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HAUC
HAUC

Method B – Permanent binder course reinstatement

S6.1.5
The backfill, sub-base, base and binder course must be reinstated to a permanent standard at the first visit.
S6.1.6
The permanent binder course material, or an alternative interim material, must be extended to the surface as the interim surface course, with or without a thin separating material layer of sand at the position of the binder course/surface course interface.
S6.1.7
On the second visit, all interim surfacing materials must be removed to the top of the binder course, typically by cold planing, and a permanent surface course must be laid.
S6.1.8
Where a sand separation layer is present, the sand must be removed, the surface brushed clean and a bond coat applied before reinstating the permanent surface course.