Building Construction Handbook, Eighth Edition
This drawing should be read in conjunction with page 215 † Foundation Beds. A domestic solid ground floor consists of three comp ...
Suspended Timber Ground Floors ~ these need to have a well ventilated space beneath the floor construction to prevent the moistu ...
Precast Concrete Floors ~ these have been successfully adapted from commercial building practice (see pages 673 and 674), as an ...
Precast Reinforced Concrete Beam and Expanded Polystyrene (EPS) Block Floors ~ these have evolved from the principles of beam an ...
Floor Finishes ~ these are usually applied to a structural base but may form part of the floor structure as in the case of floor ...
Tongue and Groove Boarding ~ prepared from softwoods to the recommendations of BS 1297. Boards are laid at right angles to the j ...
Large Cast-In-situ Ground Floors ~ these are floors designed to carry medium to heavy loadings such as those used in factories, ...
Vacuum Dewatering ~ if the specification calls for a power float surface finish vacuum dewatering could be used to shorten the t ...
Concrete Floor Screeds ~ these are used to give a concrete floor a finish suitable to receive the floor finish or covering speci ...
Separate Screeds † screed is laid onto the concrete floor slab after it has cured. The floor surface must be clean and rough eno ...
Primary Functions ~ 1. Provide a level surface with sufficient strength to support the imposed loads of people and furniture plu ...
Strutting ~ used in timber suspended floors to restrict the movements due to twisting and vibration which could damage ceiling f ...
Lateral Restraint ~ external, compartment (fire), separating (party) and internal loadbearing walls must have horizontal support ...
Wall Stability † at right angles to floor and ceiling joists this is achieved by building the joists into masonry support walls ...
Trimming Members ~ these are the edge members of an opening in a floor and are the same depth as common joists but are usually 2 ...
Typical spans and loading for floor joists of general structural grade † Dead weight of flooring and ceiling, excluding the self ...
Joist and Beam Sizing ~ design tables and formulae have limitations, therefore where loading, span and/or conventional joist spa ...
Joist and Beam Sizing ~ calculating overall dimensions alone is insufficient, checks should also be made to satisfy: resistance ...
Typical situations ~ notched joist over wallplate notched joist to steel beam RSJ or UB h = height above notch wallplate d = dep ...
For fire protection, floors are categorised depending on their height relative to adjacent ground ~ Tests for fire resistance re ...
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