Building Construction: Showing the Employment of Timber, Lead, and Iron Work, in the Practical Construction of BuildingsW.Collins, 1873 - 136 páginas |
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Página 28
... span , " or distance between the walls in which the joists , a a fig . 1 , rests , should not exceed twenty- four feet for single floors on the ground level , but as this is , however , too great , we are disposed to place the maximum span ...
... span , " or distance between the walls in which the joists , a a fig . 1 , rests , should not exceed twenty- four feet for single floors on the ground level , but as this is , however , too great , we are disposed to place the maximum span ...
Página 45
... span or bearing of the beam - either in one length , or if made up of one or more lengths , these may be scarf jointed as already illustrated . The " head , " or upper beam , b b , supported at intervals by studs , posts , or puncheons ...
... span or bearing of the beam - either in one length , or if made up of one or more lengths , these may be scarf jointed as already illustrated . The " head , " or upper beam , b b , supported at intervals by studs , posts , or puncheons ...
Página 50
... span roof , " sometimes a " couple roof . " This is only used for roofs of very small span , and supporting a very light covering , as boards or asphalted felt , as there is no provision made to prevent the ends , dh , of the rafters ...
... span roof , " sometimes a " couple roof . " This is only used for roofs of very small span , and supporting a very light covering , as boards or asphalted felt , as there is no provision made to prevent the ends , dh , of the rafters ...
Página 51
... spans than the king post truss , or for cases where a central space is required in the roof . a a , the “ tie beam ; " bb ... span roof with gable end in one half of the drawing , to the left of the central line , a'b ' ; the " principal ...
... spans than the king post truss , or for cases where a central space is required in the roof . a a , the “ tie beam ; " bb ... span roof with gable end in one half of the drawing , to the left of the central line , a'b ' ; the " principal ...
Página 57
... is illustrated in fig . 32 , being used Fig . 31 . where two span roofs parallel to one another mect in a central point in the " valley ; " a a is the tie beam , supported in the centre by a trussed partition , part GUTTERS OF ROOFS . 57.
... is illustrated in fig . 32 , being used Fig . 31 . where two span roofs parallel to one another mect in a central point in the " valley ; " a a is the tie beam , supported in the centre by a trussed partition , part GUTTERS OF ROOFS . 57.
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Términos y frases comunes
Advanced Course architrave bead binding joists bolts and nuts bottom flange Building Construction called centre collar beam corresponding cross pieces depth distance door dotted lines face feet flooring joists foot frame groove gutter half lap head illustrated in fig inches iron joint junction king post ledged length line a b lower edge lower sash mitre clamp mitre joint mortise mortise and tenon moulding nailed notch panel parallel partition plaster Plate II Plate XIV Plate XVIII principal rafter pulley purlin queen post rafter box right angles roof scale scarfed joint screw secured set square shown in fig side elevation sill slates span strap struts or braces style surface T-square Technical Drawing tenon thickness tie beam timber tongued and grooved truss upper edge wall plate width window wrought-iron