No Work Zone (NWZ)
NWZ
Proper size up and complexity analysis
Establish secure felling area
Hazard Tree Felling_Rall
Good holding wood and control maintained
Establish No Work Zone (NWZ)
Roadside hazard tree - Secure Road
Watching for bark sheer
Permature closing effect due to narrow face?
High Risk Rated Work Area
Looking Up
Down the hill!
Watch overhead
Now I know why the loggers left this big one standing in this clearcut!
Eight footer w/short bar in circa 1980 on the GPNF
Top fell out (36' per sec) of this hangup and struck firefighter
Top broke out of hung up tree and struck firefighter.
Hardhat damaged by serious impact from falling material
Hardhat damaged by falling material...Broke apart and absorbed some energy as designed
Rope Technique
Knock Knock
Hope there is enough stump shot?
Secure Felling Area?
Free from working directly below overhead hazards?
Secure Felling Area
Hey, how long does it take a 20 ft. long limb or top weighing 100 pounds to fall 144 feet? Answer: 3 seconds!
Don't turn your back on the so called small ones.
Significant rot and limited holding wood = Major potential for column collapse/failure during felling
Cat face sizeup
Doing the cat face shuffle
Enough holding wood?
Hang up
Double Cut 2002
Wedging
Angora Fire 2007
Bucking Undercut
What are the potential forces involved and available escape routes?
Jackstraw Hazard
Enough holding wood to drop safely?
Yes
Montana Slash Cut
Gut Pull
Beaver Cut
AX Cut Weekend Woodcutter
Back to "A" bucking for you my friend.
Nice Try
Rall in Hawaii 09
Rattle Fire 08
Angora Fire 0
Angora Fire 07
Angora Fire 08
Exposure Rattle Fire
Exposure Australia 09
Australia 2/10/09
Australia 2009
No one in this government rig when a hazard tree came crashing down..
HT Fatality 08
HT Fatality Idaho 08
2 Man Saw Malheur NF 1943
1949 2 man saw
Line it up dud!
CCC Snag Blasting
Spring board technique
Cross cut 1902
Cross cut w/ rest
Crosscut 1941
CCC Cross Cut
1949 Bow Bar
Serious AX Work
Tiny Topping
Serious Ax work
West coast chair
Lookout is posted..
Extreme machine treatment of hazard trees
Get back to work!
Open face, conventional, and humboldt undercuts
Don't work underneath known overhead hazards.
Work on the uphill side
Establish escape routes
Hang ups. leave them if they are secure. Establish NWZ
Escape Routes
Standard PPE for the well dressed firefighter
Mike Adams killed by hazard tree on the Reynolds Ck. fire 1987. Marker @ NIFC
Julie Young Killed by hazard tree on the Silver Ck Fire in 1992. Marker @ NIFC
Paul Gleason-1976. Father of LCES and pioneer of chainsaw safety training/certification. Paul took this one down after a faller was struck by a big sucker limb shown on ground. Faller was knock out and unapproved hardhat melted as soon as it hit a hot spot on the ground.
