Submission is electronic only via the Transnet e-Tender Submission Portal (https://transnetetenders.azurewebsites.net). Uploads are limited to 30 MB per upload; multiple uploads are permitted. Bidders should upload at least a day before closing to avoid technical issues; late submissions are not accepted. Telephonic, telegraphic, facsimile or e-mailed offers are not accepted. Each upload must be marked with the tenderer's name, contact person and details, tender number and description, for the attention of the Employer's Agent, Sabelo Swapi. Tenders must be in English. No alternative offers are considered. Returnable documents include: T2.2-00 Certificate of Attendance at the compulsory briefing (signed by the Employer's representative), T2.2-01 CIDB Grade 2SO proof, T2.2-02 COIDA Certificate, T2.2-03 SAQA Plumbing Certificate 58782, T2.2-04 CV of Supervisor, T2.2-05 Three traceable references, T2.2-06 CV of Plumber, T2.2-07 Authority to submit tender, T2.2-08 Proposed Sub-Contractors, T2.2-09 Affected Property requirements, T2.2-10 Availability of Equipment, T2.2-11 Insurance provided by Contractor, T2.2-12 Non-Disclosure Agreement, T2.2-13 Compulsory Disclosure Questionnaire, T2.2-14 Breach of Law, plus Form of Offer and Acceptance, Contract Data, Pricing Data, Pricing Schedule, Service Information, and Affected Property. Failure to submit any required document may render the tender non-responsive.