Manual of Purpose-Made Woodworking Joinery
92 Designing and making stairs to current building regulations Figure 6.1(c): The above concept of relating a step to a triangle ...
Limiting factors 93 compared with Figure 6.2(b). Although, a single step positioned at the head of a stair can be dangerous, as ...
94 Designing and making stairs to current building regulations Balustrade Figure 6.5: A balustrade is a protective barrier at th ...
Stair regulations guide 95 at right angles to the top- or bottom- step, from the nosing’s edge to the opposite wall surface or b ...
96 Designing and making stairs to current building regulations Alternative approach AD K1 states that the requirement for steepn ...
Stair regulations guide 97 ● form part of means of escape (reference should be made to Approved Document B: Fire Safety; ● provi ...
98 Designing and making stairs to current building regulations Rise- and- Going limits for each category of stair Category 1 – P ...
Stair regulations guide 99 Special stairs Tapered treads Figures 6.11 and 6.23(a)(b)(c): For a stair with tapered treads, 2R+G s ...
100 Designing and making stairs to current building regulations should be constructed so that a 100mm diameter notional sphere c ...
Stair regulations guide 101 The height of the guarding (balustrade) is given in Figure 6.25 for single- family dwellings in Cate ...
102 Designing and making stairs to current building regulations SITE MEASUREMENTS Traditionally, accurate information required f ...
Site measurements 103 and relates to an upper and a lower ffl (finished floor level). To check the ffl at certain critical poin ...
104 Designing and making stairs to current building regulations Stairwell wall surfaces When measuring pre- formed stairwells to ...
Designing, setting out and making stairs 105 However, stairs nowadays can be made by computer- aided manufacture (CAM), or with ...
106 Designing and making stairs to current building regulations Setting out from drawings or site measurements For the purpose- ...
Designing, setting out and making stairs 107 Main stair components required Treads Nowadays, 18mm MDF (medium- density fibreboar ...
108 Designing and making stairs to current building regulations length. They are recommended by BSI (the British Standards Insti ...
Designing, setting out and making stairs 109 the housings would be cut by hand methods (referred to as ‘trenching’) and two more ...
110 Designing and making stairs to current building regulations (b) tread- and riser- templates in position at the top end of th ...
Designing, setting out and making stairs 111 of any perceived ugliness or aesthetic appeal, add greater strength and rigidity to ...
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