Given Estimate for a Building Service in Warangal, Telangana, India, by vidhant24 Bill of Materials and Bill of Quantities are Included in the Estimation Estimate for a building An individual who calculates the amount of materials, labor, and equipment required to accomplish a construction project is known as a building estimator or cost estimator. Construction cost estimation can apply to a variety of projects, including civil works, high-rise buildings, and residential structures.