Caution signage indicating danger at road work site urban environment abstract construction imagery focus on red light and stop sign concepts
Schlüsselwörter
stop,
signs,
abstract,
red light,
construction,
danger,
site,
imagery,
sharpened,
concept,
alert,
safety,
warning,
traffic,
hazard,
indicator,
zone,
infrastructure,
attention,
precaution,
notice,
emergency,
situation,
control,
message,
public,
management,
communication,
project,
workplace,
reflective,
guidance,
visual,
operation,
barrier,
placement,
protection,
supervision,
monitoring,
awareness,
structure,
location,
symbol,
label,
route
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