1.02 Thickness and details are stated in description where necessary to identify the work. 1.03 Work to floors, treads and risers is given in square metres measured overall the area in contact with the base. No deduction is made for voids not exceeding 0.50 m2. 1.04 Work to skirtings, nosings and the like is given separately in metres measured overall the length in contact with the base. 1.05 Rates for measured work are deemed to include the costs of: cement-sand screeds and levelling compounds, jointing, cleaning, sealing and surface finishing, adhesives and other fixing materials, extra work involved in patterned work and work in multi-colours, including extra materials, working over and around obstructions including all cutting and internal and external angles, intersections and joints, retaining spare covering material, suitable for patching, and handing to the Employer. 096813 TILE CARPETING 096816 SHEET CARPETING 1. Carpeting and Carpet Tiling 1.01 Each kind of carpet and carpet tile is given separately. Carpets which include underlay are so described. 1.02 Work to treads and risers are grouped together and given separately in square metres. 1.03 Work to floors is given separately in square metres measured overall the area in contact with the base. No deduction is made for voids not exceeding 0.50 m2.