paschalindia @paschalindia Active 3 years, 6 months ago ActivityProfileSites 0Friends 0Groups 0ForumsEventsDocs View General Name paschal Your Zip Code 500062 Military/Police Army, Navy Status Former Additional Details A one-way joist concrete slabs is suitable for spans of 6-9m and live loads of 4-6KN/m2. Because of the deep ribs, the concrete and steel quantities are relatively low, but expensive formwork is needed.