1.It is estimated that tenderers should have a CIDB contractor grading of 2 GB or higher.2.Relevant Experience Provide three (2) appointment letters or Purchase orders from previous clients confirming similar work experience in general building conducted in the last 05 years, with a value of R100 000,00 or more supported by appointment letters or purchase orders and completion certificates.Proof of projects must be supported by:1. Signed award letter or purchase order by the awarding institution or client.2. Signed completion certificates by the awarding institution or client.NB: Signed award letters or purchase orders and completion/references should be for the same project.