NR 512.07NR 512.07 General facility information. The feasibility report shall identify the project title; name, address and phone number of the primary contacts including the proposed landfill’s owner, operator and any consultants; present property owner; proposed landfill location by quarter-quarter section; total acreage of the property and proposed limits of filling; proposed landfill life, design capacity and date of closure; municipalities and industries to be served; anticipated waste types and characteristics; anticipated volumes of each major waste stream and any seasonal fluctuations taking into account waste reduction, reuse, recycling, composting and the recovery of energy from solid waste; anticipated cover frequency; mode of operation; proposed sub-base, base and final grades; preliminary design concepts; need for the landfill; the alternatives to land disposal, including any proposed waste reduction and recovery services; and how the proposed facility relates to any applicable solid waste management plan approved under s. 289.10, Stats. NR 512.07 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; renum. from NR 512.08 and am., Register, June, 1996, No. 486, eff. 7-1-96; am., Register, August, 1997, No. 500, eff. 9-1-97; am. Register, September, 1998, No. 513, eff. 10-1-98. NR 512.08NR 512.08 Land use information. The feasibility report shall include a discussion of land uses at the proposed landfill location and surrounding area. Relevant land use information contained in the initial site report may be referenced in the feasibility report. However, a thorough discussion of any changes in land uses since the submittal of the initial site report which may have an impact on the suitability of the property for waste disposal or on groundwater quality shall be included. The report shall address all areas where land use may affect or be affected by the proposed landfill. At a minimum, this will be the area within one mile of the proposed limits of filling. If the landfill owner proposes to accept municipal solid waste or other putrescible waste, the report shall include any information or bird study requested by the federal aviation administration or by the department concerning any airport whose runway end is within 5 miles of the proposed limits of filling. NR 512.08 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; renum. from NR 512.09 and am., r. (1) to (4), Register, June, 1996, No. 486, eff. 7-1-96. NR 512.085NR 512.085 Alternative geotechnical investigation program. The applicant may propose an alternative geotechnical investigation program to the department prior to initiating the geotechnical investigations required for a feasibility report that are identified in ss. NR 512.09 and 512.10. A proposal shall include a detailed description of the proposed alternative program, detailed explanations of the rationale for the proposed differences between the code requirements in s. NR 512.09 or 512.10 and the proposed alternative program, and the anticipated benefits of the proposed alternative program. The department shall respond in writing and may accept the program as submitted, identify deficiencies in the proposed alternative program that must be addressed, or may reject the program. The program may not be implemented prior to receipt of written review by the department. The feasibility report shall include documentation of any alternative geotechnical investigation accepted by the department and justification for any reductions to the requirements in ss. NR 512.09 and 512.10. Formal approval of an accepted alternative geotechnical program shall be made in the department’s feasibility determination. NR 512.085 HistoryHistory: CR 05-020: cr. Register January 2006 No. 601, eff. 2-1-06. NR 512.09NR 512.09 Site-specific geotechnical information. The applicant shall perform laboratory and field investigations to define the physical characteristics of the proposed landfill’s location. At a minimum these investigations shall include the following specified requirements unless an alternative geotechnical investigation program under s. NR 512.085 specifically addressing these requirements, or a portion thereof, was accepted in writing by the department before the geotechnical investigation program for the feasibility report was initiated. Should the applicant identify minor discrepancies between the following specified requirements and the content of the feasibility report prior to its submittal to the department, the applicant may choose to identify those minor discrepancies in a separate letter to the department, including an explanation for them, and either propose a time table for providing that information or justify why it is not necessary to submit that specific information and request the necessary exemptions. The department shall respond to a letter in writing either accepting the explanation and requested approach or indicating that the discrepancies need to be addressed prior to issuing feasibility completeness. NR 512.09(1)(1) Borings. As specified in Table 1, borings sufficient to define