Foundation Requirements Flashcards
1
Q
What are the primary functions of foundations? (4)
A
- must transmit building loads reliably to the rock or soil on which it rests
- must be economically and technically feasible
- must control settlement
- must not have adverse affects on surrounding structures
2
Q
What sorts of loads must foundations accommodate? (3)
A
- dead loads are permanent (the building itself)
- live loads change over time (people, furniture, precipitation)
- wind load
3
Q
What is the difference between uniform and differential settlement? (2)
A
- uniform: may disrupt building services, entrances, or site elements at the building/site interface (even)
- differential: may cause damage to finishes, cladding, and other components where building becomes distorted (uneven)
4
Q
What is the difference between shallow and deep foundations? (2)
A
- shallow foundations occur close to the bottom of the substructure
- deep foundations extend to deeper, more competent soil
5
Q
What are the two types of piles?
A
- bearing
- friction
6
Q
Who is typically responsible for designing foundations?
A
a structural engineer
