Situational Awareness/ Hazard AssessmentEnvironment:
- Existing winds and forecast.
- Night operations.
- Steep slopes.
- Diseased or bug-kill areas.
- Number, density, and height of hazard trees.
- Anticipated burn-down time.
- Potential for domino effect to surrounding trees.
- Maintain situational awareness and continually reassess hazards.
Hazard Tree Indicators:
- Trees burning for any period of time.
- High risk tree species (rot and shallow roots).
- Numerous downed trees.
- Dead, broken, or burning tops and limbs overhead.
- Accumulation of downed limbs.
- Absence of needles, bark or limbs.
- Leaning or hung-up.
- Eliminate the hazards with qualified sawyers, blasters/explosives, or heavy equipment.
- Avoid hazards by designating “No Work Zones” (NWZ) – (flag, sign, and map).
- Modify suppression tactics or fire-line location to avoid extreme/high risk rated area.
- Post lookouts to help maintain secure area.
- Fire proof potential hazard trees to prevent ignition.
- Initiate road/traffic control and area closure.
- Keep clear of bucket drops near trees/snags.
- Establish trigger points for re-position to secure areas in response to high winds.
Hazard tree .pdf Link
Hazard tree picture credit: http://www.americanyouthworks.org