sub-surface conditions shall be drilled both inside and outside the proposed limits of filling. NR 512.09(1)(a)(a) At a minimum, borings shall be drilled in 10 separate locations for the first 5 or less acres of the proposed fill area. Two borings shall be drilled for each additional 5 or less acres of proposed fill area. The borings shall be located on a grid pattern. All borings shall be located in or within 300 feet of the proposed limits of filling. NR 512.09(1)(b)(b) Borings shall extend a minimum of 25 feet below the anticipated sub-base grade. If the boring is located outside the proposed limits of filling, the applicable sub-base grade is the elevation of the bottom of the proposed base liner nearest to the borehole. NR 512.09(1)(c)(c) If regional information suggests that bedrock is within 50 feet of the lowest elevation of the proposed sub-base grades, one boring shall be extended at least 5 feet into bedrock. Every attempt shall be made to locate this boring outside the proposed limits of filling. Bedrock drilling shall be performed in accordance with ch. NR 141 and s. NR 507.05. NR 512.09(2)(2) Wells. As specified in Table 1, wells sufficient to define the hydrogeologic and groundwater quality conditions shall be installed. At a minimum, this includes: NR 512.09(2)(a)(a) Installing observation wells to adequately define the water table surface and horizontal hydraulic gradients. At a minimum, 5 water table observation wells shall be installed for the first 5 or less acres of disposal area and one additional observation well for each additional 5 or less acres of disposal area. The observation wells shall be constructed so that the water table intersects the well screens at all times during the year. NR 512.09(2)(b)(b) A piezometer shall be installed adjacent to a water table observation well at 2 separate locations to create well nests for the first 5 or less acres of disposal area. One additional piezometer for each additional 10 or less acres of disposal area shall be installed to create additional well nests. For every 20 acres of disposal area at least one well nest shall be placed within the proposed limits of filling. NR 512.09(2)(c)(c) For proposed limits of filling located in a fine-grained soil environment, each well nest required in par. (b) shall consist of 3 wells: a water table observation well, a piezometer installed at or just below the proposed subbase grades and a deeper piezometer installed at least 15 feet below the bottom of the upper piezometer’s well screen. NR 512.09(2)(d)(d) All wells shall be located no more than 300 feet from the proposed limits of filling and at least half of the wells shall be located no more than 150 feet from the proposed limits of filling. NR 512.09(2)(e)(e) All wells shall be designed, installed, developed, documented and sampled in accordance with ch. NR 141 and ss. NR 507.06, 507.07, 507.14 and 507.17. Alternative methods of well design and installation which achieve comparable results shall be approved by the department prior to well construction. NR 512.09 NoteNote: Fine-grained soil environment is defined in s. NR 500.03 (86). Table 1
NR 512.09(3)(3) Field direction. A professional geologist or qualified technician who is directly supervised by a professional geologist shall observe and direct the drilling of all borings and the installation, development and abandonment of all wells. A professional geologist or qualified technician who is directly supervised by a professional geologist shall also conduct all in-field hydraulic conductivity tests and visually describe and classify all of the geologic samples. NR 512.09(4)(4) Laboratory and field analysis. Laboratory and field analyses shall be conducted to identify the specific geologic, hydrogeologic and groundwater quality conditions at the proposed facility as outlined below: NR 512.09(4)(a)(a) For each major soil unit encountered, at least 5 representative samples shall be analyzed for grain size distribution using mechanical and hydrometer methods and Atterberg limits as appropriate for the particular type of material. Each representative sample shall be classified according to the unified soil classification system. NR 512.09(4)(b)(b) Laboratory hydraulic conductivity tests shall be conducted on at least 2 representative samples from each major fine-grained soil unit. Tests shall be run on undisturbed samples when conditions allow. NR 512.09(4)(c)(c) The department may require that other tests be conducted as appropriate for the particular type of material. NR 512.09(4)(d)(d) An in-field test shall be conducted on each well to determine the in-situ hydraulic conductivity. The test shall be of long enough duration and include a sufficient amount of data to provide a representative estimate of the actual hydraulic conductivity. NR 512.09(4)(e)(e) After each well has been properly developed, successive water level measurements shall be taken until stabilized readings are obtained. Stabilized water level measurements shall be obtained on a monthly basis for a minimum of 6 months prior to submittal of the