work permit,CHECKING AND CANCELLING THE PERMIT TO WORK

PERMIT TO WORK

DEFINITION.

•  A PERMIT TO WORK to work system is designed to ensure 

• that all necessary actions are taken before, during and after particularly hazardous operations. These operations are mostly related to maintenance work which ca only be carried out if normal safeguards are dropped, but also include certain routine work which can only which demands that special precautions be taken.
  

Operation of the PERMIT TO WORK

1.  Hazard evaluation.
2.  Precaution planning.
3.  Instructing supervisors and operators.
4.  Issuing the permit.
5. Communication b/w all the peoples who are involved.
6. It should be designed by the company issuing the permit.
7. Separate permits form may be required for different tasks.
8. Permit should be sign by the issuer, must given to the person in charge of work who signs for it.
9. Copies of permit must also be given to any plant or site management and supervisory staff.

Before works starts.

Before work commenced, the following general safety precautions should be observed, where they apply:

1.Electrical or mechanical isolation of plant.

2.Isolation of the machine and equipment.

3.Locking or blanking off of water, steam,acid, solvent, and compressed air supply.

4.Erection of scaffolding.

5.Provision of temporary guards to make the safe job.

   CHECKING AND CANCELLING THE PERMIT TO WORK

Application of permit

1.Permit title.

2.Permit number.

3.Reference to other relevent permits or isolation certificates.

4.Job location

5.Plant identification

6.Description of work to be done and its limitation.

7.Hazard identification.

8.Precautions.

9.PPE

10.Authorization.

11. Date and time duration of the permit.

12. Acceptence.

 13. Extension /shift hand-over procedure.

14. Hand back signatures.

15. cancellation- signatures.

types work permit?

There are two types of work permit
1. Cold work permit
2. Hot work permit
The hot work permit further 

classified into 3 types

Normal hot work permit
Blanket hot work permit
Delegate hot work permit

blanket permit

A blanket permit is a permit issued on the basis of location where the multiple jobs are to be carried out at safe location.

hot work permit 

Any work which involves spark flame, temperature is called HWP

cold work permit 

Any work which does not involved production of spark flame, heat, temp. is called cwp.

vehicles / Mobile permit
The permit is required for taking any vehicle are mobile equipments having a diesel equipment having a diesel or petrol operated engine in to hazardous area.
 risks in vehicle permit 
1. Sparks, 2. Accidents 3. Pollution
 Control measures of vehicles permit 
Fitted spark arrester
Speed 30 km./hours
Proper warring lights
No over load
Correct parking
Pollution check
3rd party inspection
 procedures for work permit
3 copies of the permit
At the work site.
In the permit file
On the permit board.