scaffolding
3. Since the new standard cancels the classification of labor qualification and labor qualification level, it is meaningless to set the scope of contracting business...
Credit requirements for the bidder: A. Fixing Socket Cross Hole The tenderer shall provide a list of service items. The tenderer must have qualification...
At ordinary times, there are many human contacts on the construction site, and the supervisor is naturally stretched. In addition to its own professional quality,...
Both parties also agreed on the payment method in the payment agreement, and the remaining unpaid items will be paid in installments in the next...
3. 2. 1.8 during the air tightness test, the pressure shall be slowly boosted to the test pressure at a boosting rate of no more...
For small cracks that have no impact on the bearing capacity of structural members, the cracks can be washed and repaired with crack resistant mortar....
The structural slope making of the flat roof shall be ≥ 3%, the material slope making shall be ≥ 2%, the longitudinal slope making of...
In recent decades, with the rapid construction of crude oil pipelines and urban pipelines, horizontal directional drilling has developed rapidly in China and has become...
While cleaning at high altitude, the dust suppression vehicle also carries out low-pressure watering and dust removal to clean the dust settled at high altitude....
The n-line in the incoming and outgoing lines must be connected through the n-line terminal board; The PE line must be connected through the PE...
