Earthworks (engineering)

thumb|right|Tunnel in Col du Galibier, France thumb|right|Tunnel in Fort de Mutzig, France thumb|Decorated portal to a road tunnel in Guanajuato, Mexico thumb|Utility tunnel for heating pipes between [[Rigshospitalet and Amagerværket in Copenhagen, Denmark]] thumb|Tunnel on the Taipei Metro in [[Taiwan]] thumb|Southern portal of the Chirk Tunnel|Chirk canal tunnel, Wales thumb|Victory Tunnel in [[Shimla, India was opened on 08 May 1945 after the Allied victory in World War II]] thumb|Atal Tunnel in [[Himachal Pradesh, India was opened on 4 October 2020 which connects Manali and Keylang, bypass

substrate suitable for hydroculture applications

engineering work created through the moving or processing of parts of the earth's surface

artificial gravel of angular shape, used as construction aggregate

process in geotechnical engineering to increase soil density

theory and measures to control erosion

device designed to help in growing trees in dry areas

thumb|Pumps being used to dewater a spillway at Baldhill Dam Dewatering is the removal of water from a location. This may be done by wet classification, centrifugation, filtration, or similar solid-liquid separation processes, such as removal of residual liquid from a filter cake by a filter press as part of various industrial processes.

thumb|260x260px|Riprap used to protect a streambank from erosion

altering of landscape, conversion of landforms

smaller chunks or particles of granite, produced by weathering

action of removing groundwater from a mine