Haul road construction materials ranged from mine waste through to crush stone and, in some cases, geotextiles. Haul road deterioration resulted in potholes, rutting, settlement, washboarding, and frost heaving. Damage was caused mostly by precipitation/runoff, heavy traffic volume, spring breakup, and poor compaction.
When Lannon was first settled by Europeans in the 1830's, it became clear immediately that the easily found stone slabs could be dug up and used for construction of buildings and roads. By 1838 the stone was already being bought and sold as a consumer good. In 1855 there were at least a dozen quarries shipping stone out the Lannon area, and by .
The road was resurfaced with the highest PSV material available at the time. It had been intended to use calcined bauxite (RASC Grade) for the entire site, but as insufficient material was available, it was decided to mix it with a gritstone from Gilfach quarry near Neath, in South Wales, with a PSV of 71.
ARO10: The cliff hanging cists; Sannox Quarry, Isle of Arran. of Cist 1 had fallen forward into the interior of the cist (Figure 5). The time of this collapse was not clear but the gap it left was filled in by brown siltysand mixed with lumps of compacted dark red sand and gravel (027) and light sand (030).