DEQ ESC
Specifications
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
Specifications
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
