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DEQ ESC Specifications test(74 questions and answers).
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DEQ ESC Specifications test(74 questions and answers).
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DEQ ESCSpecifications
test(74
questions and
answers)
What is the minimum height for plastic and metal SAF? - answer
5, 6
What kind of stone is used for a construction entrance? - answer
VDOT #1
For Construction Road Stabilization, what is the minimum width
for one-way and two-way traffic? - answer 14, 20
What is the type of stone and depth required for construction road
stabilization? - answer 6" of VDOT #1 coarse aggregate
Straw bales decrease the velocity of - answer sheet flow
, Straw bales should not be used for - answer ditches or swales
How many stakes per bale? - answer 2
Silt fence should be placed __ to __ feet beyond the base of a
slope __% or greater - answer 5, 7, 5
Max distance between stakes when silt fence does not have wire
and when it does have wire - answer 6, 10
Height range for silt fence - answer 16" to 34"
Where joints overlap in silt fence, a minimum of __of fabric shall
be wrapped around the stake from each side - answer 6"
How much fabric should be in a silt fence trench? - answer 8"
(4"*4" trench)
Max drainage area for the storm drain inlet protection - answer 1
acre
For silt fence drop inlet protection, - answer use 2"*4" stakes,
space 3' apart and entrench fabric 12 "
For gravel and wire mesh drop inlet - answer 1/2" wire mesh over
inlet, minimum 1' beyond each side of inlet, depth of stone to be
12" and extend 18" on all sides
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