MOT Type 3 Sub-Base

Consists of: Pure crushed granite or limestone. This is a 40mm product that has been screened to create a reduced fines aggregate not zero fines. This product is fully certified according to the Specification for Highway Works. This is the most widely used sub-base where less fines are required such as sub-bases for sports pitches, equestrian arenas, driveways and tennis courts where blockage of drains in an issue with conventional MOT Type 1. MOT Type 3 also known as DOT Type 3 named after the Department of Transport (DOT) specification for granular sub-base material is also the most widely used approved sub-base where SUDS (Sustainable Urban Drainage Systems) legislation is imposed. In order for a product to be classed as 'Type 3' quality it must comply with the Department of Transport Specification for Highway Works, clause 803 (SHW 803). MOT Type 3 can be made from Granite, Limestone or clean Crushed Concrete. Mainland Aggregates Ltd take pride in being one of the leading MOT Type 3 Sub Base suppliers.