37:22

Techniques for constructing concrete stairs and building brick stairs from skilled workers

32:27

Episode#2 village concrete road construction | Paving Machine Technology

42:40

Start New Project Landfill Flooded !! Bulldozer KomatSu D31P Push soil ,Truck 5Ton Unloading Rock

25:18

Aluminum Tin Can Recycling Process and Tour of a Wire Making Factory in Aluminium Extrusion Plant

24:51

Incredible Modern Concrete Road Construction with Paving Machines | Amazing Modern Construction Work

20:00

OMG!!!Motor Grader Clearing Skill , Longest Clearing Gravel Making New Road (Part2)

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Installing Bottom Concrete Pillars in Muddy Land

29:57

When a loader expires in European countries, it is of course sold to poor countries. Let's see how