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Vermont Principals' Association Procedure for Athletic Participation in the Heat (VPA, Aug 2015) — Heat Stress Alert Levels

Vermont Principals' Association mandatory procedure for high-school athletic participation in the heat (VPA Sports Medicine Advisory Committee, Aug 2015): a five-level WBGT table (Grundstein 2015 Category 1) that sets rest/fluid breaks, practice-length caps, equipment limits, time-of-day limits and stopping outdoor workouts. An athletics overlay, not an occupational work/rest rule.

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Governing metric
WBGT in Fahrenheit (minimal/low/moderate/high/extreme risk)
Authority
Vermont Principals' Association
Jurisdiction
Vermont Hs Athletics
Legal status
Industry Guidance
Published
2015 (unverified)
Rule type
Alert Overlay
Standard ID
HGC-172

Check a reading against this rule

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Governing formula

No standalone formula is published for this standard; see programmable logic and parameters below.

Alert levels

WBGT (°C)Light
180 W
Moderate
300 W
Heavy
415 W
Very heavy
520 W
24MinimalMinimalMinimalMinimal
25LowLowLowLow
26LowLowLowLow
27LowLowLowLow
28ModerateModerateModerateModerate
29HighHighHighHigh
30HighHighHighHigh
31Stop workStop workStop workStop work
32Stop workStop workStop workStop work
33Stop workStop workStop workStop work
34Stop workStop workStop workStop work
35Stop workStop workStop workStop work
36Stop workStop workStop workStop work

This standard's declared inputs do not include acclimatization status, so results do not vary by it.

Key thresholds

ParameterValue
wbgtFloorsF
  • low 76.1
  • moderate 81.1
  • high 84.1
  • extreme 86.1
maxPracticeHoursmoderate 2 · high 1
minBreakMinutes
  • low 4
  • moderate 4
  • high 6
breaksPerHourLow3
restMinutesPerHourHigh20
noPracticeWindowHigh11:00-16:00
recheckMinutes30

Inputs

Required inputs: wbgtC

Optional inputs: none

Sources

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