College of North West London presentation; for the National Diploma in Construction

1. BUILDING
TECHNOLOGY PART 3
FORMS OF
CONSTRUCTION
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2. SINGLE STOREY BUILDINGS
WAREHOUSES
 IN COMMERCIAL BUILDINGS THE
STRUCTURE IS MAINLY MADE FROM
STEEL
 FRAME IS SUPPORTED BY A SERIES OF
RAILS OR PURLINS
 CORRUGATED SHEETING IS ADDED TO
PROVIDE STRENGTH
 METAL SHEETING HAS ADDED
INSULATION MATERIAL TO CONFORM
WITH HEAT LOSS LEGISLATION
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3. SINGLE- STOREY BUILDINGS
WAREHOUSES
 METAL SHEETING PROVIDES RIGIDITY TO
STEEL FRAME
 IT PROVIDES RESISTANNCE TO WIND
FORCES
 THESE BUILDINGS ARE NON-LOAD
BEARING
 THE FIRST 2 METRES OF THE BUILDING
ARE CONSTRUCTED FROM TRADITIONAL
MASONARY MATERIALS
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4. SINGLE STOREY
 IN HOUSING A SINGLE STOREY BUILDING
IS ALSO KNOWN AS A BUNGALOW
 THIS TYPE OF BUILD IS FAVOURED WITH
THE ELDERLY AND THE DISABLED
 NO STAIRS, ALL ROOMS ON ONE LEVEL
 CONSTRUCTED IN TIMBER FRAME OR
TRADTIONAL METHODS
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5. LOW-RISE BUILDINGS
 THESE ARE BUILDINGS USUALLY UP TO
THE HEIGHT OF 3 STOREYS
 NORMALLY BUILT FROM STEEL FRAME
CONSTRUCTION
FORMED IN STANDARD STEEL
SECTIONS WHICH PROVIDE AN OPEN
PLAN AREA
INTERNAL ROOMS FORMED WITH
DEMOUNTABLE PARTITIONS
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6. DETACHED HOUSING
 LEAST FAVOURITE AMONGST
DEVELOPERS
 MAINLY BUILT IN BRICK & BLOCK
 MOST HOMES BUILT TO NATIONAL
HOUSE-BUILDING COUNCIL (NHBC)
STANDARDS
 RISING STANDARDS INCLUDE EN-SUITE
BATHROOMS, HOME OFFICES, FIRE AND
INTRUDER ALARMS.
 TYPICAL 2 STOREYS
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7. TERRACED HOUSING
 MAJORITY OF STOCK BUILT IN
VICTORIAN TIMES
 PROVIDED VOLUME HOUSING AT
CHEAP PRICES
 MAINLY BUILT IN THE INDUSTRIAL
REVOLUTION WITH MASS
MIGRATION FROM RURAL ENGLAND
TO MAJOR CITIES
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8. TERRACED HOUSING
 MODERN DESIGNS USE STRUCTUAL
WALLS WITH ROOFING SYSTEMS
THAT STRETCH ACROSS MULTIPLE
PROPERTIES
 FIRE & PRIVACY BREAKS USED TO
CREATE INDIVIDUAL DWELLINGS
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9. PREFABRICATION
 INDUSTRY SHIFT TOWARDS PREFAB.
WORK
 IMPROVED SPEED OF CONSTRUCTION
 IMPROVED PERFORMANCE IN QUALITY OF
MATERIALS & WORKMANSHIP
 CREATED IN WORKSHOPS
 COMPONENTS TAKEN TO SITE FOR
 ASSEMBLEY
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10. PREFABRICATION
 COMPONENTS INCLUDE KITCHEN
UNITS, STAIRCASES, DOORS,
BEDROOM FURNITURE ETC.
 IF THERE IS AN ALTERATION TO THE
DESIGN THEN ADJUSTMENTS HAVE
TO BE MADE ON SITE
 COMPLETE ASSEMBLED HOUSES
SHOULD BE CRANED ONTO A
PREPARED BASE.
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11. PORTAL FRAMES
 ITHAS A LOW PITCHED ROOF
MEMBERS ATTACHED TO COLUMNS
AT EITHER END
 CONSTRUCTED IN EITHER STEEL,
CONCRETE OR TIMBER
 MORDEN PORTAL FRAMES
CONSTRUCTED IN STEEL
 HIGH STRENGTH TO WEIGHT RATIO
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12. ADVANTAGES OF PORTAL
FRAME BUILDINGS
 LARGE SPANS ACHIEVED
 SPEEDILY ERRECTED
 FACTORY PRODUCED
 LIGHTER FOUNDATIONS REQUIRED
 ENABLES RECYCLING WHEN THE
BUILDING COMES TO THE END OF
ITS LIFE
 EASILY EXTENDED AND ADAPTED
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13. DISADVANTAGES OF PORTAL
FRAME BUILDINGS
 REQUIRES SOME FORM OF COATING
TO PREVENT RUST
 REQUIRES FIRE PROTECTION
COATING
 EXTERNAL COATINGS HAVE TO BE
MAINTAINED
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