Pathum Karunathilake Email and Phone Number

• Monitoring and supervising drilling operations as part of preliminary geotechnical investigation work for major wind farm and solar farm projects. Undertook ground investigation work as the field engineer overseeing deep boreholes and prepared soil and rock field logs according to AS1726 standard. Projects involved in include: Lotus Creek Wind Farm, Clarke Creek Wind Farm, Broadsound Solar Farm, Brendale BESS, and Gawara Baya Wind Farm.• Earthworks inspection, proof rolling, PANDA… Show more • Monitoring and supervising drilling operations as part of preliminary geotechnical investigation work for major wind farm and solar farm projects. Undertook ground investigation work as the field engineer overseeing deep boreholes and prepared soil and rock field logs according to AS1726 standard. Projects involved in include: Lotus Creek Wind Farm, Clarke Creek Wind Farm, Broadsound Solar Farm, Brendale BESS, and Gawara Baya Wind Farm.• Earthworks inspection, proof rolling, PANDA testing, monitoring compactions, excavations, and trench stability with high focus on HSE aspects.• Preparing project proposals, inspection reports, SWMS and HSE documentation. Show less

• Laboratory and field testing of construction materials.• Geotechnical investigation work for multiple sites across regional Victoria. Performed DCP testing and operated a mobile drilling rig to drill boreholes and extract samples, performed laboratory testing on the samples, and classified the materials based on their particle size distribution and plasticity index.• Conducted compaction control testing and quality assurance work associated with the construction of the Flynn section… Show more • Laboratory and field testing of construction materials.• Geotechnical investigation work for multiple sites across regional Victoria. Performed DCP testing and operated a mobile drilling rig to drill boreholes and extract samples, performed laboratory testing on the samples, and classified the materials based on their particle size distribution and plasticity index.• Conducted compaction control testing and quality assurance work associated with the construction of the Flynn section of Princess Highway East Upgrade. This included the coring of pavement Asphalt for testing, moisture reduction assessment (dry-backs) of pavement layers, and ball penetration testing.• Daily aggregate sampling and testing required by various quarries in Pakenham, Jeeralang, Bruthen, Neerim, and Tindal.• Conducted quality control, supervision, and materials testing work in the runway extension project at the RAAF Base in Tindal, NT. Show less

• Laboratory testing of construction materials (soils, geofabrics, and geosynthetic clay liners). Activities included field sampling, sample preparation, compaction control (density-moisture relationship), particle size analysis, unconfined compressive strength tests on cement treated crushed rock, permeability tests, material classification (based on plasticity), CBR, Emerson, and foreign material content tests, and tests on geofabrics (bearing capacity, tensile, peel, puncture, flux, and… Show more • Laboratory testing of construction materials (soils, geofabrics, and geosynthetic clay liners). Activities included field sampling, sample preparation, compaction control (density-moisture relationship), particle size analysis, unconfined compressive strength tests on cement treated crushed rock, permeability tests, material classification (based on plasticity), CBR, Emerson, and foreign material content tests, and tests on geofabrics (bearing capacity, tensile, peel, puncture, flux, and fluid loss).• Level 1 supervision on landfill and residential construction projects and documenting observations according to AS3798 standard to ensure the compliance of project specifications.• Landfill and containment cell leak detection surveying (dipole and spark tests).• DCP testing.• Supervision and quality assurance of landfill liner systems.• Conducted liner integrity assessments in the PFAS containment cell at HMAS Cerberus, Mornington.• Calibration of laboratory test equipment. Show less

• Conducting various material and quality tests that included grading and proportioning sand and aggregate to prepare ABC, performing slump tests and moulding cubes for concrete testing, and field density and compaction tests.• Supervising structural, masonry, and earthworks. This included overseeing excavation and earth work, concreting and rebar work, soil nailing and shotcreting, subgrade preparation, placement of geotextiles, and soil compaction, concrete curing process, and… Show more • Conducting various material and quality tests that included grading and proportioning sand and aggregate to prepare ABC, performing slump tests and moulding cubes for concrete testing, and field density and compaction tests.• Supervising structural, masonry, and earthworks. This included overseeing excavation and earth work, concreting and rebar work, soil nailing and shotcreting, subgrade preparation, placement of geotextiles, and soil compaction, concrete curing process, and installation of waterbars. • Preparing bar bending schedules, doing associated calculations including slab loads and reinforcement quantity, weight, and cost requirements, and supervising construction workers doing rebar work to ensure that the correct lapping, cranking, and covering measures were taken.• Carrying out site setting out work including transferring benchmarks, slab setting out, point projections, control and offset lines, and building face and corner surveys.• Calculating formwork dimensions, required rebar quantities, and concrete volumes and assisting technicians for pre-inspections and supervising concreting of wall sections. Show less

• Supervising pile construction work that included precast pile driving, carrying out of pile load tests, soil investigation work, stabilizing bore holes, rebar work, and pile hacking and shoring.• Assisting pile inspections, conducting pile integrity tests, and maintaining pile logs with records on bored length, cut-off level, socketing length, reinforcement details, pile length and diameter, and concreting and grouting details.• Carrying out site setting out work including general… Show more • Supervising pile construction work that included precast pile driving, carrying out of pile load tests, soil investigation work, stabilizing bore holes, rebar work, and pile hacking and shoring.• Assisting pile inspections, conducting pile integrity tests, and maintaining pile logs with records on bored length, cut-off level, socketing length, reinforcement details, pile length and diameter, and concreting and grouting details.• Carrying out site setting out work including general topographic and traverse surveys as well as pile-specific setting out work such as marking pile centers, providing offsets with reference to the center line, providing offsets from piles to permanent landmarks, giving levels for pile hacking work, and levelling the piling machine bed.• Ensuring site safety and encouraging the practice of OH&S measures in the workplace in order to create a safe work environment by way of regularly checking for potential hazards, faulty equipment, and line obstructions. Show less