Wall ties
Iron ties which were used to tie the leaves of the early cavity walls were later replaced by mild steel ties that became standard for many years. In contact …
CAVITY WALLS
Resistance to weather Between 1920 and 1940 it became more usual for external walls of small buildings to be constructed as cavity walls with an outer leaf of Resistance …
Chases in walls
To limit the effect of chases cut into walls in reducing strength or stability, vertical chases should not be deeper than one-third of the thickness of solid walls or …
Civil Engineering X
Nowadays information just not take school. With internet connection gives us access to information. There are so many websites on the internet. People share all information what they know. …
hemihydrate
A hydrate which contains onehalf molecule of water to one molecule of the compound; the most common such material is partially dehydrated gypsum (plaster of paris).