Q: Dab tsi yog 3 rau 1 txoj cai hauv scaffolding?
A: Tag nrho qhov siab ua hauj lwm ntawm ib tug freestanding scaffolding pej thuam yuav tsum yog peb (3) lub sij hawm ntawm qhov kev ncua deb ntawm lub nqaim sab ntawm lub hauv paus.
Q: Dab tsi yog 1 4 txoj cai hauv scaffolding?
A: Qhov siab ntawm scaffold yuav tsum tsis pub tshaj 4 npaug ntawm lub hauv paus dav.
Q: OSHA cov cai rau kev ua haujlwm ntawm scaffolding yog dab tsi?
A: Tag nrho cov Scaffolds ncua kev kawm ntawv yuav tsum tau khi los yog lwm yam kev ruaj ntseg los tiv thaiv lawv los ntawm swaying, raws li tau txiav txim los ntawm ib tug muaj peev xwm.
Q: Dab tsi yog tsib yam ntawm scaffolding?
A: Cov qauv (Uprights, Verticals, ceg).
Ledgers (Runners).
Transoms (Bearers, Putlogs).
Boards (Decks, Battens, Planks).
Couplers (Clamps, Fittings, Clips).
Braces.
Q: OSHA hais li cas txog scaffolding?
A: Tus qauv xav kom cov tswv ntiav ua haujlwm los tiv thaiv txhua tus neeg ua haujlwm ntawm lub scaffold ntau tshaj 10 ko taw (3.1 m) saum toj ib theem qis los ntawm kev poob mus rau qib qis.
Q: Dab tsi yog qhov siab txwv rau scaffolding OSHA?
A: Qhov siab ntawm sab saum toj tuaj yeem tshaj qhov 45-inch qhov siab.
Q: Dab tsi yog qhov load txwv rau scaffolding?
A: Muaj peb qhov sib txawv ntawm qhov hnyav ntawm scaffolding, thiab lawv lub peev xwm tau teev tseg hauv qab no: Lub luag haujlwm scaffolding: tuaj yeem txhawb nqa txog li 25lb ib square feet. Nruab nrab lub luag haujlwm scaffolding: tuaj yeem txhawb nqa txog li 50lb ib square feet. Heavy luag hauj lwm scaffolding: tuaj yeem txhawb nqa txog li 75lb ib square feet.
Q: Dab tsi yog qhov kev ncua deb ntawm scaffolds?
A: Kev nyab xeeb deb ntawm Cov Hluav Taws Xob Hluav Taws Xob uas qhov kev nyab xeeb yam tsawg kawg ntawm cov kab hluav taws xob thiab cov kab hluav taws xob yog 10 ko taw rau cov kab hluav taws xob mus txog 50 kV, thiab 10 ko taw ntxiv rau 0.4 ntiv tes rau txhua qhov ntxiv 1 kV rau cov kab hluav taws xob tshaj 50 kV ua.
Q: Dab tsi yog qhov deflection txwv rau scaffolding?
A: Platforms yuav tsum tsis txhob deflect ntau tshaj 1/60 ntawm lub ncua thaum loaded.
Q: Puas yog cov ntiv taw yuav tsum tau rau ntawm scaffolding?
A: Cov ntiv taw ntiv taw ntawm scaffolding yog suav tias yog qhov yuav tsum tau ua thaum ua haujlwm ntawm qhov siab.
Q: Koj puas yuav tsum hnav ib lub sam thiaj ntawm scaffolding?
A: OSHA xav kom cov neeg ua haujlwm hnav lub cev tag nrho, (ib feem ntawm Kev Tiv Thaiv Tus Kheej Lub Caij Nplooj Ntoos Hlav) thaum lawv ua haujlwm ntawm qhov chaw raug tshem tawm ntau tshaj 10 ko taw saum qhov chaw ua haujlwm, lossis thaum lawv ua haujlwm hauv lub thoob tsheb lossis dav hlau. nqa.
Q: Dab tsi yog 3 tus yam ntxwv zoo ntawm scaffolding zoo?
A: Cov scaffolding zoo yuav tsum muaj zog, txhawb nqa, thiab muaj kev nyab xeeb rau cov neeg ua haujlwm siv.
Q: Muaj pes tsawg hom scaffolding muaj nyob rau hauv kev tsim kho?
A: Muaj rau lub ntsiab ntawm scaffolding siv thoob ntiaj teb niaj hnub no. Cov no yog cov raj thiab txuas txuas (fitting), prefabricated modular system scaffold Cheebtsam, H-thav duab / façade modular system scaffolds, tshem tawm scaffolds, ntoo scaffolds thiab xyoob scaffolds.
Q: Vim li cas scaffolding tseem ceeb hauv kev tsim vaj tsev?
A: Scaffolding yog ntsia thaum pib ntawm txhua qhov kev tsim kho lossis kev saib xyuas haujlwm. Nws yog lub platform ib ntus uas muaj kev txhawb nqa, nce siab, thiab ua rau cov neeg ua haujlwm nqa khoom thiab ua lawv txoj haujlwm thaum lub sijhawm tsim kho.
Q: Dab tsi yog scaffolding connectors hu ua?
A: Scaffold couplers.
Q: Puas yog scaffolding tsim ua haujlwm?
A: Scaffolding tuaj yeem yog qhov tseem ceeb rau kev tsim kho, vim nws tso cai rau cov neeg ua haujlwm sawv ntawm qhov siab ntawm qhov chaw ruaj khov.
Q: Dab tsi yog tus qauv hauv scaffolding?
A: Cov qauv siv los ua cov ntsug uprights hauv scaffold. Cov qauv muaj cov nodes lossis hnub qub ntawm 0.5m increments. Ledgers thiab transoms yog tsau rau tus qauv ntawm cov nodes.
Q: Dab tsi loj boards rau scaffolding?
A: Tus qauv yog raws li nram no: 38mm thickness, ib tug dav ntawm 225mm, thiab ib tug ntev ntawm 3.9m (13ft).
Q: Cov yeeb nkab twg siv rau scaffolding?
A: Scaffolding kav yog galvanized steel tubes kub dov rau hauv cov duab puag ncig los yog txhuas raj nrog tus qauv txoj kab uas hla ntawm OD 48.3mm (BS1139 EN39).
Q: Ntev npaum li cas tuaj yeem ncav cuag lub Scaffold Plank?
A: Tus qauv plank uas yog 38mm tuab thiab 225mm dav yuav muaj qhov ntev ntawm 1.2 meters.