Rule 147: Fresh air bases
Reviewed by Finin2min Editorial Desk · Last reviewed 30 August 2026
Rule 147 — Governs fresh air bases and the rights, duties, powers or procedure expressly stated in this rule. Key operative text: (1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the…
Occupational Safety, Health and Working Conditions (Central) Rules, 2026 were finally notified under G.S.R. 345(E), 8 May 2026. The Central Rules must be read with the Code and any later amendment/corrigendum.
Finin2min analysis — operative rule mechanics
Operative clauses
- (1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the surface ; or (ii) if the base is on the surface, to the shaft bottom.
- (2) Except in cases where the delay involved may result in danger to life, rescue trained persons shall not proceed beyond any place where a base is to be established until there have been provided at such base,- (i) two persons, of whom one shall be a qualified medical practitioner if practicable and other shall be a rescue trained person;
- (3) Whenever persons already at work beyond the fresh air base, there shall be provided at the base as soon as possible the persons, apparatus and equipment as specified in sub-rule (2).
Provisos / explanations
- No proviso/explanation was separately extracted from this rule.
Thresholds & timelines
- No explicit day/month/year/hour/percentage/rupee expression was detected in this rule text.
Mapped Code sections
Full notified text — Rule 147
147. Fresh air bases.- (1) The base shall be established in fresh air, as near to the irrespirable zone
or zones based on safety consideration, every such base shall, if possible be connected by
telephone,-
(i) if the base is below ground to the surface ; or
(ii) if the base is on the surface, to the shaft bottom.
(2) Except in cases where the delay involved may result in danger to life, rescue trained persons shall
not proceed beyond any place where a base is to be established until there have been provided at such
base,-
(i) two persons, of whom one shall be a qualified medical practitioner if practicable and other shall
be a rescue trained person;
(ii) a spare team with rescue apparatus, ready for immediate service;
(iii) one or more reviving apparatus, oxygen revivers and like other apparatus,
(iv) first aid box and stretcher;
(v) apparatus for testing of carbon monoxide;
(vi) a hygrometer; and
(vii) two flame safety lamps.
(3) Whenever persons already at work beyond the fresh air base, there shall be provided at the base
as soon as possible the persons, apparatus and equipment as specified in sub-rule (2).Application and evidence
- Primary statutory test — (1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the surface ; or (ii) if the base is on the surface, to the shaft bottom.
- Additional operative limb — (2) Except in cases where the delay involved may result in danger to life, rescue trained persons shall not proceed beyond any place where a base is to be established until there have been provided at such base,- (i) two persons, of whom one shall be a qualified medical practitioner if practicable and other shall be a rescue trained person;
- Code Section mapping — 67, 68, 69, 70, 71, 72, 73. Read the mapped provision together with this text rather than treating the concordance as a substitute for it.
Cross-references & prescribed forms
Sections cited/mapped
Forms
No form is directly mapped in the current rule register.
Worked example
For an establishment affected by fresh air bases, the compliance owner should identify the applicable sector and authority, document the prescribed control/notice/record and retain inspection or training evidence. A text point to test is: “(1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the surface ; or (ii) if the base is on the surface, to the s” Reconcile the mapped Code Section(s) 67, 68, 69, 70, 71, 72, 73.
Illustrative only. Use the exact notified rule, prescribed form and competent authority.
Q&A — Rule 147
What is Rule 147 of the Occupational Safety, Health and Working Conditions (Central) Rules, 2026?
Rule 147 — Governs fresh air bases and the rights, duties, powers or procedure expressly stated in this rule. Key operative text: (1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the…
What does Rule 147 require or permit?
A principal operative clause extracted from the notified rule is: “(1) The base shall be established in fresh air, as near to the irrespirable zone or zones based on safety consideration, every such base shall, if possible be connected by telephone,- (i) if the base is below ground to the surface ; or (ii) if the base is on the surface, to the shaft bottom.” Read it with all sub-rules and provisos below.
Does Rule 147 contain a proviso or explanation?
No standalone proviso or explanation was extracted from this rule text. Check the complete rule below for clause-level conditions.
What deadline, period, percentage or amount appears in Rule 147?
No explicit day/month/year/hour/percentage/rupee expression was detected in this rule text.
Which Code sections are linked to Rule 147?
The current concordance maps Rule 147 to Section(s) 67, 68, 69, 70, 71, 72, 73.
When did Rule 147 come into force?
The final Central Rules were notified as G.S.R. 345(E), 8 May 2026; Rule 1 states that the Rules come into force on publication. Check any later amendment or corrigendum before reliance.