ASPHALTS AND BITUMENS. Asphalt and bitumens form an inter-related group or materials that have wide application in construction engineering. You’ll know different types of Asphalt here. The term asphalt is …
Deterioration and Preservation of Timber and Wood. In this article, you’ll know different methods of preservation of timber and wood. Timber is, after all, an organic material and may deteriorate …
Read morePreservation of Timber and Wood. Its Methods, Causes.
Seasoning of Timber. By seasoning of timber, it is understood that the controlled reduction of moisture from the wood. This is necessary for reducing the unnecessary weight of timber, for …
Read moreSeasoning of Timber and Wood : Its Methods, Objectives.
Defects in Timber. Defects in timber may be defined as, any undesirable character -natural or artificial- that lowers its strength, durability or quality. Defects in timber are generally distinguished as …
Properties of Wood and Timber. Color and odor, specific gravity, moisture content, grain, shrinkage and swelling, and strength are the important characters which determine the properties of wood and timber. …
Read moreTop 6 Properties of Wood and Timber used in Construction.
Mixing Concrete. The main object of mixing concrete (cement, sand, coarse aggregates and water) is to obtain a uniform and easily workable concrete paste. Properly calculated quantities of the concrete …
Read moreHow to Mix Concrete | Mixing Concrete by Hand and Machine.
Grading of Aggregates. Grading of aggregates is determining the average grain size of the aggregates before they are used in construction. This is applied to both coarse and fine aggregates. …
Soundness of Cement. Soundness of cement is the ability of a hardened paste to retain its volume after setting. A cement is said to be unsound (i.e., having lack of …
Read moreSoundness of Cement & Its Test by Le Chatelier Apparatus.