Explanation: A blacksmith is a metalsmith who creates objects from wrought iron or steel by forging the metal, using tools to hammer, bend, and cut (cf. whitesmith). Blacksmiths produce objects such as gates, grilles, railings, light fixtures, furniture, sculpture, tools, agricultural implements, decorative and religious items, cooking utensils etc.

Explanation: However, on a much larger scale, a ‘schedule of rates term contract’, ‘term contract’ or ‘measured term contract’ may be used when the nature of work required is known but it cannot be quantified, or if continuity of programme cannot be determined. In the absence of an estimate, tenderers quote unit rates against a document that is intended to cover all likely activities that might form part of the works.

Explanation: A road roller (sometimes called a roller-compactor, or just roller) is a compactor type engineering vehicle used to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations. Similar rollers are used also at landfills or in agriculture.

Explanation: A glazier is a skilled tradesman responsible for cutting, installing, and removing glass (and materials used as substitutes for glass, such as some plastics). Glaziers may work with glass in various surfaces and settings, such as windows, doors, shower doors, skylights, storefronts, display cases, mirrors, facades, interior walls, ceilings, and tabletops.

• There is no real incentive for contractors to treat such work with any sense of urgency and its best staff will be placed on the projects where the contractor is carrying more risk.

Explanation: A rivet is a permanent mechanical fastener. Before being installed, a rivet consists of a smooth cylindrical shaft with a head on one end. The end opposite to the head is called the tail. On installation, the rivet is placed in a punched or drilled hole, and the tail is upset, or bucked (i.e., deformed), so that it expands to about 1.5 times the original shaft diameter, holding the rivet in place.

Explanation: Shisham is best known economic timber species of the rosewood genus sold internationally, but it is also used as fuel wood and for shade and shelter. With its tolerance of light frosts and long dry seasons, this species deserves greater consideration for tree farming, agro forestry and deciduous reforestation. After teak, it is the most important cultivated timber tree of Bihar, which is the largest producer of shisham timber in India.

Explanation: The essence of safe demolition lies in efficient risk control, environmental management and careful planning. The CDM Regulations have provided a platform from which the industry exhibits best practice, demanding written plans of work for demolition even where a project is not notifiable.

Explanation: Traditionally, suppliers might have been considered to be organisations contracted to provide physical supplies such as goods, materials, plant, and so on, however, its use is now much broader and PAS 1192-2 defines a supplier as any ‘provider of services or goods either directly to the employer or to another supplier in a supply chain’. The ‘supply chain’ is the interconnected hierarchy of suppliers.