504
edits
Wildfire risk planning and defense: Difference between revisions
→Immediate Zone
| (One intermediate revision by the same user not shown) | |||
| Line 1: | Line 1: | ||
= Home Ignition Zone = | |||
The concept of the home ignition zone was developed by retired fire scientist Jack Cohen in the late 1990s, following some breakthrough experimental research into how homes ignite due to the effects of radiant heat. The HIZ is divided into three zones. | The concept of the home ignition zone was developed by retired fire scientist Jack Cohen in the late 1990s, following some breakthrough experimental research into how homes ignite due to the effects of radiant heat. The HIZ is divided into three zones. | ||
| Line 12: | Line 12: | ||
* Clean roofs and gutters of dead leaves, debris and pine needles that could catch embers. | * Clean roofs and gutters of dead leaves, debris and pine needles that could catch embers. | ||
* Replace or repair any loose or missing shingles or roof tiles to prevent ember penetration. | * Replace or repair any loose or missing shingles or roof tiles to prevent ember penetration. | ||
* Reduce embers that could pass through vents in the eaves by installing 1/8 inch metal mesh screening. | * Reduce embers that could pass through vents in the eaves by installing 3cm (1/8 inch) metal mesh screening. | ||
* Clean debris from exterior attic vents and install 1/8 inch metal mesh screening to reduce embers. | * Clean debris from exterior attic vents and install ~3cm (1/8 inch) metal mesh screening to reduce embers. | ||
* Repair or replace damaged or loose window screens and any broken windows Screen or box-in areas below patios and decks with wire mesh to prevent debris and combustible materials from accumulating. | * Repair or replace damaged or loose window screens and any broken windows Screen or box-in areas below patios and decks with wire mesh to prevent debris and combustible materials from accumulating. | ||
* Move any flammable material away from wall exteriors – mulch, flammable plants, leaves and needles, firewood piles – anything that can burn. Remove anything stored underneath decks or porches. | * Move any flammable material away from wall exteriors – mulch, flammable plants, leaves and needles, firewood piles – anything that can burn. Remove anything stored underneath decks or porches. | ||
=== Intermediate Zone === | === Intermediate Zone === | ||