AZPDES and Construction Sites Greg Wise Environmental Program Specialist Arizona Department of Environmental Quality (602) 771-2227 gw2@azdeq.gov
Slide 2Top 10 Problems AZPDES and Construction Sites
Slide 3#1 – No Permit Coverage
Slide 4Who fits the bill for scope under the 2008 Construction General Permit?
Slide 5Who meets all requirements for scope under the 2008 Construction General Permit? YOU do in the event that you are an administrator of a development site and at least 1 sections of land of land is aggravated
Slide 6Who fits the bill for scope under the 2008 Construction General Permit? … or if your venture is a piece of a typical arrangement of improvement or deal that will at last bother a section of land or more
Slide 7Permit Waivers The venture must irritate under 5 sections of land, The venture can't be situated inside 0.25 miles of a hindered or remarkable Arizona water; and The venture must have a "R" (or erosivity ) estimation of under 5 as ascertained by the Smart NOI framework.
Slide 8Who is viewed as an "administrator"? A man who has control over the development arrangements and details as well as A man who has everyday control of the site
Slide 9How would you apply for scope?
Slide 10Accurately Complete a NOI http://www.az.gov/webapp/noi/main.do
Slide 11#2 – Inadequate SWPPPs
Slide 12Storm Water Pollution Prevention Plan
Slide 13Storm Water Pollution Prevention Plan Is a website particular, composed archive that recognizes potential wellsprings of tempest water contamination
Slide 14Storm Water Pollution Prevention Plan Is a webpage particular, composed report that distinguishes potential wellsprings of tempest water contamination Describes practices to decrease poisons in tempest water releases from the website
Slide 15Storm Water Pollution Prevention Plan Is a website particular, composed record that distinguishes potential wellsprings of tempest water contamination Describes practices to diminish toxins in tempest water releases from the webpage Identifies the techniques the administrator will actualize to agree to the allow
Slide 16When it question, read the allow! Part III discloses what should be incorporated into your SWPPP
Slide 172008 CGP SWPPP Checklist ADEQ has made a SWPPP agenda to help you Go to azdeq.gov and at inquiry bar sort in: agenda
Slide 18#3 – Lack of Adequate BMPs
Slide 19Best Management Practices A Best Management Practice or "BMP" is any structure, gadget or administration instrument that keeps toxins from entering storm water, or expels contaminations from tempest water once present
Slide 20Erosion Control BMPs Commonly called "adjustment hones" Keeps silt set up Soil crusting from water application is not a powerful or satisfactory disintegration control/adjustment BMP!!! Not Water!
Slide 21Sediment Control BMPs Captures residue that is moved by tempest water before it leaves site Usually these are your edge controls Examples: sediment fencing, fiber moves, dregs bowls
Slide 22Gaps in scope Silt fencing stops
Slide 23Maintain BMPs!
Slide 26WASHES ARE FOR WATER! Not for sediment wall!
Slide 27Perimeter Control BMPs required
Slide 28Storm Drain Inlet Protection Good! Terrible!
Slide 29#4 – Spilled concrete
Slide 33Designated solid washout stations
Slide 34Designated solid washout stations As the administrator, you ought to give an assigned solid washout station, and ideally a marked one to support utilization
Slide 35Designated solid washout stations As the administrator, you ought to give an assigned solid washout station, and ideally a marked one to energize use Washout stations ought to be lined
Slide 36Designated solid washout stations As the administrator, you ought to give an assigned solid washout station, and ideally a marked one to empower use Washout stations ought to be lined Washout stations can be a wellspring of contaminations from holes, tears and spills so investigate them frequently
Slide 37Designated solid washout stations As the administrator, you ought to give an assigned solid washout station, and ideally a marked one to empower use Washout stations ought to be lined Washout stations can be a wellspring of poisons from breaks, tears and spills so assess them consistently Dispose of the solid legitimately once your control range is topped off
Slide 38Good cases of solid washout stations
Slide 39Implement Good Housekeeping BMPs
Slide 40#5 – Routine reviews not normal
Slide 41Site examinations must be played out at regular intervals According to the 2008 CGP…
Slide 42Site assessments must be played out like clockwork or inside 24-hrs of a rain occasion if the site gets a ½-inch or a greater amount of rain According to the 2008 CGP…
Slide 43Site investigations must be played out like clockwork or inside 24-hrs of a rain occasion if the site gets a ½-inch or a greater amount of rain Must be performed by qualified staff, that would someone say someone is, learned about BMPs and tempest water administration According to the 2008 CGP…
Slide 44Site examinations must be played out like clockwork or inside 24-hrs of a rain occasion if the site gets a ½-inch or a greater amount of rain Must be performed by qualified work force, that would someone say someone is, proficient about BMPs and tempest water administration An investigation report for each investigation must be kept in sequential request in the SWPPP According to the 2008 CGP…
Slide 45Will this offer assistance? A case assessment report can be found in the allow in Appendix A !
Slide 46#6 - Trackout
Slide 47Dirt in the road is a release to MS4
Slide 50#7 – Site not posted
Slide 51#8 – No adjustment
Slide 52Part IV.B.2 states… "The administrator must give transitory adjustment, or start lasting adjustment, of irritated regions with 14 schedule days of the latest land unsettling influence in ranges where development or bolster exercises have incidentally been suspended or have for all time stopped… "
Slide 56#9 – No dregs control for impermanent stockpiles
Slide 57NO SEDIMENT CONTROL No powerful residue controls
Slide 58#10 – When to present a Notice of Termination?
Slide 59Final Stabilization All dirt exasperating exercises are finished All development materials, waste, and brief BMPs have been evacuated and appropriately discarded A uniform lasting vegetative cover with a thickness of 70% of the local foundation vegetative cover for the zone is set up on all unpaved range and territories not secured by perpetual structures
Slide 60Final Stabilization For individual parts in private development last adjustment implies that the homebuilder has finished last adjustment or has built up impermanent adjustment, including border controls
Slide 61STAY CLASSY ARIZONA!
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