feasibility report. After this period, quarterly water level measurements shall be obtained for at least 4 quarters. NR 512.09(4)(f)(f) Stabilized water level measurements shall be obtained on a monthly basis for a minimum of 6 months prior to submittal of the feasibility report from surface water bodies including streams, lakes, ponds, drainage ditches and wetlands located within 1,000 feet of the proposed limits of filling. After this period, quarterly water level monitoring shall be performed for at least 4 quarters. NR 512.09(4)(g)(g) At least 4 rounds of baseline groundwater monitoring shall be performed on all observation wells and piezometers located outside the proposed limits of filling which were installed to evaluate the proposed property in accordance with s. NR 507.18 and submitted along with the feasibility report. NR 512.09(4)(h)(h) The department may require other work such as groundwater modeling, pump tests, geophysical investigations, isopach maps or a fence diagram to assess the hydrogeologic conditions at the proposed facility. NR 512.09(5)(5) Sample retention. All soil and bedrock samples collected from the proposed property shall be retained in accordance with s. NR 507.05. NR 512.09(6)(6) Additional requirements for landfills with extended collection lines. NR 512.09(6)(a)(a) Landfills shall meet the requirements of pars. (b) and (c) where they will accept municipal solid waste and contain leachate collection lines that exceed 1,200 feet from the end of each cleanout to the toe of the opposite slope. Where the requirements of this subsection differ from other requirements of this chapter, these requirements shall take precedence. NR 512.09(6)(b)(b) A minimum of one boring in the area of each proposed cell shall be drilled to physically characterize subbase conditions for landfill foundation assessment of stability and settlement. Borings shall be extended to a minimum of 50 feet below proposed subbase grades or to competent bedrock, whichever is shallower. Borings shall include standard penetration testing. Samples shall be taken at each significant soil layer. A minimum of one sample from each fine grained layer and from each soft or compressible coarse grained layer shall be subjected to geotechnical testing to define parameters used in assessments of stability and settlement of the liner. NR 512.09 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; renum. from NR 512.11 and am. (intro.), (1) (intro.), (a), (b), (2) (intro.), (a), (3), (4) (a), (b), (e), (g), (h), (5), r. (1) (c) to (e), Register, June, 1996, No. 486, eff. 7-1-96; r. (2) (am), am. (2) (e) Table 1 and (5), Register, August, 1997, No. 500, eff. 9-1-97; am. Table 1, Register, September, 1998, No. 513, eff. 10-1-98; CR 04-077: cr. (6) Register November 2005 No. 599, eff. 12-1-05; CR 05-020: am. (intro.) Register January 2006 No. 601, eff. 2-1-06; correction in (6) (c) made under s. 13.93 (2m) (b) 7., Stats., Register January 2006 No. 601; CR 06-026: am. (6) (a), Register December 2006 No. 612, eff. 1-1-07. NR 512.10(1)(1) At a minimum, the data on subsurface investigations shall be presented in the narrative section of the report and shall include the following specified requirements unless an alternative geotechnical investigation program under s. NR 512.085 specifically addressing these requirements, or a portion thereof, was accepted in writing by the department before the geotechnical investigation program for the feasibility report was initiated. Should the applicant identify minor discrepancies between the following specified requirements and the content of the feasibility report prior to its submittal to the department, the applicant may choose to identify those minor discrepancies in a separate letter to the department, including an explanation for them, and either propose a time table for providing that information or justify why it is not necessary to submit that specific information and request the necessary exemptions. The department shall respond to a letter in writing either accepting the explanation and requested approach or indicating that the discrepancies need to be addressed prior to issuing feasibility completeness. NR 512.10(2)(2) Soil and bedrock descriptions. Each major soil unit and bedrock formation shall be described using data from both subsurface investigations and regional information. The descriptions shall include: NR 512.10(2)(a)(a) Grain size distribution, geologic origin and classification of materials using the USCS system. NR 512.10(2)(b)(b) The lateral and vertical extent of each major soil unit including description of lenses or other heterogeneities and, if bedrock is encountered by borings, the strike and dip of any rock formations. Strike and dip may be determined from regional or site-specific information. NR 512.10(2)(c)(c) The presence and frequency of joints, fractures, voids, solution openings, faults or other structural features. NR 512.10(2)(d)(d) Testing data shall be summarized by major soil unit in a table in the report. The table shall contain the following information: geologic