Building windowsill beam long
Circle beam refers to the continuous reinforced concrete beam on the base of the house, also called the ring beam (DQL); and in the upper part of the wall, the reinforced concrete beam next to the floor is called on the upper beam.
Both ends extend into the construction column
90 centimeters
There are two cases of the sill beam, one is only in the window, to the two sides of the wall to extend a certain length. Second is the long pass on the wall. The former situation generally do not overlap. The latter case can refer to the lap of the lap to do.
