Building Construction Handbook, Eighth Edition

Injection mortars † 19 mm diameter holes are bored from both sides of a wall, at the appropriate level and no more than 230 mm a ...

In addition to damp-proof courses failing due to deterioration or damage, they may be bridged as a result of: Faults occurring ...

Thermal insulation regulations may require insulating dpcs to prevent cold bridging around window and door openings in cavity wa ...

Penetrating Gases ~ Methane and Radon Methane † methane is produced by deposited organic material decaying in the ground. It oft ...

cavity wall insulated as required stepped cavity tray/dpc weep hole air brick dpc sealed joint screed insulation LDPE membrane m ...

Calculated Brickwork ~ for small and residential buildings up to three storeys high the sizing of load bearing brick walls can b ...

Strength of Bricks ~ due to the wide variation of the raw materials and methods of manufacture bricks can vary greatly in their ...

Slenderness Ratio ~ this is the relationship of the effective height to the effective thickness thus:- Slenderness ratio¼effecti ...

Lime ~ traditional mortars are a combination of lime, sand and water. These mixes are very workable and have sufficient flexibil ...

Ready mixed mortar ~ this is delivered dry for storage in purpose made silos with integral mixers as an alternative to site blen ...

Supports Over Openings ~ the primary function of any support over an opening is to carry the loads above the opening and transmi ...

Arch Construction ~ by the arrangement of the bricks or stones in an arch over an opening it will be self supporting once the jo ...

The profile of an arch does not lend itself to simple positioning of a damp proof course. At best, it can be located horizontall ...

The example in steel shown on the preceding page combines structural support with a damp proof course, without the need for temp ...

Openings ~ these consist of a head, jambs and sill. Different methods can be used in their formation, all with the primary objec ...

Jambs ~ these may be bonded as in solid walls or unbonded as in cavity walls. The latter must have some means of preventing the ...

Sills ~ the primary function of any sill is to collect the rainwater which has run down the face of the window or door and shed ...

Traditional Construction † checked rebates or recesses in masonry solid walls were often provided at openings to accommodate doo ...

A window must be aesthetically acceptable in the context of building design and surrounding environment Windows should be select ...

Windows---Conventional Types ...