Ingenieurs op een trappenhuis plannen - Stockfoto’s en -afbeeldingen

Two engineers meeting at construction site

Giving information to the workmate

Close up of factory workers discussing paperwork

Environmentalist inspectors inspecting a factory

Civil engineers talking about project

Female and male worker working together

Workers at a metal staircase

Man and woman engineer talking in hardhats

Refuse site workers holding carboard and a plastic spray bottle

Preparing the shipment and man

Female plumber working on central heating boiler

A construction worker reviewing plans

Construction material supplier clerk checking the delivery

Young engineers talk about working with a worker

Architects looking plan