2015-10-14
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to narrow elevation overflow spillways
to widen sufficient chute spillways
the discharge of water velocity shaft spillway
the release of water expansion siphon spillway
gate joint side-channel spillway
safety valve trench past(conj.)
appurtenant clay tile a trough
flood perforated steel pipe a conduit
close limits steep-slope a sluiceway
to prefer to maintain
Read the text to get the gist of it. Answer the following questions.
a) What is a spillway?
b) What are the spillways used for?
