2-WAY SPANNING INSITU CONCRETE SLABS to BS 8110:1997 (Table 3.14) Leave a Comment / Civil Books Platform, Excel Spreadsheets Engineering / By admin The two-way slab is a slab which is generally supported on all sides of walls or beams, and whose length to breadth ratio is less than two and it twists or bends in both direction while transferring the loads to the walls or beams. DOWNLOAD