Construction, cement loading, drum rotation: Listen & Download Cement loading, drum rotation, Construction .mp3 Error! Change your browser, please! ⇓ Download Blows on concrete, Hammer and chisel ⚠ Building tape ⚠ Crane ⚠ Drill ⚠ Removing a nail from a tree ⚠ Compaction of soil with a vibrating plate ⚠ Expects to be jammed, Excavator starts up ⚠ Electric disc grinder ⚠ Sand is poured, screenings ⚠ Hammering a brick wall ⚠ Hacksaw, sawing ⚠ Tool box dragged across the floor ⚠ ★★★★★