How to judge second-hand refurbished small excavators?How to determine if the purchased small excavator is a refurbished machine?...

What should be noted when using a small excavator for tunnel construction?The working environment of small excavators can always change, but we have different preventive measures for different working scenarios....

Before entering the site, it is necessary to have a clear understanding of the construction conditions and tasks. After entering the site, relevant regulations of the construction site should be strictly followed. The construction conditions and tasks include: the height and depth of soil filling and excavation, underground cables, various pipelines, slopes ···...