Division 400 — Section 407
400-42 Section 407 — Asphalt Surface Treatment – Double Treatment
407.1 Description
1 Construct an asphalt surface treatment – double treatment on a prepared foundation.
407.2 Materials
407.2.1 Emulsified Asphalt
1 Use emulsified asphalt of the grade designated conforming to the specifications in Subsection 401.2.1.3.
407.2.2 Aggregates
1 Use aggregates that comply with Subsection 406.2.2.
407.3 Construction
407.3.1 Equipment
1 Use equipment conforming to Subsection 406.3 .1.
407.3.2 Weather and Seasonal Limitations
1 Adhere to the weather and seasonal limitations in Subsection 406. 3.2.
407.3.3 Cleaning of Surface
1 Clean the surface according to Subsection 406. 3.3.
407.3.4 Calibration of Equipment
1 Ensure that all equipment is calibrated according to Subsection 406. 3.4.
407.3.5 Sequence of Operations
1 Apply double treatment using the quantities and sequence of operations outlined in the table below .
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