A sort of drainage system used in roads and other paved places is a GRP (Glass Reinforced Plastic) road gully with a GRP bucket. Below is an explanation of its parts and purposes:

Parts: 
GRP Road Gully
Composed of Glass Reinforced Plastic (GRP), a composite material renowned for its strength, resilience to corrosion, and light weight. GRP is frequently utilized as a substitute for conventional materials like metal or concrete.
Usually has a grated cover that lets water through but keeps big debris out of the drainage system. The ravine is frequently incorporated into pavements or roads.The bucket, which is detachable within the gully, is likewise composed of GRP. Its purpose is to collect and contain silt and debris that finds its way into the gully.
Its purpose is to assist in capturing and holding onto items that can block the drainage system. To ensure efficient drainage and avoid clogs, the bucket is readily removed and cleaned.

GRP Bucket
The bucket, which is detachable within the gully, is likewise composed of GRP. Its purpose is to collect and contain silt and debris that finds its way into the gully.
Its purpose is to assist in capturing and holding onto items that can block the drainage system. To ensure efficient drainage and avoid clogs, the bucket is readily removed and cleaned.