Time: 11:33CR - industry - technology - construction - plumbing work - tank - cistern - concrete - HECKL
Tíme: 09:14CR - industry - Benteler - building - basic - hall - drilling - foundations - concrete - mixer
Time: 06:36CZ - buildings - Broumov - fortress - military - history - defence - concrete
Time: 06:20CZ - industry - Vráblík - tiltable - bench - heated - concrete - construction
Time: 13:43CZ - industry - Agrostav - construction - meeting - plans - excavator - engineer - builder - concrete