313 waste storage facility training presentation · 1998 ‐combined 425 – waste storage pond and...

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Page 1: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

August 2012

Page 2: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

1998 ‐ Combined 425 – Waste Storage Pond and 313 gWaste Storage Structure into 313 – Waste Storage FacilityI   8   i     f  h   d d   L d  In 1998, main users of the standard were Land Conservation Departments  and NRCS, with some use by WDNR and occasional use by consultantsby WDNR and occasional use by consultants

Minor revision in 2001, SOC team revision in 2004, minor revision in 2005

In 2012 there is now extensive use of the standard by WDNR and consultants, as well as LCD/NRCS

Page 3: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

John Ramsden, NRCS, Sponsor Dean Sylla, NRCS, Team Leader

M k C i  WDNR Mark Cain, WDNR Gretchen Wheat, WDNR Ed Odgers  then Todd Boehne  WDATCP Ed Odgers , then Todd Boehne, WDATCP Ralph Hemling, WDATCP  Dale Konkol, Door County SWCD, y Dave Nashold, Chippewa County LCD Paul Sebo, Washington County LCD John Roach, Roach & Associates Roger Strohm, Miller Engineers and Scientists

K i  H  SOC/Mik  M  WDATCP Kevin Hogan, SOC/Mike Murray WDATCP

Page 4: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Improve/clarify standard based on experience in using standardI   i   f  l  i   i   h   d d Improve consistency of results in using the standard

Reduce the need for variance requests SIMPLIFY SIMPLIFY Incorporate new materials or technology Incorporate changes from NRCS National Standardp g

Point out significant (not all) changes from 2005 standard

Describe  hat has changed and  h Describe what has changed and why

Page 5: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

The old standard says:y

Page 6: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

The new standard says: The new standard says:

Page 7: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Major goal of team was to increase consistency of j g ysubsurface saturation and bedrock “calls” between users of the standardSi ifi  diff  i  i i   f  il d     Significant differences in interpretation of soil data to arrive at a saturation elevation had been noted between consultants and plan reviewersbetween consultants and plan reviewers

Changed the definition of bedrock Made several changes to the criteria for gathering and g g g

evaluating soil and site data to establish subsurface saturation elevation

Page 8: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Old standard:

New standard:

Page 9: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

With respect to soil borings, the old standard says:g y

Page 10: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

The new standard says: The new standard says:

Page 11: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

The old standard defined this as:

This concept is now gone from the standardThis concept is now gone from the standard

Page 12: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Added this statement to the beginning of the section:g g

Page 13: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Observed saturation

Gleyed soil

Gray mottling

Soil matrix color

All done in consideration of nearby t h   d  f   t  f ttopography and surface water features

Page 14: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Observed saturation is:

Gleyed Soil is:

Page 15: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop
Page 16: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Gray Mottling isy g

Page 17: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Soil matrix color:

??????

Page 18: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

A “matrix A  matrix color” that appears in this 

“matrix color” is the base pp

area of any of the charts

is the base color of the overall soil

This is a This is a (generally) a “depleted pmatrix”

Page 19: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Stay away from it (separation distances in the tables)y y

Modify it per limited ways allowed in the standard

Ways are very similar to present standard; must demonstrate saturation is “perched” before it can be modified

Can now put drains inside of footprint, but outside of floor, if drain outlet goes through a manholefloor, if drain outlet goes through a manhole

Page 20: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Current standard:

Page 21: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Engineering Design Documentation and Construction g g gQuality Assurance Plan are new sections:

Page 22: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

C it i     lit i t  th   i   b ti Criteria now split into three main subsections:

Concrete Liners

Impoundments

Structures

Concrete Liner section is new; most of the criteria used to be in both of the other subsections and in footnotes to the tables.

Page 23: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Concrete with Waterstop Structural Design (thickness) of slabs:

Crack control (Temperature and Shrinkage Steel) p gper Table A

Page 24: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Concrete with Waterstop (continued)

Joint plan required All joints must have waterstop, even construction joints

C t ti  Q lit  A  Pl   i d Construction Quality Assurance Plan required Continuous inspection of waterstop installation required Steel place in top half of slab, with minimum clear distance Steel place in top half of slab, with minimum clear distance 

of 1.5” Joint that are subject to loads need to be dowelled, no 

k  j i tkeyway joints Additional waterstop joins to be included at “stress 

concentrations”

Page 25: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Concrete/Soil Composite

