Foundation Flashcards
(19 cards)
What are live loads
Environment loads such as wind and rain
What are dead loads
The building self-weight of all materials
What is differential settlement
When one part of a structure’s foundation settles more, or faster, than the other
What is subsidence
Damage to the building over time. EG, Cracks in concrete, Sinking floors
What is the most common foundation type
Strip foundation
in Strip foundation what it the load bearing capacity
Average
Can a strip foundation be stepped on a sloped site
Yes
Where to concrete slabs lay on a raft foundation
On surface
in Raft foundation what it the load bearing capacity
Low
Can a Raft foundation be stepped on a sloped site
Yes
Is raft foundation steel reinforced
Yes
What are the piles on a pile foundation connected by
a Beam or strip
in Pile foundation what it the load bearing capacity
Low
What are the 2 essentials for a threshold of a door
Drain and 15 degree slope
What is the most common foundation type
Srtip foundation
List 3 functional requirments of of a foundation sutiable for a dwelling
To safely distribute live and dead loads, to esnure the building is anchored against wind and rain and to ensure a falt level sruface to begin building
Give 2 features of a strip foundation
minimum distance below ground level to top of foundation = 600mm and steel welded mesh = 10mm
Give 2 features of a raft foundation
Drainage pipes layed in deep to ensure rapid removal of ground rainwater and Radon gas membrane laid on blinding sand 25mm depth
