Qatar heat stress rule combining a summer midday work ban with an absolute WBGT stop threshold.
Open Qatar Ministerial Decision No. 17 of 2021 in the interactive Guidance Wiki →
No standalone formula is published for this standard; see programmable logic and parameters below.
Scenario: outdoor, sun-exposed work · representative date: the 15th of each month · time: 13:00
WBGT baselined at 30°C, below Qatar’s separate 32.1°C absolute stop threshold, to isolate the calendar/time midday ban shown here. See the calculator for the WBGT stop rule.
| Month | Ban active? | Banned hours |
|---|---|---|
| January | No | — |
| February | No | — |
| March | No | — |
| April | No | — |
| May | No | — |
| June | Yes | 10:00–15:30 |
| July | Yes | 10:00–15:30 |
| August | Yes | 10:00–15:30 |
| September | Yes | 10:00–15:30 |
| October | No | — |
| November | No | — |
| December | No | — |
Required inputs: wbgtC, date, outdoorSunExposed
Optional inputs: time, shiftStart, shiftEnd
This standard was added to the calculator.
Get notified when Qatar Ministerial Decision No. 17 of 2021 changes — threshold changes, scope and legal-status changes, additions and removals. Changes that permit more heat exposure than before are labelled as such.
Paste this address into any feed reader:
https://heatrules.com/standards/qatar_md/feed.xml
Open the feed · All update feeds · No account or email address is needed; the site keeps no subscriber list.