origin, sample ID number, percentages of gravel, sand, silt and clay-sized materials, P200 content, liquid limit, plasticity index, and lab and field hydraulic conductivity. If average values are calculated for any of these test results, a range and standard deviation shall also be presented. NR 512.10(3)(3) Hydrogeologic properties. The properties of each saturated soil unit or rock formation and its function in the groundwater flow system shall be described including the following: NR 512.10(3)(e)(e) Depth to groundwater and seasonal variations in groundwater elevation. NR 512.10(3)(g)(g) Local and regional flow directions including the location of groundwater divides. NR 512.10(3)(h)(h) Horizontal and vertical hydraulic gradients, particularly between soil units of differing hydraulic conductivity and between unconsolidated deposits and bedrock. NR 512.10(4)(4) Appendix. All raw data including boring logs, soil tests, hydraulic conductivity tests, water level measurements, baseline water quality laboratory reports, and department well construction, well development, and well information forms shall be included in the appendices of the report. NR 512.10 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; renum. from NR 512.12 and am. (1) (a), (b), (2) (h), (3), r. (2) (i), Register, June, 1996, No. 486, eff. 7-1-96; am. (3), Register, August, 1997, No. 500, eff. 9-1-97; CR 05-020: renum. (intro.) to (3) to be (1) to (4) and am. (1) Register January 2006 No. 601, eff. 2-1-06. NR 512.11NR 512.11 Data presentation. The results from the subsurface investigations shall be presented on 24 inch x 36 inch plan sheets, unless an alternative size is approved by the department in writing, as follows: NR 512.11(1)(1) Existing conditions. A detailed topographic survey of the proposed landfill and all areas within a distance of 1,500 feet from the proposed limits of filling. The minimum scale shall be 1″ = 200 feet with a maximum 2 foot contour interval. The contour interval selected shall be sufficiently small to clearly show surface water flow patterns within and around the proposed landfill. This plan sheet shall show the following features: NR 512.11(1)(b)(b) Surface waters, including intermittent and ephemeral streams and wetlands. NR 512.11(1)(c)(c) Residences, buildings, utility lines and other cultural features. NR 512.11(1)(d)(d) Surrounding land uses, such as residential, commercial, agricultural and recreational. NR 512.11(1)(e)(e) Property and proposed limits of filling, including any previous fill areas. NR 512.11(1)(g)(g) Water supply wells including any irrigation and stock wells. NR 512.11(1)(h)(h) Boring, test pit and well locations for the proposed landfill. NR 512.11(1)(i)(i) Other structures including storm water control systems, agricultural drain tile systems, access and internal roads, and storm and sanitary sewerage systems. NR 512.11(2)(2) Geologic cross-sections. Cross-sections shall be constructed through all borings, both perpendicular and parallel to the proposed landfill’s baseline. For a proposed contiguous, horizontal or vertical expansion of an existing landfill, the cross-sections shall be expanded to include all the previous borings for the existing landfill. At least one cross-section shall be constructed parallel to groundwater flow. Where more than one interpretation can be reasonably made when evaluating heterogeneities within unconsolidated deposits, assume that the heterogeneities are continuous. The following information and where applicable, the information required by s. NR 512.14 (2) (b), shall be presented on the geologic cross-sections: NR 512.11(2)(a)(a) Inferred or questionable lithostatigraphic boundaries shall be shown with a dashed line or question mark. NR 512.11(2)(b)(b) For clarity, a number or symbol shall be used to label major soil units instead of extensive shading. A key shall be provided which contains a description of each major soil unit including geologic description and origin, USCS classification and color. NR 512.11(2)(c)(c) Boring logs showing the USCS classification and geologic origin of each major soil unit, the results of grain size analyses, Atterberg limits and field hydraulic conductivity tests. The data shall be correlated to the sample location. NR 512.11(2)(d)(d) Well construction details shown to scale including the well screen and filter pack length, the location of the upper and any lower seals and stabilized water level elevations measured on the same day. Where 2 or more observation wells are presented on a cross-section, a line representing the water table shall be drawn. The date the measurements were taken shall be specified in the key. NR 512.11(3)(3) Water table maps. At least 2 water table contour maps shall be submitted. One map shall be based on the highest set of monthly water table elevations measured in the observation wells installed at the proposed landfill’s location and the other map shall be based on the lowest set of monthly water table elevations measured in the observation wells installed at the proposed landfill’s location. For each