Even hard and coherent rocks might become unsuitable as sites for engineering projects when these are profusely traversed by geological discontinuities such as joints, faults, shear zones and clay seams etc. Methods commonly used to improve the strength and stability conditions in these rocks are: 1. Grouting; 2. Backfilling, and, 3. Rock bolting. 1. Grouting: […]
How to Improve the Strength of Rocks: 3 Methods | Geology
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Bridge Construction: Geological Considerations for Bridge Construction
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A bridge may be defined as a structure built over a river, a dry valley, low land or an estuary or any depressed part of the land to provide a link between the two opposite sides. It is essentially a communication link on a road or railway track or a highway. Bridges] especially over major […]
Parts of Polarising Microscope | Equipments | Geology
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It is also called a Petrological Microscope and differs from an ordinary microscope in having been provided with two prisms called the nicol prisms. The general parts of a simple petrological microscope are as follows: (i) The body, which may or may not be of curved outline. (ii) The base, which is often provided with […]