Thaum lub sijhawm tsim kho, tus tswv haujlwm muab lub nra ntawm cov hlau joists yuav tsum xyuas kom meej tias cov khoom faib tawm kom tsis pub dhau lub peev xwm nqa ntawm cov hlau joist.
Thaum tso ib pob ntawm txoj hlua khi ntawm cov hlau joists Koj yuav tsum ua li cas?
Lav Thiab Muab Loads
Qhov hnyav ntawm ib pob ntawm joist bridging yuav tsum tsis pub tshaj tag nrho ntawm 1,000 phaus, thiab [29 CFR 1926.757(e)(3)]: Ib pob ntawm joist kev txuas yuav tsum tau muab tso rau ntawm yam tsawg kawg ntawm peb steel joistsuas tau ruaj ntseg ntawm ib kawg. Ntug ntawm cov kab txuas txuas yuav tsum nyob hauv 1 ko taw ntawm qhov kawg ruaj ntseg.
OSHA txoj cai cuam tshuam nrog steel erection yog dab tsi?
Steel erection feem ntau yog lub cev pob txha ntawm cov choj, cov tsev ua haujlwm, kev lag luam, khw muag khoom thiab cov qauv tsim. OSHA luam tawm Subpart R, 1926.750, txoj cai tam sim no steel erection hauv 2001.
Koj yuav ua li cas thaum ua haujlwm nrog cov khoom siv hlau?
Hoisting , tsaws thiab tso cov khoom siv hlau decking. Yog cov khoom xoob xws li dunnage, flashing, lossis lwm yam khoom raug muab tso rau saum cov hlau decking cov bundles yuav tsum hoisted, xws li cov khoom yuav tsum tau ruaj rau cov bundles.
Leej twg yuav tsum cob qhia cov neeg ua haujlwm txhim kho hlau OSHA?
Tus tswv haujlwm yuav tsum cob qhia txhua tus neeg ua haujlwm raug kev puas tsuaj rau lub caij nplooj zeeg raws li cov cai ntawm ntu no. Tus tswv hauj lwm yuav tsum tsim ib qho kev cob qhiathiab xyuas kom cov neeg ua haujlwm koom nrog hauv txoj haujlwm.
