The Komatsu D475A is the second largest bulldozer in the Komatsu line after the D575A, the world's largest production bulldozer. The current version is the , D475A-8 Tier 4. There are several versions of the D475A that are used in surface mining,

open-pit mining Open-pit mining, also known as open-cast or open-cut mining and in larger contexts mega-mining, is a surface mining technique of extracting rock or minerals from the earth from an open-air pit, sometimes known as a borrow. This form of mini ...

quarries A quarry is a type of open-pit mine in which dimension stone, rock, construction aggregate, riprap, sand, gravel, or slate is excavated from the ground. The operation of quarries is regulated in some jurisdictions to reduce their envir ...

and

construction Construction is a general term meaning the art and science to form Physical object, objects, systems, or organizations,"Construction" def. 1.a. 1.b. and 1.c. ''Oxford English Dictionary'' Second Edition on CD-ROM (v. 4.0) Oxford University Pr ...

worldwide. The D475A-1 was introduced in 1986 as a replacement for the D455A.

References

External links

Komatsu America Corp. D475A-5 Tier 2 product page
(archived on 2010-10-26)
Komatsu D475A-5 With Tier 2 Engine Product Brochure AESS724-00 04/06 (EV-1)
(archived on 2010-10-26)
Dozer's Guide
Komatsu vehicles Komatsu bulldozers Tracked vehicles Bulldozers over 100 tonne Bulldozers with powerplants larger than 500kW {{vehicle-stub

See also

References

Further reading

External links