Weekly TBT 29.06.2025 Permit to Work (PTW)

What is the maximum duration a Permit to Work (PTW) can be valid before it must be renewed?

• A. 24 hours

• B. 3 days

• C. 7 days

• D. 14 days

Who is responsible for approving the PTW and defining additional safety precautions?

• A. Operational Authority (AO)

• B. Technical Intervention Responsible (RTI)

• C. Zone Authority (ADZ)

• D. Permit to Work Coordinator (CPT)

Which of the following permits is required when entering a tank or underground vault?

• A. Hot Work Permit

• B. Cold Work Permit

• C. Confined Space Entry Permit

• D. Vehicle Entry Permit

What is the purpose of the Toolbox Talk (TBT)?

• A. To measure gas concentrations

• B. To authorize excavation work

• C. To inform workers about tasks, risks, and safety measures

• D. To issue the final PTW approval

A hot work permit is required when the gas concentration exceeds what threshold of the LEL (lower explosive limit)?

• A. 5%

• B. 10%

• C. 25%

• D. 50%

What additional permit is usually required for excavation work deeper than 1.2 meters?

• A. Hot Work Permit

• B. Vehicle Entry Permit

• C. Confined Space Entry Permit

• D. Isolation Certificate

What should be done before starting any hot work in a classified area?

• A. Submit the permit to the contractor.

• B. Conduct a toolbox talk only

• C. Perform gas/atmosphere testing

• D. Provide fire extinguishers

What document must be updated daily to monitor all issued PTWs?

• A. SIMOPS form

• B. PTW Archive

• C. PTW Register

• D. Work Order Logbook

Who signs the PTW declaration of execution after verifying precautions and understanding the job?     

• A. AO and HSE Representative

• B. RTI only

• C. Execution Responsible (RE)

• D. Zone Authority (ADZ)