CESSWI Questions and Answers Graded A+
4 steps for effective SWPPP - ANSWER-Collect data
Evaluate data
Develop plan
Implement plan
4 steps in planning process - ANSWER-Design SWPP to match project
Determine limits of clearing
Divide site into natural drainage areas
Design erosion and sediment control practices
5 requirement with 1992 ruling - ANSWER-Noi and NOT
SWPPP
Inspections
Amending plans
Record retention for 3 yrs
6 minimum measures of SWMP - ANSWER-Public Education and Outreach
Public Participation / Involvement
Illicit Discharge Detection and Elimination
Construction Site Runoff Control
Post Construction Runoff Control
Pollution Prevention / Good Housekeeping
(PPICPP)
6 phases of stormwater pollution prevention for construction activiites - ANSWER-Site
evaluation and design development
Project Assessment
Control selection and plan design
Certification and notification
Construction / implementation
Final stabilization / termination
A - ANSWER-computed spacial average soil loss and temporal average soil loss per
unit of acres expressed in the units selected for K and for the period selected for R.
Typically selected in tons per acre per year
Accelerated erosion - ANSWER-natural erosion plus human activities
Accretion - ANSWER-outward growth of bank or shore by sedimentation. increase of
extension of boundaries of land by action of natural forces
,Administrative Order - ANSWER-EPA can impose fines and penalties without court
action
Maximum is 11,000 per day with a maximum of 32,500 for CLass 1 offenses, 16,000
per day and max of 177,000 for class II offenses...
aggradation - ANSWER-general and progressive raising of a stream bed by deposition
of sediment. Modification of the earths surface in the direction of uniformity of grade or
slope by deposition as in a river bed.
aggressive - ANSWER-refers to the corrosive properties of soil and water
alluvial - ANSWER-deposits of silts, sands, gravels and similar detrital material that
have been transported by running water
Annual - ANSWER-temporary, fast growing, shallow rooted
arroyo - ANSWER-waterway of an ephemeral stream deeply carved in rock or ancient
alluvium
At what temperature will suspended particles have lowest settling velocity - ANSWER-0
degrees c
avulsion - ANSWER-a forcible separation, the sudden removal of land from the estate of
one person to that of another, shift in channel location
backing layer - ANSWER-layer of graded rock between rock riprap and underlying
engineering fabric or filter layer to prevent extrusion of the soil or filter layer material
through the riprap
Base flood - ANSWER-Flood or tide having a 1 percent chance of being exceeded in
any given year (100 year flood) . Commonly referred to as standard flood on federal
flood insurance studies
Base floodplain - ANSWER-Area subject to flooding by the base flood
Base flow - ANSWER-Flow contribution to a creek by groundwater, during dry periods
base flow constitutes the majority of stream flow
Basic Principles that apply to establishing vegetation - ANSWER-Stabilize slopes
Manage surface and groundwater
Stockpile topsoil
Retain natural vegetation
Utilize suitable species
Prepare an adequate seed bed
Apply soil amendments as needed
, Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Bed load - ANSWER-Sediment that moves by rolling, sliding or skipping along the bed
and is essentially in contact with the stream bed
Bedding - ANSWER-Foundation under a drainage structure
Beneficial uses - ANSWER-aquatic life
swimming
fishing and fish consumption
boating
aesthetic enjoyment
Benefits of vegetation - ANSWER-Reduce rainfall impact
Enhance infiltration
Reduce surface water velocities
Trap vegetation in vegetative shoots
Retain soil in roots
Promote establishment of permanent vegetation
Berm - ANSWER-A bench or terrace between two slopes
Biotechnical slope protection advantages - ANSWER-usually less expensive than
structural
no specialized installation skills
typically no heavy equipment needed
environmentally compatible
natural aesthetic appearance
4 steps for effective SWPPP - ANSWER-Collect data
Evaluate data
Develop plan
Implement plan
4 steps in planning process - ANSWER-Design SWPP to match project
Determine limits of clearing
Divide site into natural drainage areas
Design erosion and sediment control practices
5 requirement with 1992 ruling - ANSWER-Noi and NOT
SWPPP
Inspections
Amending plans
Record retention for 3 yrs
6 minimum measures of SWMP - ANSWER-Public Education and Outreach
Public Participation / Involvement
Illicit Discharge Detection and Elimination
Construction Site Runoff Control
Post Construction Runoff Control
Pollution Prevention / Good Housekeeping
(PPICPP)
6 phases of stormwater pollution prevention for construction activiites - ANSWER-Site
evaluation and design development
Project Assessment
Control selection and plan design
Certification and notification
Construction / implementation
Final stabilization / termination
A - ANSWER-computed spacial average soil loss and temporal average soil loss per
unit of acres expressed in the units selected for K and for the period selected for R.
Typically selected in tons per acre per year
Accelerated erosion - ANSWER-natural erosion plus human activities
Accretion - ANSWER-outward growth of bank or shore by sedimentation. increase of
extension of boundaries of land by action of natural forces
,Administrative Order - ANSWER-EPA can impose fines and penalties without court
action
Maximum is 11,000 per day with a maximum of 32,500 for CLass 1 offenses, 16,000
per day and max of 177,000 for class II offenses...
aggradation - ANSWER-general and progressive raising of a stream bed by deposition
of sediment. Modification of the earths surface in the direction of uniformity of grade or
slope by deposition as in a river bed.
aggressive - ANSWER-refers to the corrosive properties of soil and water
alluvial - ANSWER-deposits of silts, sands, gravels and similar detrital material that
have been transported by running water
Annual - ANSWER-temporary, fast growing, shallow rooted
arroyo - ANSWER-waterway of an ephemeral stream deeply carved in rock or ancient
alluvium
At what temperature will suspended particles have lowest settling velocity - ANSWER-0
degrees c
avulsion - ANSWER-a forcible separation, the sudden removal of land from the estate of
one person to that of another, shift in channel location
backing layer - ANSWER-layer of graded rock between rock riprap and underlying
engineering fabric or filter layer to prevent extrusion of the soil or filter layer material
through the riprap
Base flood - ANSWER-Flood or tide having a 1 percent chance of being exceeded in
any given year (100 year flood) . Commonly referred to as standard flood on federal
flood insurance studies
Base floodplain - ANSWER-Area subject to flooding by the base flood
Base flow - ANSWER-Flow contribution to a creek by groundwater, during dry periods
base flow constitutes the majority of stream flow
Basic Principles that apply to establishing vegetation - ANSWER-Stabilize slopes
Manage surface and groundwater
Stockpile topsoil
Retain natural vegetation
Utilize suitable species
Prepare an adequate seed bed
Apply soil amendments as needed
, Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Basic Principles that apply to establishing vegetation - ANSWER-stabilize slopes
manage surface and groundwater i.e. seepage
stockpile topsoil and reapply where possible
Bed load - ANSWER-Sediment that moves by rolling, sliding or skipping along the bed
and is essentially in contact with the stream bed
Bedding - ANSWER-Foundation under a drainage structure
Beneficial uses - ANSWER-aquatic life
swimming
fishing and fish consumption
boating
aesthetic enjoyment
Benefits of vegetation - ANSWER-Reduce rainfall impact
Enhance infiltration
Reduce surface water velocities
Trap vegetation in vegetative shoots
Retain soil in roots
Promote establishment of permanent vegetation
Berm - ANSWER-A bench or terrace between two slopes
Biotechnical slope protection advantages - ANSWER-usually less expensive than
structural
no specialized installation skills
typically no heavy equipment needed
environmentally compatible
natural aesthetic appearance
