel erection unless otherwise specified. This subpart does not cover electrical transmission towers, communication and broadcast towers, or tanks.
What height is fall protection for steel erection?
15 feet
By its terms, 1926.760(a)(1) requires all employees performing a steel erection activity who is on a walking/working surface with an unprotected side or edge more than 15 feet above a lower level be protected by one of the enumerated fall protection methods, unless an explicit exception applies.
What is the maximum weight of a bundle of joist bridging?
The weight of a bundle of joist bridging shall not exceed a total of 1,000 pounds (454 kg). A bundle of joist bridging shall be placed on a minimum of three steel joists that are secured at one end. The edge of the bridging bundle shall be positioned within 1 foot (. 30 m) of the secured end.
Which is the best fall control?
The preferred solution to all fall hazards is elimination. The reason for exposure to the fall hazard is challenged and evaluated to determine if a change in the procedure, practice, location or equipment will eliminate exposure to the fall hazard.
What is the side of a ship above the upper deck?
Bulwark
“Bulwark” – The side of a ship above the upper deck. “Coaming” – The raised frame, as around a hatchway in the deck, to keep out water.
What should you do when working with metal decking bundles?
Metal decking bundles shall be landed on framing members so that enough support is provided to allow the bundles to be unbanded without dislodging the bundles from the supports. At the end of the shift or when environmental or jobsite conditions require, metal decking shall be secured against displacement.
Do iron workers have to tie off?
Ironworkers frequently must tie off to steel structures at the level of their feet. This practice can create a situation in which an ironworker can fall and be injured because of insufficient floor-to-floor clearance distance.
What is steel joist bridging?
Bridging provides lateral restraint either permanently or until other means of restraint are provided. • When deck is attached this provides the lateral restraint to the joist top chord. \continuous and anchored at both ends. Limit the magnitude and placement of construction loads.