Stock photography, photos: excavator at construction site Stock photos of view of a building construction site under progress with excavator Photograph: © Choon Boon Ng Click for a larger image and more information Keywords associated with this stock photo: Building,construction,site,place,workplace,progress,excavator,work,labor,labour,laborer,labourer,working,workers,industry,engineering,dirt,brown,digging,excavate,excavation,excavating,machinery,occupation,occupational