TheCement Xxxxxcrew must be on the job at the start of the shift in which finishing will be required and assist with the pour on slab work or work preparatory to concrete finishing coming within the jurisdiction of the Cement Masons.
cementmasons 系统标签: masonscementstretchoshaawkwardfeletto ThisSURVIVALGUIDEisdesignedtopromoteawareness ofsafeworkpracticesforCEMENTMASONS Toorderthisguideandothertrade-specificpublications, pleasecall1-800-963-9424ordownloadapdforhtml versionfromourWebsite (http://.dir.ca.gov/dosh/puborder.asp). WHATCAN...