Hydrographic Survey Section
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- Channel surveying and mapping
- Surveying and technical suggestions for waterways of the cross river bridges
- To provide technical suggestions from river engineering points of views at construction of cross river bridges.
River Engineering Section
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- Construction of river training structures to achieve adequate water depth
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- River bank protections
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- River training and bank stabilization for the long term existence of the cross river bridges.
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- Bank protection of Border Rivers.
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- To utilize the river water for agriculture all the year round.
Dredging Section
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- Dredging in river constraints
- Bend cutting for improvement of waterways and erosion protection
- Dredging to improve approach channel for pump irrigation
- Dredging for new navigation channel
Navigation Section
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- Provision of navigation aids.
- Promulgation of navigation warning
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- Snag removing
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- Monitoring and marking of approach channels for the cross river bridges according to seasonal changes.
- Administration of Twantay canal navigation.
Hydrological Research and Planning Department
- Establish the data banks to support the river training works.
- Predict the Least Available Depth along the inland rivers
- Execution of research for the river training activities
- Monitor the environmental impact by the changes of water quantity and quality
- Develop the yearly, monthly and daily water level hydrographic envelopes