to grout the casing
1sealing-grout, grout — Cement grout injected between a well casing and the borehole wall (annular space) to seal off an aquifer from external contamination …
2grouting — The operation by which grout is placed between the casing and the sides of a well bore to a predetermined height above the bottom of the well. This secures the casing in place and excludes water and other fluids from the well bore [6] …
3Deep foundation — A deep foundation installation for a bridge in Napa, California, United States …
4tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
5Water well — Village pump redirects here. For information on Wikipedia project related discussions see Wikipedia:Village pump. Water well at the Wald monastery in Germany. A water well is an excavation or structure created in the ground by digging, driving,… …
6environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
7mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …
8Downhole heat exchanger — Bottom end of a Downhole heat exchanger …
9Hydrogen peroxide — IUPAC name …
10building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
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