STSC Confined Space Entry Procedures 2

Question 1

What is the minimum air monitoring requirement before entering a permit-required confined space?

Accepted Answer

Test for oxygen, flammable gases, and toxic air contaminants

Answer

Test only for oxygen levels

Answer

Test for CO2 levels only

Answer

Visual inspection is sufficient

Question 2

Who is responsible for monitoring conditions and maintaining communication with authorized entrants in a permit-required confined space?

Accepted Answer

The attendant

Answer

The entry supervisor

Answer

The safety officer

Answer

The foreman

Question 3

When must a confined space entry permit be cancelled?

Accepted Answer

When all authorized entrants have exited the space

Answer

Only at the end of the work shift

Answer

When the entry supervisor leaves the site

Answer

After 8 hours regardless of work completion

Question 4

What rescue method is preferred for confined space rescue operations?

Accepted Answer

Non-entry retrieval using a retrieval system

Answer

Entry rescue by a trained rescue team

Answer

Calling 911 for fire department assistance

Answer

Waiting for specialized hazmat team

Question 5

A space that has the potential to become permit-required under certain conditions is classified as:

Accepted Answer

An alternate-entry confined space

Answer

A non-permit confined space

Answer

A reclassified confined space

Answer

A transitional confined space

Question 6

Continuous forced-air ventilation in a confined space must direct fresh air to:

Accepted Answer

All areas of the space, especially where workers are present

Answer

The space entrance only

Answer

The highest point of the space

Answer

The exhaust outlet to remove contaminants