Showing posts with the label Concrete

Building Material and Construction (BMC)

Notes on Building Material and Construction (in short form, BMC) Common Building Materials from Building Material and Construction are Cement Lime Aggregates Mortar Admixture Concrete Bricks Stones Steel Timber Miscellaneous Cement Cement is an organic building material with a binding property of construction that was invented by Mr. Joseph Aspedin in the years 1824-1825. Calcareous Compounds (Compounds containing Ca, Hg) and Argillaceous Compounds make up the majority of cement (Compounds having Silica, Aluminium Oxides) Examples of Calcareous Compounds are Limestones, Cement Rocks, Chalk, Marine Shell, Alkali Waste Examples of Argillaceous Compounds are the Clay, Slate, Ash OPC's Different Constituents (i.e Ordinary Portland Cement) Lime (CaO - 62% to 67%) It gives cement its strength and stability. If there is so much lime in the mortar, it becomes unsound, allowing it to spread and then disintegrate. A lack of lime decreases the strength of

Most Important 1 Liners (Civil Engineering)

Most Important 1 Liners from the Various Subjects of the Civil Engineering Common most important 1 liners from various subjects 1 Liners about Plumbing services Plumbing systems provide services such as water supply, irrigation, and sanitation, among others. Pipes Soil pipe: A soil pipe is a pipe through which human excreta flows Waste pipe: It is a pipe that carries only liquid waste. It does not carry human excreta. Vent pipe: It is a pipe that is provided for the purpose of the ventilation of the system. It facilitates the exit of foul gases. Rainwater pipe: It is a pipe that carries only rainwater. Anti-siphonage pipe: It is a pipe that is installed in the house drainage to preserve the water seal of traps. Varied sizes of pipe are commonly used in house drainage, Soil Pipe: 100mm, Waste pipe (Horizontal): 30 to 50 mm, Waste pipe (Vertical): 75 mm, Rainwater pipe: 75 mm, Vent pipe: 50 mm, Anti siphonage pipe - Connected with soil pipe: 50mm & Connecting waste pi