Road making material, a method of producing a road making material and a road made therefrom

A method of producing a road making material comprising:

• (a) heating aggregate;
• (b) heating bitumen;
• (c) mixing aggregate and bitumen to form an aggregate and bitumen mixture;
• (d) adding a plastics material to the aggregate and bitumen mixture;
• and
• (e) mixing to incorporate the plastics material with the aggregate and bitumen;
• wherein the plastics material comprises high density polyethylene (HDPE) or low density polyethylene (LDPE);
• wherein:
• (a) the road making material is 10 mm stone mastic asphalt, the bitumen comprises at least 4.7% but no more than 5.69% by weight of the aggregate, bitumen, and plastics material mix;
• (b) the road making material is 6 mm, 10 mm, or 20 mm asphaltic concrete, the bitumen comprises at least 3.1% but no more than 4.09% by weight of the aggregate, bitumen, and plastics material mix;
• (c) the road making material is hot rolled asphalt, the bitumen comprises at least 4.9% but no more than 5.89% by weight of the aggregate, bitumen, and plastics material mix;
• or
• (d) the road making material is heavy duty 32 mm, the bitumen comprises at least 2.4% but no more than 3.39% by weight of the aggregate, bitumen, and plastics material mix.