Building Gypsum Gypsum is an air-hardening materials mainly consisting of calcium sulfate. And its products have many excellent characters, commonly used in construction. There are various kinds of
Estimating the Project When the project design has been finalized, a complete and detailed cost estimate is prepared.The contractor uses this estimate for bidding and subsequent cost-control purposes.
Need for Project Management In most construction contracts, the contractor is given only one opportunity to set its price (the bid). From that point on, profits are determined