Engineering, 19.12.2019 03:31, coolgirl5679

Chairs and bolsters are used to:

a. keep formwork from moving during concrete placement.
b. maintain proper spacing between members during installation of precast concrete members.
c. during posttensioning of concrete slabs.
d. splice reinforcing bars that require greater length.
e. support reinforcing bars in beams and slabs, prior to concrete placement.

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Chairs and bolsters are used to:

a. keep formwork from moving during concrete placemen...