Line Cost. New flooring: install 2,500 sq.ft. of mid-grade 5/8 x 4-1/2 wide vinyl plank flooring and 500 linear feet of matching baseboard. $2.49. per sq.ft.
The drying shrinkage of concrete is analogous to the mechanism of drying of timber specimen. The loss of free water contained in hardened concrete, does not result in any appreciable dimension change. It is the loss of water held in gel pores that causes the change in the volume.
1 Plastic shrinkage cracks: 2  Due to quick loss of water to dry sub-grade or to the atmosphere. 3  Shrinkage cracks at door or window corners: 4  Avoid by use of reinforcing steel or (in solid concrete walls) by careful placement of low-slump concrete.