Exam 2: Septic Tanks, Soil Plasticity, and Structures for Water Flow

The theory of plasticity pertaining to soils is based on _____________  

Which of the following methods are not used for the dispersion of the effluent out of a septic tank?

What are the product gases of anaerobic digestion?

On designing retaining walls it is necessary to take care of _____________exerted by soil mass.

During the disposal of the sludge, it must be___________

A ____________houses the squatting pan or toilet seat and provides privacy and protection from the weather for the user.

As a very general guideline it is recommended that the bottom of the pit should be at least___________  above groundwater level.

Septic tank is usually consists of brick wall in cement not less than___________  

The heavy particles in the tank            

A_____________is a type of toilet that collects human faeces in a hole in the ground.

The position of the backfill lying above the horizontal plane at the top of wall is called

The computation of stress in plastic equilibrium is based on _____________

A structure that allows water to flow under a road, railroad, trail, or similar obstruction from one side to the other side is called as

The plastic state of stress was proposed by

The term "septic" refers to _____________    

In active stress, the major principal stress ?1 acting on the wall will be in _____________ plane.

What is the mixture of methane and carbon-dioxide of anaerobic digestion called?

The size of the faeces drop hole in the floor or slab should not be larger than

The scum formed in the tank            

Which of the following reasons is correct with respect to the need of providing baffle walls?