WebFor concrete in contact with aggressive ground, it is obviously desirable that cement with a good record of sulfate resistance is used, e.g. a suitable extended cement containing ground granulated blastfurnace slag (ggbs) or pulverised fuel ash (pfa) which has been adequately cured prior to exposure. The concrete should be of low penetrability ... WebConcrete in Aggressive Ground pdf Download. This BRE Special Digest provides practical guidance on specifying concrete for use in natural ground and in brownfield locations. The procedures for ground assessment and concrete specification cover the fairly common occurrence of sulfates, sulfides and acids and also the more rarely occurring ...
Chemical attack and aggressive ground - Thermal Insulation
WebThe procedures given for the ground assessment and concrete specification cover the fairly common occurrences of sulfates, sulfides and acids, and the more rarely occurring aggressive carbon dioxide found in some ground and surface waters, which affects concrete foundations and sub-structures. Gives procedures for specification of concrete … WebChemical agents that can destroy concrete may be found in the ground. In the UK, sulfates and acids naturally occurring in soil and groundwater are the agents most likely to attack … integrated crafting
BRE report - Concrete in aggressive grounds: An introduction to …
WebThis BRE Special Digest provides practical guidance on specifying concrete for use in natural ground and in brownfield locations. The procedures for ground assessment and concrete specification cover the fairly common occurrence of sulfates, sulfides and acids and also the more rarely occurring aggressive carbon dioxide found in some ground … WebJan 3, 2024 · Notes. 1 Consistence class S3 should be used for strip foundation concrete and consistence class S4 should be used for trench fill foundation concrete. 2 ST4 mix for house and garage floors may only … jodie foster beach house