Geoff Ashcroft. See some of the larger earth-moving equipment in this action filled video. these include excavators up to 85 tonnes, crawler tractors up to D9, articulated dump trucks from Caterpillar, Volvo and Bell, Rigid dump trucks from Euclid, scrapers including Cat 637G, loaders, compactors and graders. Describes technical detail and why particular machines are used for different jobs. Shows equipment at work in this exciting and specialized world of large-scale earthmoving equipment. 65 minutes.