twist lock receptacles

[Glenn Lorio]

In manufacturing facilities, is it a must to install twist lock receptales and what does the code book say on this subject.
Where to install twist lock and where is straight prongs allowed ?

 

[Jomaul]

Thats a design issue and not a code issue

 

[gt englin]

Twist locks are a requirement of osha. Where and when is established by them. Don't mess with the fed's.

g englin

 

[barclayd]

Twist locks are a requirement of osha. Where and when is established by them. Don't mess with the fed's.

g englin

I know that OSHA has extensive regulations concerning "Lockout - Tagout".
Where do they require locking receptacles (Twist-Lock)?
db