Single Sizes
• 100mm (4”)
• 50mm (2”)
• 20mm (¾”)
• 14mm (½”)
• 10mm (3/8”)

Graded Sizes
• 100mm – 0mm (4” Down)
• 50mm – 0mm (2” Down)
• 14mm – 0mm (Limestone Screenings)
• 5mm – 0mm (Limestone Grit)

Rock Armour and Quarry Blast
• As per customer requirements

NRA / TII Specification for Roadworks – Granular Sub-Base Material
• Clause 503 – Natural Granular Material ( Pipe Bedding )
• Clause 804 – Granular Material Type B
• Clause 806 – Granular Material Type D ( Wet Mix Macadam )
• Clause 808 – Granular Material Type E ( For placing next to Cement Bound Mixtures )
• Clause 809 – Granular Material Type E ( For placing next to Metal Structures )

UNBOUND GRANULAR FILL (HARDCORE) FOR USE UNDER CONCRETE FLOORS AND FOOTPATHS
• S.R.21 Annex E – T0 Struc 0/125mm
• S.R.21 Annex E – T1 Struc 0/31,5 GA80
• S.R.21 Annex E – T2 Perm 4/40 Gc80/20
• S.R.21 Annex E – T3 Blind 0/4 Gf80