AUTHORISED GAS TESTER (AGT)

Authorised Gas Tester is a person who appointed by employer to carry out atmosphere test. The appointed person must have attended a training course on safe working in confined space conducted by NIOSH or other training provider recognized by DOSH. He or she also must pass the test or examination of Authorized Gas Tester.

Authorised Gas Tester is responsible to;

  • update his knowledge on the hazards that may be faced during entry, including information on the mode, signs and symptoms, and consequences of the exposure;
  • identify all chemical hazards and recommends control measures to ensure safe entry;
  • be familiar with all confined space entry equipment used, for example emergency breathing apparatus, man riding winch, tripod, etc; and
  • test and interpret the reading level of gaseous in the confined space

AUTHORISED ENTRANT (AE)

Authorised Entrant is an employee who is appointed by the employer to enter a confined space and has attended a training course on safe working in confined space for authorised entrant and stand by person by NIOSH or any other training provider recognised by DOSH. He or she must have passed the test or examination to qualify them to be Authorised Entrant.

Authorised Entrant shall have;

  • have the knowledge of the hazards that may be faced during entry, including information on the mode, signs or symptoms, and the consequences of the exposure;
  • declare his fitness in writing prior to entry into confined space as specified in Appendix I in ICIOP 2010;
  • use equipment required for the job including personal protective equipment correctly;
  • communicate with the stand-by person regularly and alert the stand-by person whenever
  1. he recognizes any warning sign or symptom of exposure to a dangerous situation; or
  2. he detects a prohibited condition.
  • exit from the confined spaces as quickly as possible whenever –
  1. an order to evacuate is given by the stand-by person or the entry supervisor;
  2. he recognises any warning sign or symptom of exposure to a dangerous situation;
  3. he detects a prohibited condition; or
  4. an evacuation alarm is activated.

ENTRY SUPERVISOR (ES)

Entry Supervisor is a person who is appointed by the employer who responsible for supervising confined space entry. The appointed person must have attended a training course on safe working in confined space for Authorized Gas Tester and Entry Supervisor conducted by NIOSH or other training provider recognized by DOSH. He or she also must pass the test or examination of Authorized Gas Tester.

Entry Supervisor is responsible to;

  • update his knowledge on hazards that may be faced during entry, including information on the mode, signs and symptoms, and consequences of the exposure;
  • supervise all the activities before, during and after entry operation;
  • verify by checking that the appropriate entries have been made on the permit to work, that all tests specified by the permit to work have been conducted and that all procedures and equipment specified by the permit to work are in place before the permit issuer authorise the permit to work and allow entry to begin;
  • terminate the entry and cancel the permit to work if the acceptable entry condition cannot be maintained;
  • close the permit to work at the completion of the entry;
  • verify that rescue services are available before any entry and that the means for summoning them are operable;
  • remove unauthorised individuals who enter or who attempt to enter the confined space during entry operations;
  • determine that entry operations remain consistent with terms of the permit to work and that acceptable entry conditions are maintained, wherever responsibility for a confined space entry operation is transferred and at intervals dictated by the hazards and operations performed within the space;
  • brief the entry team on the hazards, permit to work requirement and emergency procedures;
  • conduct a debriefing session with the contractor or his employees at the conclusion of the entry operations regarding the confined space entry programme and any hazards confronted or created in confined spaces during entry operations;
  • ensure means to restrict unauthorised entry are made available;
  • be in charge of communication during emergency; and
  • when an entry supervisor is required to be a permit issuer for a permit to work, he cannot be the entry supervisor for the work described in that permit to work.

STANDBY PERSON (SP)

Standby Person is an employee who is appointed by the employer to station outside a confined space who monitors the Authorised Entrants. He or she will perform all Standby Person’s duties assigned in the employer’s confined space program and have attended a training course on safe working in confined space for Authorised Entrant and Standby Person and must have trained and passed the test or examination conducted by NIOSH or any other training provider recognized by DOSH.

Standby Person shall;

  • have the knowledge of the hazards that may be faced during entry, including information on the mode, signs and symptoms, and consequences of the exposure;
  • be aware of possible behavioural effects to authorised entrants due to exposure to hazard;
  • continuously maintain an accurate count of authorised entrants in confined spaces and also ensure that the means used to identify authorised entrants accurately identifies who is in the confined space;
  • make sure that the number of authorised entrant tally to the permit to work;
  • remain within his assigned work area outside the confined space during entry operations until relieved by another stand-by person;
  • communicate with authorised entrants and/or fire watch if available regularly to monitor entrant status and to alert entrants of the need to evacuate their space;
  • monitor activities outside and inside of every confined space to determine if it is safe for entrants to remain in the confined space and orders the authorised entrants to evacuate a confined space immediately under any of the following circumstances –
  1. if the stand-by person detects a prohibited condition;
  2. if the stand-by person detects the behavioural effects to any authorised entrant due to exposure to hazard;
  • if the stand-by person detects a situation outside the space that could endanger the authorised entrants;
  1. if the stand-by person cannot effectively and safely perform all the duties; or
  2. if any alarm is activated.
  • summons rescue and other emergency services as soon as he determines that authorised entrants may need assistance to escape from confined space;
  • takes the following actions when unauthorised persons approach or enter a confined space while the entry is in progress –
  1. warn the unauthorised persons to stay away/out from the confined space; and
  2. inform the authorised entrants and entry supervisor if unauthorised persons have entered the confined space;
  • perform non-entry rescue as specified by the employer’s rescue procedures;
  • not perform any duties that might interfere with the stand-by person’s primary duties to monitor and protect the authorised entrants; and
  • monitor the condition of equipment required for safe entry work such as lighting and ventilation.