The critical plane is tangential to the top of the conduit and is horizontal in nature.
The entire pressure at the footing caused by the weight of the superstructure is known as the gross pressure intensity, or q.
BIS Code IS: 8009 Part 1 of 1976 states that the influence factor Iw for stiff footing should be 0.82.
The settlement ratio, denoted by the formula rsd = (sm + sg) - (sf + dc)/sm, determines the size and direction of relative movements.
There are four different kinds of positive projecting conduits: (1) complete ditch conditions (2) complete projection conduits iii) a ditch conduit that isn't finished, and iv) unfinished projection conduits.
Since the crucial plane settles more than the natural ground, the settlement ratio for negative projecting conduits is always negative.
In nature, there are no infinitely steep slopes.
The bearing capacity of cohesion-less soil is zero at the ground surface, according to Rankine's equation.
The ultimate bearing capacity qf divided by a safety factor F is another name for the safe bearing capacity.
The gravitational force that tends to pull the upper portions of the soil mass downward to a substantially more level surface is the primary cause of slope collapse.
Earth embankments are frequently needed for construction of roads, railways, levees, earth dams, and river training projects.
The following list includes the three elements that clay settlement requires:
Sc = consolidation settlement
Si = immediate elastic settlement
Ss = settlement due to secondary consolidation of clay.
The following expression, based on the principle of elasticity, can be used to calculate the instantaneous settlement: Si = q B (1-2/E s) I w.
According to Skempton and Bjerrum, a footing's overall settlement in clay can be broken down into three parts, S = Si + Sc + Ss.
Rankine thought about the balance of two soil components, the first one being immediately beneath the foundation (element 1).
There are two different kinds of slopes: infinite slopes and finite slopes.