Lockout tagout and experiment
Padlock color code :(reference)
Green - instrumentation and electrical
Blue - machinery
Red - operation
Each padlock key is managed by the supervisor of each department.
Keys must be kept in a safe place.
Multilock hasp must be used when multiple departments need to start working on isolated equipment
A padlock must be fitted with a lock tag
Original - blue - kept on site
First copy - white - kept in control room permit coordination area
Second copy - pink - (if necessary, such as synchronization)
Energy isolation register
Energy isolation number
The lock box no.
Equipment serial number
Time to lock and unlock
Main person in charge
An important cause of disaster
1. Imperfect work permit system PTW mess
2. Lack of training
3. Insufficient analysis of hidden dangers
4. Poor quality of management decisions
5. Insufficient audit