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The main parts of a manhole are the chamber or ring and the Vertical Circular Pipe. The vertical circular pipe is available in varying depth and sizes. These pipes are used to access the inspection joints in the system.

Inspections should include checking for signs of damage or corrosion. Cracks or deformities in the cover can compromise the structure and lead to safety hazards. If a gully drain cover is damaged, it should be repaired or replaced promptly to prevent accidents and ensure the efficient functioning of the drainage system.

Importance of Step Irons

(iii) Base Preparation: Once the excavation is complete, the base of the manhole is prepared. It typically involves leveling and compacting the soil or adding a layer of granular material like crushed stone or gravel to create a stable foundation.

Conclusion