•   Geological mapping of “TOLL road” trace in Rengat-Pekanbaru Section 4 (existing soil type, morphology, weathering level, bedrock).

•   Peatland identification and confirmation based on KLHK data, LiDAR, and field observation.

•   Provide recommendation for geotechnical investigation location based on geological condition.

•   Borehole log management (rechecking, recapitulation, interpretation).

•   Stratigraphy analysis based on the borehole log data.

•   Quarry assessment as source of embankment material.