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________________ is used to excavate the trenches of width from 250 mm to 450 mm and depth 4 m with accuracy and speed.

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in Construction & Building Materials by (190k points)
________________ is used to excavate the trenches of width from 250 mm to 450 mm and depth 4 m with accuracy and speed.

(a) Ripper

(b) Rooter

(c) Scarifier

(d) Ditcher

I got this question by my school principal while I was bunking the class.

My doubt stems from Earth Compaction Equipments in portion Construction Equipments of Construction & Building Materials

1 Answer

+1 vote
by (1.2m points)
Right choice is (d) Ditcher

Easy explanation: Ditcher is mainly used to excavate Trenches from mains, gas lines, oil pipelines, telephone cable, drainage lines etc. These machines are generally crawler mounted. They can be wheel type or ladder type also.

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