1400 SEINER DR 2018-01-01 MF Import

PORT OF EVERETT W MARINE VIEW DR IMPROVEMENTS CIP NO. 3-0-003-09 PROJECTNO. PD-WM-20006-07 5•04.3(16) WeatherLimitations HMA ior wearing course shall not be placed on any traveled way between October 1 of any year and April 1 of the following year without written approval from the Project Engineer. Asphalt for prime coat shall not be applied when the ground temperature is lower than 50°F, without written pertnission of the Engineer. HMA Class D shall not be placed when the air temperature is less than 60°F. HMA shall not be placed on any wet surface, or when the average suriace temperatures are less than those specified in the following table, or when weather condi6ons otherwise prevent the proper handling or finishing of the HMA mixtures: Compacted Thickness (Feet) Less than 0.10 0.10 to 020 0.21 to 0.35 More than 0.35 Surface Temperature Limitations Sub•Surface Surface Course Courses 55 F 55 F 45 F 35 F 35 F 35 F DNA 25 F` 'Only on dry subgrade, not frozen and when air temperature is rising. 5-04.3(17) Paving Under Tralfic When the roadway being paved is open to traffic, the following requirements shall apply: The Contractor shall keep on-ramps and off•ramps open to traffic at all times except when paving the 2mp or paving across the ramp. During such time, and provided that there has been an advance waming to the public, the ramp may be closed for the minimum time required to piace and compact the HMA. In hot weather, the Project Engineer may require the application of water to the pavement to accelerate the finish rolling of the pavement and to shorten the time required before reopening to lraffic. Before closing a ramp, advance waming signs shall be piaced and signs shall also be placed marking the detour or altemate route. Ramps shall not be closed on consecutive interchanges at the same time. During paving operations, temporary pavement markings shall be maintained throughout the project. Temporary pavement markings shall be installed on the roadway prior to opening to traBic. Temporary pavement markings shall be in accordance with 5ection 8- 23. All costs in connection with performing lhe work in acr.ordance with these requirements, except the cost of temporary pavement markings, shall be included in lhe unit contract prices for lhe various bid items involved in the contract. Page 25 of 50