Site preparation is a fundamental step that includes clearing the land, grading, and setting up the necessary utilities like water, gas, and electricity. Proper site analysis will inform how the land should be excavated and what foundation will best suit the building’s architecture. During this phase, environmental considerations must also be addressed to ensure minimal negative impact to surrounding areas.
A gully cover is a structure installed over a drainage gully to prevent debris, animals, and human waste from entering the drainage system. The term gully typically refers to a depression or ditch designed to carry rainwater, while the cover ensures that the water flows unimpeded. The 200mm dimension refers to the diameter of the gully cover, making it suitable for various applications, especially in areas with heavy rainfall where efficient water drainage is essential.
Traditionally, manhole covers come in various shapes, including the more widely recognized round design. The circular shape has been favored for centuries, primarily because it prevents the cover from falling into the hole, regardless of how it is positioned. Circular covers can easily roll and are easier to manufacture, transport, and install. However, in some cities, square manhole covers have emerged as an alternative, embodying unique characteristics that invite discussion and examination.