Beam bottom is first laid on the column and then slab formwork is laid.Links and Ties for column Formwork Slab, Beam, Shuttering and Casting Height of cast should be calculated accurately.The plumb of formwork should be checked.Displacement of main bars should be provided with L bar.The column ties and link bars are provided as per column reinforcement drawings and general specifications.Check the direction of chair bars in the raft.Before laying raft reinforcement, shuttering wall which is mainly brick wall should be built and should be filled with soil on other side.After excavation check the stability of temporary structures built near the excavated ground.Check any difference between architectural and structural drawings regarding location of column.
