Construction workers doing slump test using specific equipment at the construction site. Witness by consultant.
Palabras clave
construction,
men at work,
work,
industry,
building,
builder,
working,
tool,
person,
concrete,
mason,
people,
cutting,
man,
saw,
grinder,
equipment,
industrial,
safety,
job,
metal,
cement,
floor,
steel,
bricklayer,
slump,
sample,
site,
content,
report,
aggregate,
civil,
compacting,
country,
cylinder,
engineering,
height,
filled,
flow,
form,
integrity,
labor,
manual,
measure
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