Search results

Arborist Forum

Help Support Arborist Forum:

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
  1. derwoodii

    Stihl MSA AP300 flat battery reboot

    My Stihl MSA AP300 battery had gone flat, i suspect as left sitting idle on cold shed shelf it had dropped to less than 6 volts and would not recharge in cradle. I explored some yotube vids where operators hooked up MSA battery's with jump start wires and rebooted dead battery.. But as i could...
  2. derwoodii

    hypothetical, do Arborist make a difference?

    As arborist we hope to lessen tree hazards to persons by inspecting and controlling urban tree risks.. But each year the numbers tend to say 80 - 100 of us die doing our job. While each year about 100 public persons are killed by falling trees. So my hypothetical is,, what if we stopped...
  3. derwoodii

    Control killing of limb over high voltage power line

    Unorthodox method so im posting to follow progress and seek others wisdom & input. The back stories a bit involved but in essence down here if a tree limb grows over a high voltage line > 1000 volts ( we ORP ) Ordinary persons are not allowed to clear it and will need to pay live line power...
  4. derwoodii

    Man killed by snapped branch in freak tree-pruning accident Perth Australia

    https://au.news.yahoo.com/wa/a/37613466/man-killed-by-tree-branch-in-freak-gardening-accident/ A 46-year-old man has died in a freak accident north of Perth after the branch of a tree he was pruning broke and crushed him.
  5. derwoodii

    Site clean up rake & chipper trash push tool combined

    Been havin issue with chipper push tools eg tyne rakes going tho chippers & metal parts or aluminum handles not good for knives so was looking for solid big tyne rakes in polyplastic that takes on wooden handle & i think we found best option ezee-rake-head made in USA so should be easy to...
  6. derwoodii

    1st powered pole pruners a tool history question

    Can i ask when the 1st powered pole saw pruners were designed & sold? The Stihl ht 75 is about 1996 but i thought Echo had a model some years before my web searching not great help atm
  7. derwoodii

    Sobering 911 call Martin County worker cutting trees shocked burned in Port Salerno

    Martin County worker cutting trees shocked, burned in Port Salerno http://www.tcpalm.com/story/news/local/martin-county/2016/10/10/hurricane-matthew-martin-county-port-salerno-worker-shocked-burned-hospital/91846800/ If you train crews for handling emergency's this 911 call should focus their...
  8. derwoodii

    chain saw training crew

    some years back i helped show 12 or so conservation land students the sharp and blunt end of a saw. A few days theory and on tools training & one of them sent me a vid of the occasion, Twas a good bunch of knock abouts hippies and misfits all had a crack and by the end all found their safe saw...
  9. derwoodii

    Is this Plane Tree Anthracnose symptoms ?

    Was passing though this NSW country town and asked about the main street Plane trees poor health condition.. i have a bit more diagnose detail but do these picture look like Plane Tree Anthracnose..?? yes the trees have been stressed very tuff environment for planes hot dry as well cold with...
  10. derwoodii

    Tree training youtube vids

    I got my favorite few but i'm looking for others input on tree work training vids of about 5 to 10 minute running ( or more depending) Of what can go wrong or how to do it right video on topics such as tree felling, saw handling, chipper operation better pruning climbing etc to play for novice...
  11. derwoodii

    Tree worker killed by power lines

    Awful tragedy yesterday http://tenplay.com.au/news/melbourne/2014/5/1/fatal-mistake
  12. derwoodii

    The Hong Kong Tree Climber - Serious Accident

    Youtube of dynamic tree head topping unload causing whip and harm to Hong kong climber :(
  13. derwoodii

    Trees I’ve Loved

    You’re about to enter the canopy of a rich and beautiful forest of trees—trees of childhood, trees of heartbreak, and trees of love. the Trees project, forty have been selected for you to wander through here. http://www.abc.net.au/radionational/projects/trees/
  14. derwoodii

    Cupressus macrocarpa used for piers pylons / planks & its resistance to sea water ?

    Web search finds not much info so does anyone know how or if Cupressus macrocarpa can be used for beach side pier pylons/planks I have heaps of good solid logs looking for a use and just ATM arises a need to find pier timbers.
  15. derwoodii

    3 dead in 2 months felling trees in OZ

    Man killed by falling tree on rural property The 30m-high tree fell onto another tree, which then fell towards the man and hit him. Man killed by falling tree on rural property | News.com.au Man dies in tree felling accident - ABC News (Australian Broadcasting Corporation) Police...
  16. derwoodii

    Advanced Palms struggling need ideas

    25 Palms have been trucked and planted 12 months ago now 25 are struggling so need some ideas please Install water soil and care has been good but cold, salt spray & planting time is likely start of problems. No evidence of Fusarium wilt just poor vigor slow out of transplant shock. Has...
  17. derwoodii

    Idea a stump machine that sweeps or sucks to dispose of the grindings as it works

    Big stumps mean big piles of grindings, often 2 or 3 m3 of stump waste that needs to be collected to be disposed. We do this by hand mulch forks n shovel and so it takes time and money effort. Have explored small bucket bob cats dingos etc but add cost transport hassel traffic use issues...
  18. derwoodii

    photosynthesis and the quantum mechanic trick of being at all places at once

    Alright I can grasp photosynthesis and kinda get general relativity but quantum mechanics pushes me as it did Eisenstein. Yet plants understand it and been using quantum mechanics for millions of years and with out this innovation we would have never evolved past the amoeba When It Comes to...
  19. derwoodii

    ISA Arborist News Quizzes online any one do these ?

    I enjoy them more often, a few of late been tricky tree technical so a worthy challenge. I can not seem to get higher than a 90% score and you can not see what questions you got wrong after test submission. Does anyone else do these or has aced a quiz. Tree Risk Assessment: levels of...
  20. derwoodii

    Bush Chipper maintenance hint tricks for profit

    How many resharpen their own knives while fitted by hand and how, tools method hints n tricks How many change their own machine knifes and hints n your tricks for this. How much would you earn from a set of knifes eg mine cost about $180 a set but I reckon they earn me say $3000 to $4000...
Back
Top