Pemahn was appointed as a Geotechnical Engineer by Stable Structural Solution Pty Ltd for the Ramp Hotel project. This involved excavation and profiling of test pits according to the “Guidelines for Soil and Rock Logging in South Africa “(2nd Impression, 2002), sampling, laboratory test results interpretation, geotechnical designs and geotechnical investigation report.

Pemahn was appointed as a Geotechnical Engineer by Ninacube Pty Ltd for the Technical Service Stores project. This involved excavation and profiling of test pits according to the “Guidelines for Soil and Rock Logging in South Africa “(2nd Impression, 2002), sampling, laboratory test results interpretation, geotechnical designs and geotechnical investigation report.

Pemahn was appointed as a Geotechnical Engineer by Tshawe Infrastructure Technologies Pty Ltd for the Clayville Township Establishment project. This involved excavation and profiling of test pits according to the “Guidelines for Soil and Rock Logging in South Africa “(2nd Impression, 2002), percussion drilling for dolomite stability assessment, sampling, laboratory test results interpretation, geotechnical designs and Dolomite stability and near surface geotechnical report. The total area of the site was approximately 2.1 hectares and the proposed development was for residential with stand sizes above 300m2.

Pemahn was appointed as a Geotechnical Engineer by Tsenene Properties (Pty) Ltd for their Germiston Residential Development. This involved excavation and profiling of test pits according to the “Guidelines for Soil and Rock Logging in South Africa “(2nd Impression, 2002), sampling, laboratory test results interpretation, geotechnical designs and geotechnical investigation report.

Pemahn was appointed as a Geotechnical Engineer by Tshawe Infrastructure Technologies Pty Ltd for Kwaggafontein Landfill. This involved excavation and profiling of test pits according to the “Guidelines for Soil and Rock Logging in South Africa “(2nd Impression, 2002), sampling, laboratory test results interpretation, geotechnical designs and geotechnical investigation report.