Types Of Irrigation Irrigation is mainly of two types: Surface irrigation Subsurface irrigation (1) Surface irrigation Surface irrigation is defined as the group of water application procedures where water is applied and dispersed over the soil surface either by gravity or by pumping. This technique is most appropriate to soils with low to … Continue reading Different Types Of Irrigation Methos in Details
Advantages of Irrigation The following are the direct and indirect advantages of irrigation: Advantages And Disadvantages of Irrigation Direct advantages of Irrigation Following are the 4 types of direct advantages of irrigation: (i) Increase in Food Production Irrigation improves the yield of crops, which leads to an increase in food production, thus developing people … Continue reading Advantages And Disadvantages of Irrigation
Joints in Rock The term joint indicates a crack or separation or fracture in a rock without displacement, Or Along which no noticeable displacement has taken place. A joint can be open or closed and closed joints may be invisible. We can have three sets of joints in rocks, one along the bed … Continue reading Joints And Faults in Rock- Structural Features of Rock
What is Admixture? Admixtures are the chemical compounds in concrete other than hydraulic cement (O.P.C), water & aggregate and mineral additives which are added to the concrete mix immediately before or during modification. One or more specific properties of concrete in fresh or hardened state. In other words, the admixtures have formulated chemical composition and … Continue reading What is Admixture and Additive – Their Uses, Functions, And Types
Accelerating Admixture An admixture used to speed up the initial set of concrete is called an accelerator. These admixtures are added to concrete either to increase the rate of hydration of hydraulic cement and thereby early strength development or to shorten the setting time. An increase in the rate of early strength development may help … Continue reading Accelerating, Retarding and Air-entraining Admixture
The Lucknow Road Plane (1981-2001):- Earlier two road development plans led to two shortcomings: (i) 1st two plans were not conceived to meet the needs of freight & passenger movement by road. (ii) The plans were not part of the total transportation plan for the country.
The Bombay Road Plan (1961-81): By the end of the Nagpur road plan, the length of roads imagined under it was accomplished, however, the framework of the road was insufficient in numerous regards. The changed financial, industrial, and agricultural conditions in the nation in that period required a review of the Nagpur design. Hence, a … Continue reading The Bombay Road Plan || Highway Engineering