Granite Construction 5/14/2020 - Laserfiche WebLink

I 1 evidence of the recycled asphalt pavement not breaking down during the heating and mixing 2 of the HMA, the Contractor shall immediately suspend the use of the RAP until changes I 3 have been approved by the Engineer. After the required amount of mineral materials, RAP, 4 new asphalt binder and asphalt rejuvenator have been introduced into the mixer the HMA 5 shall be mixed until complete and uniform coating of the particles and thorough distribution 6 of the asphalt binder throughout the mineral materials, and RAP is ensured. 7 8 I 9 5-04.3(7) Spreading and Finishing 10 The mixture shall be laid upon an approved surface, spread, and struck off to the grade and 11 elevation established. HMA pavers complying with Section 5-04.3(3) shall be used to 1 12 distribute the mixture. Unless otherwise directed by the Engineer, the nominal compacted 13 depth of any layer of any course shall not exceed the following: 14 I 15 HMA Class 1" 0.35 feet 16 HMA Class 3 " and HMA Class %" I 17 wearing course 0.30 feet 18 other courses 0.35 feet 19 HMA Class 3/" 0.15 feet I 20 21 On areas where irregularities or unavoidable obstacles make the use of mechanical 22 spreading and finishing equipment impractical, the paving may be done with other 23 equipment or by hand. 24 111 25 When more than one JMF is being utilized to produce HMA, the material produced for each 26 JMF shall be placed by separate spreading and compacting equipment. The intermingling of 27 HMA produced from more than one JMF is prohibited. Each strip of HMA placed during a I 28 work shift shall conform to a single JMF established for the class of HMA specified unless 29 there is a need to make an adjustment in the JMF. 30 31 5-04.3(8) Aggregate Acceptance Prior to Incorporation in HMA 32 For HMA accepted by nonstatistical evaluation the aggregate properties of sand equivalent, 33 uncompacted void content and fracture will be evaluated in accordance with Section 3-04. 1 34 Sampling and testing of aggregates for HMA accepted by commercial evaluation will be at 35 the option of the Engineer. 36 I 37 5-04.3(8)A1 General 38 Nonstatistical evaluation shall be used for the acceptance of HMA for this project. 39 40 The Equivalent Single Axle Load (ESAL) for the mix design for the following area: 41 42 Broadway— 7,000,000.00 I 43 Hewitt—7,500,000.00 44 Rucker Avenue—8,500,000.00 45 46 The mix design will be the initial JMF for the class of HMA. The contractor may request a 47 change in the JMF.Any adjustment to the JMF will require the approval of the Project Engineer 48 and may be made in accordance with Section 9-03.8(7). 49 2020 PAVEMENT MAINTENANCE OVERLAY PAGE 52 OF 79 SPECIAL PROVISIONS WORK ORDER 3727 FEBRUARY 20,2020