Characteristic Strength:
It also called compressive strength, tested on compressive strength testing machine.
Definition:
It is Characteristic compressive Strength of concrete bellow which 5% of test result not expected to fall.
Design load:
Design load includes the summation of following items, used for design purpose of a structure.
Design load = Dead load + live load.
Dead load includes: Weight of floor finish, slabs, Column, furniture, ETC.