Concrete thickness minimum 5” 

R i f d  i h #  b     8”  Reinforced with #4 bars at 18” centers

No joints requiredNo joints required

If joints are used, run the steel through the joint

Page 26: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Separation distances to saturation and bedrock have increased Change in definition of bedrock

Att t d t  i   i t  b t  t bl Attempted to increase consistency between tables

Major changes have been made to Table 1 Major changes have been made to Table 1

Significant changes made to Tables 2  3  and 5 Significant changes made to Tables 2, 3, and 5

Minor changes to Table 4Minor changes to Table 4

Page 27: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Driven by 2009 changes to the NRCS Ag Waste  Driven by 2009 changes to the NRCS Ag Waste Management Field Handbook Appendix 10D – “Design and Construction Guidelines for Impoundments Lined with Clay or Amendment‐treated Soil

Credit for manure sealing no longer promoted by NRCS, b t  ll d if  ll d b  th  St tbut allowed if allowed by the State

10D design procedure relies heavily on years of NRCS soil mechanics lab testing  and “specific discharge” mechanics lab testing, and  specific discharge  calculations

WI has a specific discharge limit of 500 gallons/acre/dayp g 5 g y MN has a specific discharge limit of 1/56 inch/day

Page 28: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Upper 1’ of soil in all Table 1 pits must be worked up and recompacted Small pits can use WCS 204 for compaction Small pits can use WCS 204 for compaction Large pits must use WCS 300 for compaction and testing 

of the upper 1’ of liner%  i i     lid  f   ll  i     4% minimum manure solids for small pits, no 

minimum needed for large pits Total thickness = 5’; 1’ recompacted + 4’ native soilTotal thickness   5 ; 1  recompacted + 4  native soil Clay = 5% minimum (need hydrometer test) Manure produced at farm increased to 600,000 cf Separation distances increased to 6’ Sampling frequency included in Table notes

l k f l d l Requirement to look for tile around pit location

Page 29: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Middle column removed, no provision for faster permeability in soil if there is minimum 2% solids in manure

P i i  t    d    t   ’ Provisions to go deeper, up to 25’

Manure produced at farm limit increased to 600 000 cf Manure produced at farm limit increased to 600,000 cf

Page 30: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

EPDM added as a liner option

Soil requirements increased

% fines in soil beneath liner doubled to 40% Thickness of soil beneath liner increased from 1.5’ to 2’ 

for soils with PI>7; increased from 3’ to 4’ for soils with for soils with PI>7; increased from 3  to 4  for soils with no PI

Page 31: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Added 2 more options for concrete/soil composite liners

” d l l b h h 8” compacted clay liner beneath concrete, with PI>12 and compacted per WCS 300

Foundry Sand liner beneath concreteFoundry Sand liner beneath concrete

Moved many of the notes to the Table to the Concrete Liner Section of the standard

Page 32: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Updated Tables 7 and 8 per the National 313 standard

Moved most of the concrete criteria to the Concrete Liner section

Included new joint criteria for structures

Page 33: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Wall Joints Waterstop joints required every 100 lineal feet of wall Wall waterstops to be welded to footing waterstop if a 

footing waterstop is presentfooting waterstop is present If a footing waterstop is not used, cast wall waterstop a 

minimum of 4” into footing If a PVC footing waterstop is not used, a hydrophyllic

waterstop must be included at the base of the wall.Fl  J i t Floor Joints If there is a joint in the floor, it must continue up to the 

top of the wallp

Page 34: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

For “listed materials” only, which includes:

Page 35: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Criteria are located:

In the text of section V. C. of the standard

In Table 9 (the former Table 9 is now Table 10)

In the notes to Table 9

Page 36: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

Permanent Stacking Facilities must:g

Be designed to prevent run‐on and run‐off

Be operated to prevent ponding and significant hydrostatic heady

Have an operation and maintenance plan that ensures i   li   ith th   it i  i  th   t d dongoing compliance with the criteria in the standard

Page 37: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop
Page 38: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop

The 313 team worked hard and sometimes passionately to improve the standard to make it better for all users, 

d f   h   iand for the environment

W   i l  h  th t th       f   d  We sincerely hope that there are no unforeseen and unintended consequences………….

Page 39: 313 Waste Storage Facility Training Presentation · 1998 ‐Combined 425 – Waste Storage Pond and 313 Waste Storage Structure into 313 –Waste Storage ... If a PVC footing waterstop