Question

These questions are related to engineering codes and practices. Need help with these questions please. Have to chose from the multiple choice options for each question below.

Question 31

For exposure limits, what is the time-weighted average limit (TWA) of benzene?

	A.	0.5 ppm
	B.	5 ppm
	C.	1 ppm
	D.	2.5 ppm
	E.	10 ppm

Question 32

The plan for entering a confined space may include:

	A.	Ventilation and purging.
	B.	The duties of workers.
	C.	Rescue equipment and methods of communication.
	D.	Answers B and C above.
	E.	All of these answers.

uestion 33

A worker in a confined space requires immediate first aid assistance. What should the attendant do?

	A.	The attendant may enter the confined space to offer assistance to the worker.
	B.	The attendant may summon an adequate rescue response using a separate communicator.
	C.	The attendant may switch channels on his radio communicator in order to summon a rescue team.
	D.	Answers B and C above.
	E.	All of these answers.

Question 34

An attendant may be permitted to enter a confined space in order to provide emergency assistance to the worker inside that space.

True

False

Question 35

Suppose that atmospheric testing has been conducted on a confined space every 2 months over the past two years (4 records in total), and then kept on file per section 21 of the regulation. In this example, how many of these testing records must be retained by the employer?

	A.	Zero
	B.	One
	C.	Two
	D.	Three
	E.	Four

Question 36

How often must a first aid box be inspected?

	A.	At least every month.
	B.	At least every 3 months.
	C.	At least every 4 months.
	D.	At least every 6 months.
	E.	At least annually

Question 37

A first aid station must contain:

	A.	A first aid box containing the required items for the given population of the workplace.
	B.	A notice board with the valid first aid certificates of qualifications of the trained workers on duty.
	C.	An inspection card to record the date and signature of the inspector.
	D.	Answers A and B above.
	E.	All of these answers

Question 38

When 10 workers are employed full-time at a workplace, what must the first aid box contain?

	A.	3 rolls of 2-inch gauze bandage.
	B.	1 triangular bandage.
	C.	3 rolls of 4-inch gauze bandage.
	D.	2 rolls of splint padding.
	E.	12 adhesive dressings individually wrapped.

Answer 1

Solution 31) TWA of benzene is aPpm. option (c) is correct. solation 32) option (E) is correct solution 33) option (D) is correct. Solution 34) False. option (Elis correct: Solution 35) solution 36) option (E) is correct. Solution 37) option (E) is correct. Solution 38) option (B), (E),(A) are connect