Estimation Waste Factors in Costing Building Projects Waste is an unwanted product or material. Waste can be defined as a non-value-adding work. The term non-value-adding activity is used to differentiate between physical construction waste found on-site and other waste which occurs during the construction process. 08/11/2020
Estimation Unit Cost Rates and Composite Rates Applying unit cost rates is a time-consuming process, but it's the most accurate method for estimating the costs of a project and is often the preferred method of estimators and builders. 15/05/2018
Estimation Prime Cost (PC) and Provisional Sum (PS) Items Prime Cost and Provisional Sums items are those costs that cannot be accurately costed in the contract stage. So, Builders or Estimators just do their best guesses and calculate it as an allowance. It saves time in going to contract stage and writing the specification. 05/11/2020