An architect has the experience, education, and training to recognize an error in design before they are implemented. The best architectural firms for residence have the most experienced architects who can recognize flaws in the building by just a look. 
The architect provides an aesthetic visual appeal to the building while adhering to safety norms. The role of an Architect is very crucial in designing residential duplex house plans as per important Vastu factors, one needs to meet the clients and understand the requirements needed for building his house.
An architect is the right person to solve all the issues that one faces during construction of a house. To see some of the house plans visit the link 30×40 plans, 20×30 plans, 40×60 plans. Here are some of the roles that an architect plays in a project.
There is a wide range of drawings required in a construction project before the actual construction begins. A small error in their designs could lead to a big flaw in the final construction and sometimes even the collapse of buildings.

Role of the Architect in Drawing the Initial Blueprint
An architect is pivotal during the designing process of an infrastructure. All the famous building throughout the world are designed by architects. An architect and engineer work together to design structures.
Some of the famous building designed by architects are the Forbidden City, Beijing; The Dancing House, Prague; Milwaukee Art Museum, Wisconsin; Great Mosque of Djenné, Djenné; Lotus Temple, New Dehli; Cologne Cathedral, Cologne, and thousands more.
Role of Architects in Different Spaces in Sketch Design
After the architect has a building plan in place, they prepare a design that shows the location of the site. This drawing gives an idea of how the space of the plot is going to be utilized for different functional areas within the house. This design sketch reflects the overall massing and appearance of the house. You can browse some of the best house plans with photos Bangalore by following the link.
Role of Architect in Construction Projects Cost Estimation
Due to the extensive experience of the architect, they are able to control the cost of the project at the different stages of the project. The architect plays an important role in visualizing the top to the bottom structure of the house, coming up with new ideas and designs and estimate the costs of the house.
The cost estimation of the project depends on when you decide to bring in the architect. If the complete project is handed to the architect, they will provide you with cost estimation even before any other party like the engineer or the contractors are involved.
Role of Architect in Project Discussion
Conducting meeting and discussions with the various parties after the design has been created is also the role of an architect. It ensures all stakeholders are on the same page including the client. This helps clear any difficulty in the project in advance. The idea is for everyone to move forward as a team.