Ümit Yıldırım

a man holding a white hard hat and a black bag

Mathias Reding

Yellow vest and orange hard hat safety equipment.

man in yellow and black vest wearing white helmet

Pekerja Konstruksi Mengenakan Helm Putih dan Rompi Keselamatan

men in safety vests standing in front of a construction vehicle

Two construction workers in high-visibility safety clothing review an in-progress excavation at a jobsite.

a group of construction workers standing around each other

seven construction workers standing on white field