______ Are Extra Wagons Attached to the Tractors or Trucks

Q8: _ are very useful for horizontal transportation

Q9: _ type of excavator carries the skimmer

Q10: _ crane is used for open sites

Q11: _ type of excavator used for digging

Q12: _ are used for vertical transportation of

Q14: _ consists of a vibrating unit mounted

Q15: _ are usually mounted on two or

Q16: _ type of excavator carries shovel at

Q17: a _ roller is a multi-purpose roller

Q18: the best time to remove soil is