Due to the importance of dredging ditches, gullies, rivers and streams for epidemiological sustainability in the territory, different activities are carried out in order to achieve an adequate hygienic environment.

Manual sanitation consists of:

• Cleaning of the channel or profile of the maintenance object.
• Hooking or collecting waste within the riverbed.
• Manual veneer throughout the defined area of ​​each channel.
• Slope profiling by manual excavation.
• Lowering manual.
• Collection and hauling of solid waste and material from excavations.
• Manual debris loading.
• Manual depletion with bucket.
• Cleaning and removal of carryover material.

Mechanized sanitation is aimed at the following parts of the work object:

• Channel or profile of the maintenance object.
• Conditioning of the Slope.
• Collection and transport of solid waste and excavated material.

To achieve the quality of the work:

• The dredged area must be free of obstacles, to guarantee the flow of the water.
• Be free of accumulations of garbage or any other solid residual that obstructs the evacuation through the channel.