List of featured suppliers of AGGREGATES Sub-Base Type 1 DOT Spec on Building Products Index
Aggregates refer to a collection of materials such as sand, gravel, and crushed stones that are used in construction projects. Sub-base is a layer of material that is placed underneath the main layer of a road or building foundation to provide support and stability. Type 1 dot spec is a specific type of sub-base material that is made to meet certain standards set by the Department of Transportation.
