Construction technical issues What are separators? What is a flag block? What is the difference between clear water and turbid water?

1. Separation strips are generally placed on the slab at intervals in order to avoid the shrinkage stress in the concrete causing cracking of the concrete slab when pouring municipal pavements or the floors and floors of large sites. Distance setting divider.

2. Sign blocks refer to the cement mortar blocks that are set in advance to ensure the flatness of the wall or ground floor when painting the wall or pouring the floor, and the signs are set at fixed points and heights through the line. piece.

3. I have never heard of clear water and muddy water. Does it refer to clear water wall and muddy water wall?

Plain wall refers to a brick wall that only needs to be jointed after the exterior wall is built, and it becomes a finished product without the need for exterior wall decoration. The mortar is full and the brick joints are standardized and beautiful. Compared with the mixed water wall, its appearance quality is much higher, but the strength requirements are the same.

To put it simply, after the wall is built, there is no need for plastering, plastering and other decorative materials and construction.

The mixed water wall refers to the wall that needs to be plastered as a whole after the masonry is completed. The wall masonry is not as strict as the clear water wall.