Different Types of Building Plans used by Top Builders

Picture of a builder working on a building plan with the heading text - Building plans every contractor should know

Building plans are “drawings” containing various structure plans such as a site plan, plumbing plan, electrical Plan, etc. In the construction industry, drawings are the medium of passing concepts of a builder/architect or designer into reality. Building plans provide references for the ease of construction at the site.

A building plan is an essential part of any construction project. It gives you and your client a clear idea about the final look and construction phases. Another advantage of building plans is that it allows the contractor to estimate the cost and quantities of required materials, project labor, and other expenses.

Mostly Used Types of Building Plans

Architectural Plans

Architectural plan

An architectural plan is a technical plan used by builders/architects/contractors to develop a design into a proposal to communicate ideas regarding the structure and its concepts to convince the client about the merits of the design. Architectural plans are of several types 

Types of Architectural Plans

  • Site Plan
    The site plan shows the orientation and information about the site’s topography, landscaping utilities, and site work for an existing or proposed development. Site plans, along with location plans, are necessary for planning applications.
  • Floor Plan
    Floor plans give you an in-depth version of the overall room layout. These plans were usually given in the 2D form, but now for better understanding and advanced technology, these plans are provided in 3D with a complete view of the room/apartment, including the furniture. Floor plans are helpful in both commercial and non-commercial projects.
  • Working Plan
    Working Plan includes drawings of the horizontal dimensions of the structure. It contains the thickness of walls, clear spaces inside the structure, and the location of columns. The benefits of this drawing include the convenience of fabricating the construction material according to the overall design.
  • Section Plan
    These drawings represent the materials used in construction and the heights and measurements of the different components. This also helps to identify the primary structures concerning other building structures.
  • Elevation Plan
    These drawings contain information on openings, the size and shape of the external surface, and the height. They are prepared by having an aesthetic view of the building. They indicate the external and internal marking that includes the door and sizes of the windows.

Electrical Plans

Electrical plan

Electrical drawings provide in-depth details and location of electrical wiring, fixtures, sub-station, switches, etc. The electrical load calculation, electrical legend, floor lighting plan, floor power plan, single line diagram, fire alarm layout, floor sound system and CCTV camera, equivalency chart, lightning protection, and earthing details are also included in this drawing.

Plumbing Plans

Plumbing plan

The plumbing construction plan illustrates the markings and the location of the plumbing components like sanitary, piping for the water supply system, fixtures, equipment, pipes, pumps, drains, taps, and water outlets on every floor. This also includes the nature and size of sinks, the location of gas, and the process of connecting every fixture.

Fire Fighting Plans

Fire fighting plan

Firefighting drawings show the placement pattern of fire hoses, points, and water outlets. This drawing also includes the fire protection plan and safety systems to be set in place.

HVAC Plans


HVAC plans include all the layouts that are to be constructed inside the structure, like the air conditioning patterns and other essential elements. These drawings are also known as mechanical drawings. They provide information about the heating and ventilation systems. These drawings offer significant insight into the complex systems of the structures, and it helps you Plan your construction projects more efficiently.

Enviromental Plans

Enviromental plan

Any construction activity near any natural resource such as rivers or streams requires special environmental plans. The environment plans offer insights into how erosion and sedimentation will be managed. In addition, these drawings also talk about plant removal procedures, chemical disposal mechanisms, and plans to reduce any harmful effects of the construction process.


Construction Plans provide an insight into the development of a building. These drawings are the guiding principles for every construction worker, supervisor, and builder. There is no standard rule of drawings required for a project, depending upon the type of building and requirements, the types of drawings are made and issued.

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shikhar shukla
shikhar shukla
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