The black section in the picture is completely closed and traffic is prohibited . It is estimated that it will take one month for passing...
has implemented the main responsibility for enterprise safety production, established and improved the safety production responsibility system and various safety production rules, management systems and...
Notice: the novel coronavirus pneumonia novel coronavirus pneumonia prevention and control work guide for housing construction and municipal infrastructure construction site 1 general rule 1.1...
Source: Shanghai Municipal Commission of housing and urban rural development, Hubei Provincial Department of housing and urban rural development, Shandong Provincial Department of housing and...
3 . For the high and low span type, a piece of stone is used to cover the low span parapet and the expansion part,...
After the appearance inspection is qualified, 2 bars shall be selected from each batch for tensile test . The anchorage (or connector) suitable for high-strength...
Construction shall not be carried out when there is ponding or rain, and the bentonite pad laid on the same day must be covered with...
The common size of mesh is 184.5 * 117.5cm . Warning board: iron plate or galvanized iron plate, common specification is 16 * 102CM ....
The skirting board on the foundation pit guardrail net is painted with black, yellow or white and red paint, which can effectively warn the surrounding...
Fences are set along the auxiliary road of Funiushan road from Changjiang Road to Hanjiang Road, and the pipeline is located in the west of...
