construction
In terms of engineering, construction is the activity of putting together different elements, using a detailed design and plan, to create a structure for a certain location. When you construct large structures, you need to have a clear plan of how you are going to do that.
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 INTERIOR 
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Interior design is the art and science of enhancing the interior of a building to achieve a healthier and more aesthetically pleasing environment for the people using the space. An interior designer is someone who plans, researches, coordinates, and manages such enhancement projects.

'renovation' refers to the process of returning something to a good state of repair. In the construction industry, renovation refers to the process of improving or modernising an old, damaged or defective building. ... Typically, renovation work is categorised as 'cosmetic' or 'structural'.

 TILES & MARBLE CONTRACT 

Marble is a natural stone which is made by limestone's metamorphic crystallization that results in the conversion of calcium carbonate into calcite crystals. Floor Tiles, on the other hand, are made from silicates or clay fired at high temperatures.

 Electrical  

Electrical work means the installation of wires, conduits, apparatus, fixtures, other appliances, equipment, or systems for transmitting, carrying, controlling, or using electricity for light, heat, or power purposes. ... Electrical work means the installation, alteration, reconstruction or repair of electrical wiring.

  PLUMBING WORK 

Plumbing is any system that conveys fluids for a wide range of applications. Plumbing uses pipes, valves, plumbing fixtures, tanks, and other apparatuses to convey fluids. ... Boilermakers and pipefitters are not plumbers although they work with piping as part of their trade and their work can include some plumbing.

Demolition, or razing, is the science and engineering in safely and efficiently tearing down of buildings and other artificial structures. Demolition contrasts with deconstruction, which involves taking a building apart while carefully preserving valuable elements for reuse purposes.



 PLANNING & BILLING WORK 

Billing plans are contract specific. The billing plan stores the schedule of billing events and the corresponding bill lines for these events. Each contract line product is tied to a billing plan; contract lines with like bill requirements may be tied to the same billing plan. ... Define recurring billing plan schedules.