What functions do the construction site monitoring need?

The construction industry is an important pillar for the economic development of urban construction. However, the construction industry is also a high-risk industry with frequent occurrence of safety accidents. In this regard, the relevant state-owned construction departments are increasingly.......

Curved construction method and safety

In the roadway construction, the curved section roadway (curve) is often encountered. The curved road must be excavated according to the design radius of curvature. The extension of the middle line of the roadway, the arrangement of the working face blasthole, th.......

Do you know if the supermarket is good or bad?

At present, there are a number of factories that produce supermarkets to send subcontractors on the market. There are some generation factories and some small businesses that have just started. Xiao Bian does not discriminate against anybody. It is from experience that the ge.......

How to deal with the accumulation of gas in the roadway?

The gas accumulated in the roof space of the roadway can be treated in time by the following methods; the wind sleeve ventilation method. That is to say, a branch of the small air duct on the air duct is connected to the top of the roof of the roadway, and the ac.......