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18TH STREET PEDESTRIAN IMPROVEMENTS 3741 RMT July 03, 2024 41 1 Do not place HMA on any wet surface, or when the average surface temperatures are 2 less than those specified below, or when weather conditions otherwise prevent the 3 proper handling or finishing of the HMA. 4 5 Minimum Surface Temperature for Paving 6 Compacted Thickness (Feet) Wearing Course Other Courses Less than 0.10 55◦F 45◦F 0.10 to .20 45◦F 35◦F More than 0.20 35◦F 35◦F 7 5-04.3(2) Paving Under Traffic 8 When the Roadway being paved is open to traffic, the requirements of this Section 9 shall apply. 10 11 The Contractor shall keep intersections open to traffic at all times except when paving 12 the intersection or paving across the intersection. During such time, and provided that 13 there has been an advance warning to the public, the intersection may be closed for the 14 minimum time required to place and compact the mixture. In hot weather, the Engineer 15 may require the application of water to the pavement to accelerate the finish rolling of the 16 pavement and to shorten the time required before reopening to traffic. 17 18 Before closing an intersection, advance warning signs shall be placed and signs shall 19 also be placed marking the detour or alternate route. 20 21 During paving operations, temporary pavement markings shall be maintained throughout 22 the project. Temporary pavement markings shall be installed on the Roadway prior to 23 opening to traffic. Temporary pavement markings shall be in accordance with Section 8-24 23. 25 26 All costs in connection with performing the Work in accordance with these requirements 27 shall be included in the unit Contract prices for the various Bid items involved in the 28 Contract. 29 30 5-04.3(3) Equipment 31 32 5-04.3(3)A Mixing Plant 33 Plants used for the preparation of HMA shall conform to the following requirements: 34 35 1. Equipment for Preparation of Asphalt Binder – Tanks for the storage of 36 asphalt binder shall be equipped to heat and hold the material at the required 37 temperatures. The heating shall be accomplished by steam coils, electricity, or 38 other approved means so that no flame shall be in contact with the storage tank. 39