well point
Noun: A well point is a specific type of water collection device. It consists of a perforated tube that is driven into the ground. Its primary function is to collect groundwater from the surrounding soil or area.
A well point is used in construction, civil engineering, and agriculture to lower the water table or to extract water from shallow depths. It is a key component in dewatering systems. - The construction crew installed a well point to drain the waterlogged site before laying the foundation. - For irrigation in sandy soil, a simple well point system can be very effective.
- Well point system: Refers to a network of multiple well points connected to a header pipe and a pump, used for large-scale dewatering.
- The engineering plan required a complex well point system to stabilize the excavation pit.
- Drive point: Another term for a well point, emphasizing the method of installation (being driven into the ground).
- Sand point: A type of well point specifically designed for use in sandy soils.
- Drive well
- Water point (in specific technical contexts)
The term well point refers specifically to the perforated tube itself. It is a compound noun where "well" indicates its purpose (related to a water well) and "point" refers to its tapered or pointed end designed for driving into the ground. It is not used as a phrasal verb or in common idioms.
- a perforated tube driven into the ground to collect water from the surrounding area