But I remembered the ground had done it successfully. before we talk about strengthening the weight?. I consulted with a contractor in the Thai. He told me that, trouble from the start that he must know that the design should be designed, how to prevent cracking of cement steel supplementation should be included in a draw since the beginning. He needs to know The design should be designed how to prevent cracking of cement. Steel supplementation it should be placed in the drawing from the beginning. Do not use the offer as a way to fix it. Who is responsible for editing the contractor?.