A person who works professionally on construction sites and performs physical tasks in building construction or civil engineering.
example
Die Bauarbeiter beginnen morgens um sieben Uhr mit ihrer Arbeit an der neuen U-Bahn-Station.
The construction workers start their work on the new subway station at seven in the morning.
Usage tips
Compound word
'Bauarbeiter' is a compound noun made up of 'der Bau' (construction site / building) and 'der Arbeiter' (worker). So the meaning is very direct: a worker on a construction site.
EXAMPLE
Der Bauarbeiter trägt aus Sicherheitsgründen immer einen Helm.
The construction worker always wears a helmet for safety reasons.
Word family
The word belongs to the word family around 'bauen' (to build). Other important words are 'die Baustelle' (the workplace / construction site), 'das Gebäude' (the result of the work / building), and the verb 'bauen' itself.
EXAMPLE
Auf der Baustelle nebenan bauen die Bauarbeiter ein neues Wohnhaus.
On the construction site next door, the construction workers are building a new apartment building.
Typical collocations
Construction workers typically work 'auf einer Baustelle' (on a construction site). They 'bauen' (build) houses, 'reparieren' (repair) roads, or 'errichten' (construct) bridges.
EXAMPLE
Die Bauarbeiter müssen bei jedem Wetter draußen arbeiten.
Construction workers have to work outside in all kinds of weather.
Compare with
near_synonym
Bauarbeiter vs Arbeiter
worker
'der Arbeiter' and 'der Bauarbeiter' both refer to people who do physical work. 'der Arbeiter' is more general and can fit different areas, for example industry, skilled trades, or construction. 'der Bauarbeiter' is more specific: this person works professionally on a construction site. If the workplace or job does not need to be specified more precisely, 'Arbeiter' is enough. If you want to clearly say that someone works in construction, 'Bauarbeiter' is more natural and more precise.
Bauarbeiter
Vor unserem Haus haben die Bauarbeiter heute einen neuen Gehweg gemacht.
In front of our house, the construction workers made a new sidewalk today.
Arbeiter
In der Fabrik kontrolliert ein Arbeiter die Maschine am Ende der Halle.
In the factory, a worker checks the machine at the end of the hall.