Classification of Surveying

Classification of Surveying: Primary and Secondary PRIMARY CLASSIFICATION OF SURVEYING PLANE SURVEYING In plane surveying the curvature of Earth is not taken into consideration. The line joining any two points is considered straight. The triangle formed by joining any three Continue reading Classification of Surveying

Estimation, Types of Estimates

Estimation, Types of Estimates Estimation, Types of Estimates             For all engineering works it is required to know beforehand the probable cost of construction known as estimated cost. If the estimated cost is greater than the money available then attempts Continue reading Estimation, Types of Estimates

Lime (definition, production, uses)

Lime  The word “lime” refers to products derived from heating limestone. It originates with its earliest use as building mortar and has the sense of “sticking or adhering“ The rocks and minerals from which these materials are derived, typically limestone or chalk, Continue reading Lime (definition, production, uses)

Impurities in Limestone

Impurities in Limestone Following are some of the impurities in limestone Magnesium Carbonate. Limestones contain magnesium carbonate in varying proportions. Presence of this constituent allows the lime to slake and set slowly, but imparts high strength. Further, the production of heat and expansion Continue reading Impurities in Limestone