Bridge, bus, pipe and air duct: how to construct fire blocking?
Fire prevention plugging example of bridge. 5) After the plugging is completed, the surface of the cushion cap and the surface of the plugging material...
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Fire prevention plugging example of bridge. 5) After the plugging is completed, the surface of the cushion cap and the surface of the plugging material...
The bearing capacity of the former is mainly provided by the rock layer at the bottom of the pile, and the latter is provided by...
Affiliation refers to the act of units and individuals contracting projects in the name of other qualified construction units. [Relevant opinions] From the perspective of...
Ps: South CASS is required for earthwork calculation, and the specific process is searched by itself. Other income: The project data can be received externally,...
1 Circumferentially cut barrel drill and cone drill tooth Fig. The safety risk of manual hole digging is high, and the footage speed of other...
Subcontracting and affiliation are highly concealed, and construction behaviors are overlapping, which is difficult to distinguish in reality. That is to say, in the case...
According to the reporter, in the past three years, Harbor Construction Group has accumulated 86 QC achievements, 11 provincial and ministerial construction methods, and 58...
The past month has been even more heart-stirring. Cao’s home in Zhongke Spring. Have you returned home? Home is a warm word for all of...
4.1 Cause analysis 1) The initial setting time of concrete is short or the intermittent time is long due to construction machinery, power supply and...
Text/picture Wang Wei.. Project construction, seize every day, where the project is, where our home is. While ensuring the safe construction of the project, it...