Find the translation of the following terms and memorize their meaning.

conduit a trash rack conjugate

steel bars a shaft debris

withdrawal friction a shell

a withdrawal conduit high-head to dissipate

intake shaft elaborate a power-driven rack

tailwater elevation to draw scour

tractor gates tube valve clogging

cylinder gate jump fluctuation

slide gates crib to interfere with

butterfly valve tower intake head of water

needle valve a submerged intake a port

intake valve sediment supercritical

high-head regulating valve to aid subcritical

Read the text to get the gist of it. Answer the following questions.

a) What is the primary function of an intake structure?

b) Where are intake towers often used?