sampling round, all water level elevations shall be measured on the same day. The water table maps shall show all observation wells and the measured water level elevation at each observation well. Any observed variations in flow direction shall be discussed in the narrative of the report. For a contiguous, horizontal or vertical expansion of an existing landfill, the water table contour maps shall be expanded to include the observation wells and measured water table elevations at each observation well for the existing landfill. Inferred contours made beyond the extent of the observation well field shall be shown with dashed lines. If 3 or more bedrock wells are installed, a bedrock piezometric map shall be prepared. NR 512.11(4)(4) Bedrock map. If at least 3 borings have been extended into bedrock, a bedrock contour map shall be prepared from specific and regional data. NR 512.11(5)(5) Flow net. A flow net shall be constructed parallel to the direction of groundwater flow to show the distribution of recharge and discharge. NR 512.11 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; correction in (1) (c) made under s. 13.93 (2m) (b) 5., Stats., Register, May, 1994, No. 461; renum. from NR 512.13 and am. (1) (intro.) (c), (e), (g), (h) (i), (2) (intro.), (c), (d), (3), (4), Register, June, 1996, No. 486, eff. 7-1-96. NR 512.12NR 512.12 Waste and leachate characterization. NR 512.12(1)(1) Industrial wastes. Unless otherwise approved, the physical and chemical characteristics of any high volume industrial waste such as a foundry process waste, papermill sludge, utility coal-ash waste, and other non-municipal waste that is anticipated to individually constitute more than 5% of the total proposed design capacity and leachates shall be analyzed and described. When more than one waste is generated, testing shall be performed on each waste stream. All leaching tests shall be done in accordance with published test procedures. Physical tests shall be done in accordance with ASTM standards or published test procedures. All testing procedures shall be documented. The proposed testing program including the leaching test method, the leaching media, the parameters to be analyzed for and the detection limits for each parameter specified should be discussed with the department prior to initiation of the work. Actual field leachate data may be substituted for chemical characterization data of an industrial waste if the data are from an existing monofill that contains waste similar to that which is to be placed into the proposed landfill and if approved in writing by the department. NR 512.12(2)(2) Municipal wastes. Actual field leachate data from existing landfills of similar size, design and waste type or an estimate of the anticipated leachate strength and quality available from department files shall be included for all landfills for the disposal of municipal solid waste. NR 512.12(3)(3) Leachate generation. The estimated daily volume of leachate that will be collected during operations and after closure shall be calculated. Unless otherwise approved by the department, the following rates shall be used to calculate the leachate volumes: NR 512.12(3)(a)(a) A minimum of 6 inches per year shall be used for all unclosed areas of the proposed limits of filling for landfills that will have a composite liner and a minimum of 4 inches per year shall be used for all unclosed areas of the proposed limits of filling for landfills that will not have a composite liner. NR 512.12(3)(b)(b) One inch per year shall be used for all closed areas of the proposed limits of filling for landfills that will have a composite cap and a minimum of 3 inches per year shall be used for all closed areas of the proposed limits of filling for landfills that will not have a composite cap. NR 512.12 HistoryHistory: Cr. Register, January, 1988, No. 385, eff. 2-6-88; renum. from NR 512.15 and am. (1), (2), cr. (3), (4), Register, June, 1996, No. 486, eff. 7-1-96; r. (4), Register, August, 1997, No. 500, eff. 9-1-97. NR 512.13NR 512.13 Constraints on landfill development. The feasibility report shall contain a discussion of constraints for the development of the proposed landfill. This shall include: NR 512.13(1)(1) Locational criteria and performance standards. A demonstration that the proposed landfill will meet the locational criteria and performance standards under s. NR 504.04. For a new CCR landfill or an expansion of a CCR landfill, all of the following also apply: NR 512.13(1)(a)(a) The demonstration shall address all of the following factors, at a minimum, when determining whether an area is unstable: NR 512.13(1)(a)1.1. On-site or local soil conditions that may result in significant differential settling.
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administrativecode
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Department of Natural Resources (NR)
Chs. NR 500-599; Environmental Protection – Solid Waste Management
administrativecode/NR 512.09(4)(d)
administrativecode/NR 512.09(4)(d)
section
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