NR 812.10(15)(b)(b) All of the following information shall be included on the form: NR 812.10(16)(16) Disinfection of equipment. A well driller or well constructor shall disinfect any equipment used to measure or diagnose a problem in a well prior to placing the equipment in a well. NR 812.10 HistoryHistory: Cr. Register, January, 1991, No. 421, eff. 2-1-91; am. (5), (9) and (11), Register, September, 1994, No. 465, eff. 10-1-94; corrections made under s. 13.93 (2m) (b) 7., Stats., Register, September, 1994, No. 465; CR 00-111: am. (2), Register October 2001 No. 550, eff. 11-1-01; CR 13-096: am. (title), (1) to (8), cr. (11m), CR 13-099: am. (2), (8), r. and recr. (11), cr. (12), (13) Register September 2014 No. 705, eff. 10-1-14; correction in numbering in (11m) made under s. 13.92 (4) (b) 1., Stats., Register September 2014 No. 705; 2015 Wis. Act 197 s. 45 Register April 2016 No. 724; CR 18-095: r. and recr. Register June 2020 No. 774, eff. 7-1-20; correction in (12) (title) made under s. 35.17, Stats., Register June 2020 No. 775; CR 21-070: cr. (13) (d) Register July 2022 No. 799, eff. 8-1-22. NR 812.11NR 812.11 Well construction equipment and materials. All materials permanently installed in a well by a well driller or well constructor shall be new, unused, and approved under s. NR 812.091. A well driller or well constructor shall use equipment and materials that meet all of the following requirements: NR 812.11(1)(1) Drill bits. The diameter of a drill bit shall be within 1/4 inch of the diameter of any drillhole to be constructed. NR 812.11(2)(2) Tremie pipes. Tremie pipe used for the placement of grouting or sealing material shall be one of the following: NR 812.11(2)(b)(b) Rubber-covered hose reinforced with braided fiber or steel and rated for at least 300 psi. NR 812.11(2)(c)(c) Thermoplastic pipe rated for at least 160 psi including: NR 812.11(3)(3) Mud balances. A well driller or well constructor shall use a mud balance to measure the density of grouting or sealing materials to meet the requirements of this section. NR 812.11(4)(4) Lead prohibited. A well driller or well constructor is prohibited from the use of lead compounds or lead components to lubricate and seal drill stem joints or any equipment that enters a well. All material permanently installed in a well by a well driller or well constructor must be lead-free as defined by the Safe Drinking Water Act. NR 812.11 NoteNote: The Safe Drinking Water Act defines “lead-free” as a weighted average of 0.25% lead calculated across the wetted surfaces of a pipe, pipe fitting, plumbing fitting, and fixture and 0.2% lead for solder and flux.
NR 812.11(5)(5) Diameter uniformity. Within any string of well casing pipe, all lengths of pipe used shall be of the same diameter. NR 812.11(6)(6) Steel well casing pipe. Steel well casing pipe and liner pipe shall be new, unused, and nonreclaimed pipe. The pipe shall meet ASTM or API standards and shall also meet all of the following requirements: NR 812.11(6)(a)(a) Specifications. Except as provided in par. (b), well casing pipe shall have the dimensions and weights specified in Table B. Well casing pipe used in initial well construction or liner pipe used for reconstruction of a well with water containing contaminant levels in excess of the standards specified in s. NR 812.06 shall be new steel pipe meeting any of the following standards: