Name : Nuwan Malalarathne
Contact : nuwanmalala@gmail.com
Education :
- Bachelor of Science in Surveying Science (2014-2018) – Specialization in Survey and Geodesy, Faculty of Geomatics, Sabaragamuwa University of Sri Lanka
Research Experience :
- Conditions and Limitations to be considered while using the Total Station for Levelling Measurements (undergraduate research) Supervised by Dr. D.R. Welikanna
Key Qualification :
Software expertise:
- CAD - AutoCAD, ZWCAD, Civil 3D
- ERDAS
- Surfer
- GIS – ArcGIS, Q-GIS
- Leica Geo Office
- Microsoft Office
- Google Earth
Equipment expertise:
- GPS and DGPS (Leica, Trimble and SxBlue)
- Total Stations (Sokkia and Trimble)
- Levelling (Digital, Automatic and Precise Level instruments)
Practical skills
Surveying
- Setting out road center line
- Setting out of culverts, retaining wall
- Control point traverse by using total station (2- zero method)
- Levelling
- Data collection of a land parcel
- Topographic surveying
- Drawing Cross-section (CS) & Longitudinal-section (LS)
- Surveying & levelling ABC, Sub base & embankment for widening section
- Calculate volume ABC, sub base for quantity from AutoCAD drawings
GIS
- ‘Parcel Fabric’ project of Survey Department using Q-GIS
- Map production
- Geo-referencing
- Photogrammetry
- Digital Elevation Modelling
Remote Sensing
- Image Processing using Erdas software
- Geo-referencing satellite imagery
- Image Classification (supervised/unsupervised)
- Extracting boundaries using ‘Kernels’
Working Experience
Probationary Surveyor at Suleco (Pvt) Ltd
- 2018 June - 2018 September
- Establishment of GNSS control point network for i-road projects in Badulla district
- Establishment of secondary control points along Kolongastenna, Dehilanda and Nikapitiya roads in Wellawaya using 2-zero traverses and level lines
- Carrying out topographic surveys in above roads
- Preparation of topographic plans for the above roads