Projektleiter mit Fernglas auf der Baustelle mit Arbeitern - Stockfoto & -bild

African construction worker using binoculars looking at construction site

Group of professional construction workers and architect on site

Group of architect and construction workers on site with blue print

Group of male architect and construction workers on construction site

Industrial engineers standing in front of a large oil refinery machinery with blueprint on hand

Project manager visiting construction site with construction workers

Group of industrial manager and workers working on planning

Oil chemical industry workers at refinery plant

Professional senior construction manager working with team

Chemical industrial manager and senior worker at petrochemical plant

Young african male architect holding blue print

Handsome afro american architect standing in office with co-worker on background

Senior oil industry worker holding clipboard and blueprint with manager in plant

Petrochemical co-workers working at refinery plant

Cheerful african refinery manager handshaking with senior worker in front of fuel-tanks

Two male industrial managers working in electricity power plant