5-25 If the Engineer determine s that it is necessary to allow local traffic to use parts of the
stabilized layer or base before the asphalt material has cured sufficiently, protect those areas by applying blotting sand in accordance with Section 818.
543-5 Measurement and Payment
Asphalt Curing Seal will be measured and paid at the contract unit price per gallon that has been placed on the stabilized layer or base. Seal material placed on the stabilized layer or base in excess of the authorized rate plus 0.02 gal/sy will not be measured for payment. Measurement will not be made of any curing seal used to replace curing seal lost by heavy rains which occur after placing the curing seal. Blotting Sand will be paid as provided for in Article 818- 4. Payment will be made under : Pay Item Pay Unit Asphalt Curing Seal Gallon
545-1 Description
Perform the work covered by this section including , but not limited to , furnishing, hauling, placing and shaping a graded stone material for use in driveways, temporary maintenance of traffic, adjacent to mailboxes, beneath traffic island, median covers and at any other locations, other than use as a part of any base course on which pavement is to be placed; shaping; tamping when required; maintaining the base; and disposing of any surplus stockpiled material.
545-2 Materials
Use stone , gravel or recycled concrete for the graded stone material which is well graded from the 1 -1/2 inches through the No. 200 sieve sizes in accordance with Section 1006. The liquid limit of the recycled concrete is raised 5 points to no more than 35.
545-3 Gradation Sampling, Testing and Acceptance
Acceptance of the graded stone material will be made by visual inspection and approval by the Engineer as being satisfactory for the purpose intended before its use. No sampling or testing of the graded stone material will be performed.
545-4 Placing and Shaping Stone
Spread the stone material uniformly over the area re quired and then shape and dress to the satisfaction of the Engineer. Uniformly spread, grade to the required depth and firmly tamp the stone material beneath traffic island and median covers. If the Contractor desires, the surface of the stone material may be covered with a sufficient amount of fine material to facilitate grading and shaping.
545-5 Maintenance
Maintain the stone material until final acceptance of the project by reshaping and by the addition of incidental stone base material when directed by the Engineer. Maintain all stone material beneath traffic islands and median covers in satisfactory condition until the covers are placed.
545-6 Measurement and Payment
Incidental Stone Base will be measured and paid at the contract unit price per ton that has been stockpiled or incorporated into the completed and accepted work. This qua ntity will be
Get an email when 545 changes
North Carolina revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.