Wednesday 15-06-2022

NIKK Knowledge Base: U

You are currently at the letter U of the Nikk Knowledge base. If you require further information we are pleased to help you - please do not hesitate contacting us.

Underground pipe work

An underground pipe work must withstand the loads of depth of coverage, ground water, inner pressure and traffic load. There are several calculation methods: ATV-A 127, ATV-M 127 or NEN 3650.

UV or ultraviolet light is an electro-magnetic radiation and part of the sun light. The wave length of UV-light is in-between 100 and 400 nm. One distinguish further in-between UV-A (315 – 400 nm), UV-B (280 – 315 nm) and UV-C (100 – 280 nm).

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