Articles by admin

Characteristics of Building Gypsum

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…


Estimating the Project

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 …