WJEC Vocational Award Constructing the Built Environment Level 1/2

KEY TERM Interfaces: Where and how things relate to one and other. SKILLS What documents do we need to be able to interpret? Specifications • Prescriptive documents that are generally commissioned by the employer to summarise the anticipated materials and associated workmanship standards that the employer desires. • Specifications often form part of the contract and are vital documents in the construction process. • They are intended to set the standard for the construction phase of a project. • They rarely relate to quantities or cost. Some specifications are known as performance specifications and relate to a construction product’s or building’s performance or characteristic as opposed to an employer’s strict perception of what the materials or method should be. • Specifications often reference specialist and traditional specific products such as a roof tile, brick or paint covering. Specifications are often written in a sequence that reflects the primary elements of a building such as substructure, superstructure, envelope, external works, etc. and consider the vital interfaces . 53 AC1.1 Interpret technical sources of information