Tag: concrete
Materials and Manufacturing of Concrete Masonry Units Concrete masonry units are formed from zero-slump concrete, sometimes using lightweight aggregate. The concrete mixture is usually vibrated under pressure in multiple-block molds. After …
A polymer impregnated concrete is produced via a process whereby an existing hardened concrete (structure or factory component) is dried at around 150ëC and then impregnated with a low …
Widespread international use is made of these materials, e.g. as grouts and mortar patches for finish and repair work and concretes for bridge deck overlays. Basically, unreactive polymer latex …
The prescriptive approach to durability in EN 206-1 maintains the durability grade principle of Deacon and Dewar (1982) that underpins the advice in concrete design standards such as those …
The most commonly employed tests on fresh air entrained concrete measure the total air content. The pressure method, described in ASTM C231, is widely used and is based on …
