PostsCommentsPayoutsamineabouda (39)in Education & Training • 3 years agoHow to build a sustainable bridge ? 🌉Bridges exposed to extreme loads that’s why you need to include a new kind of resistant materials. The normal composition of concrete is cement , sand , gravel , and…amineabouda (39)in Regional Press • 3 years agoMy introduction on Hive Hi hivieans, I am very pleased to be among the Hive community . And special thanks to Mr @mondhero and Mrs @hadilfaidi for inviting me to this new world. Who Am I ? My name…