- cleanout manhole
- лаз для очистки
Англо-русский строительный словарь. 2013.
cleanout manhole
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Pipeline video inspection — is a form of telepresence used to visually inspect the interiors of pipelines. A common application is to determine the condition of small diameter sewer lines.Older sewer lines of small diameter (typically convert|6|in|mm|sing=on 150mm) are made … Wikipedia
