Well

Definition

A Well is a pit or hole sunk into the earth to reach a supply of water. It can also refer to an open space extending vertically through floors of a structure.

Purpose

The purpose of a well is to access underground water for various uses such as drinking, irrigation, and industrial processes. In buildings, wells can provide light and ventilation to lower floors.

Examples of Use

• Water Wells: Drilled to access groundwater for residential or agricultural use.
• Elevator Shafts: Vertical wells in buildings for elevators.
• Light Wells: Open spaces in buildings that allow natural light to reach lower levels.

Related Terms

• Borehole: A narrow shaft drilled into the ground, typically for accessing water or geological exploration.
• Aquifer: An underground layer of water-bearing rock or materials.
• Casing: A tube that is inserted into a well to prevent collapse and contamination.

Notes

Wells must be properly constructed and maintained to ensure safe and reliable water supply. In buildings, wells for light and ventilation must be designed to enhance usability and comfort.