Domestic Construction Flashcards
What is involved in Site investigation
Desktop Study
Site Reconnaissance
Ground and Soil Investigations
Performance Appraisal
What are the three categories of site topography
Level sites: No more than 1m fall
Moderate slopes: Under 15 degree falls
Steep Slopes: More than 15 degree falls
What is the ideal orientation
Within the range of 15oW - 20oE of true north
What is involved in site clearing
Demolition of existing structures
Remove of trues or utilities
Removal of vegetable soil
What is the criteria for bulk filling
Type and quality of filling material Layers in which the material must be placed Compaction density Any remedial drainage Soil retention system
When are mandatory inspections required for class 1a dwellings
After excavations,
before footings are laid If the building is to a slab,
before concrete is poured
Frame stage for timber framed dwellings,
before cladding If reinforced masonary construction before wall cavities
On completion of all works
What are the three types of footing
Continuous footings Pier Footings Raft Slab footings
When would a Strip foundation be used?
Where the ground conditions are good and building loads are high
Where would a pile foundation be used
Where ground or soil is weak
Where would raft foundations be used
Where building loads are high and ground conditions are weak
What is the correct order for construction of a concrete raft slab
Sub-base - Steel Reinforcement - Damp Proof Membrane - Concrete - Surface Screed
What are the major benefits of a waffle pod slab system
Savings in time money
effort Reduced
Name the roof types
What is sarking?
A waterproof material that is fixed to the studs directly behind external cladding
Name the window types
