Enclosed Space Entry

Question 1

COSWOP Chapter?

Answer 1

15

Question 2

Merchant health & safet Act 2022, MGN?

Answer 2

MGN 659

Question 3

What is an enclosed space?

Answer 3

Limited entry and exit points

Inadequate ventilation

Question 4

8 enclosed spaces onboard:

Answer 4

Empty tanks
Cofferdams
Chain locker
Bilges
Bosun workshop
Cargo spaces
Bait tanks
Boilers

Question 5

Single inhalation of 5% oxygen:

Answer 5

Unconsciousness ~> death

Question 6

A REGISTER should be made of all enclosed spaces.

This should include:

(7)

Answer 6

Characteristics

Hazards

Entry prevention

Procedures when entering

Ventilation information

Lighting requirements

Atmospheric testing

Question 7

Precautions before entering an enclosed space:

(8)

Answer 7

Review register & inform DPA

Auth. Officer take charge

Hazards ID

Prepared and ventilated

Atmosphere tested

PTW inc. gas measurements

Procedures for entry

Emergency procedures

Question 8

Atmospheric testing equipment:

Required by?
Capable of testing? (4)

Answer 8

All ships since 2022

Oxygen

Flammable gasses

Carbon monoxide

Hydrogen sulphide

Question 9

Safety precautions before entering:
Think contingency
(5)

Answer 9

BA & spares

Lifelines & harness

Communication

Torches

Hoisting / rescue