Potentially gassy operations exist when what conditions are ...

[burton19126]

Potentially gassy operations exist when what conditions are present?
 
  What will be an ideal response?

Question 2

Training for steel erection workers must cover what topics?
 
  What will be an ideal response?

[lkoler]

Answer to Question 1

 When air monitoring for a 24-hour period shows the presence of methane or any other flammable gas in concentrations of 10 or more of the lower explosive limit measured at 12 inches from the floor, ceiling, or walls of the underground work area.
 When the geological formation or history of the work area makes it likely that the conditions just explained will exist.

Answer to Question 2

 Recognition of fall hazards
 Use and proper operation of fall protection systems (e.g., guardrails, personal fall arrest systems, positioning device systems, fall restraint systems)
 Correct procedures for erecting, maintaining, disassembling, and inspecting fall protection systems
 Procedures for preventing falls through holes and other openings
 Requirements of Subpart R

[burton19126]

Thanks

[lkoler]

Welcome