Agenda - Council - 06/27/2017 - Laserfiche WebLink

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SPECIAL PROVISIONS - SP20I6 BOOK Last Revision by CO Special Provisions: 2/08/17 Created August 20, 2015 Page 36 SP 0202-101 * Only one (1) increase in cementitious or SCM allowed per mix design, next adjustment requires resubmittal in accordance with 2461.2.F.3.a, "Preliminary Test Data Requirements for Level 2 Mixes" S-32.14 MnDOT 2461.2.G shall be deleted. S-32.15 The first paragraph of MnDOT 2461.3.A.9 shall be deleted and replaced with the following: Provide horizontal axial -revolving blade type mixers (single or multiple shaft) in accordance with the applicable requirements for conventional type mixers in accordance with 2461.3.A.1 through 2461.3.A.7 and this subsection. S-32.16 The first sentence of MnDOT 2461.3.D.1.c shall be deleted and replaced with the following: Separately measure each type of mixing water on scales or water metering devices containing the following: S-32.17 The fifth paragraph of MnDOT 2461.3.D.2 shall be deleted and replaced with the following: Provide and use only sacked cement in the original mill containers unless the Contractor calibrates the mixer for the specific materials in use. Do not use previously opened sacks. S-32.18 MnDOT 2461.3.F.1.a(2) shall be deleted and replaced with the following: (2) The Producer will complete MnDOT Form 2163, Concrete Plant Contact Report, prior to the on -site inspection with the Department Representative. (2.1) A MnDOT Certified Concrete Plant Level 1 or 2 Technician, representing the Producer, signs the Concrete Plant Contact Report certifying compliance with the Certified Ready Mix requirements and continual maintenance of the plant to assure that the plant can produce concrete meeting MnDOT Specifications. (2.2) A MnDOT Certified Concrete Plant Level 1 or 2 Technician, representing the Department, signs the Concrete Plant Contact Report signifying that the plant complies with all requirements prior to concrete production. S-32.19 MnDOT 2461.3.F.1.a(3) shall be deleted and replaced with the following: (3) Include a site map showing stockpile locations identified with the MnDOT pit number. S-32.20 MnDOT 2461.3.F.1.b shall be deleted and replaced with the following: F.1.b Maintaining Plant Certification The Producer will maintain plant certification by: (1) Displaying the current Contact Report and site map in plain sight at all times; (2) Updating the Contact Report with any material or equipment changes and submitting to the Department; (3) Sampling and testing the materials in accordance with this section and the requirements of the Schedule of Materials Control; (4) Documenting the production and testing of the materials used in the certified ready -mix concrete in the QC Workbook; (5) Making Producer Plant QC Workbook and QC charts available electronically at all times; (6) Supplying the following information at the request of the Engineer: (6.1) Approved mix design sheets, (6.2) Agency cementitious and admixture test results, (6.3) Agency verification gradation test results, (6.4) Aggregate quality test results.