24 quotes
This anomaly is due to... disuse of the hydraulic mortars of the Romans, Arabians and Byzantines, because the art of manufacturing these materials, which constituted the basis of their cohesive construction, was lost.
Essay on The Theory and History of Cohesive Construction (1892)
A "Timbrel Vault" of a single thickness of brick or tile (Fig. 10) has no more resistance than an arch or vault built on the " Gravity System"; because, no matter how good the mortar.., there is only one vertical joint, and the bricks or tiles are working as voussoirs.
Essay on The Theory and History of Cohesive Construction (1892)
[N]either brick vaults, stone vaults nor timbrel vaults can be said to belong to any civilization. Similar circumstances necessitated their creation in every country.
Essay on The Theory and History of Cohesive Construction (1892)
First, we can build arches of twenty-feet span only three inches thick, using a centre one inch thick, and moving it along as soon as a row of tiles is laid, which usually requires about fifteen minutes.
Essay on The Theory and History of Cohesive Construction (1892)