APPOINTMENT OF A SERVICE PROVIDER FOR THE RENOVATIONS AND CONSTRUCTION OF THE NATIONAL SEISMOLOGY CENTRE INCLUDING ALL BUILDING WORKS, EXTERNAL WORKS AND SPECIALIST SERVICE WORKSClosed

Overview

Appointment of a contractor for the renovations and construction of the National Seismology Centre including all building works, external works and specialist service works. This invitation targets capable South African general contractors with experience in large-scale renovations/new builds, external works and specialist services, familiar with the JBCC Major Works contract and able to operate on a live site. Bids must follow a two-envelope process (technical and price) and use the CGS tender documentation.

Requirements

• Two-envelope bidding (technical + price) submitted in separate envelopes, outer cover submitted together (Two-Envelope Procedure) (CGS-2026-007 Tender Document.pdf..pdf).
• Compulsory briefing: 04-08-2026 at 11:00, 280 Pretoria Street, Silverton; site access/visit details in doc (CGS-2026-007 Tender Document.pdf..pdf).
• Documents to submit (checklist includes): SBD 1, SBD 4, SBD 6.1, Tax Clearance proof, CSD (Supplier database) status, BBBEE certificate or sworn affidavit, joint venture/consortium agreements if applicable, latest company registrations, shareholding details, and other annexures (CGS- TEM-2025-0839 Rev0).
• Tax/compliance: SARS Tax Clearance PIN or CSD registration; separate TCS certificate/pin for each JV/consortium party if applicable (CGS-2026-007 Tender Document.pdf..pdf).
• Pre-qualification: Central Supplier Database entry or tax/compliance status; BBBEE requirements for scoring; no bids from state personnel (CGS-2026 Tender Document.pdf..pdf).
• Pricing: Use attached Bill of Quantities (unpriced) and submit price breakdown in a separate envelope; no escalation; JBCC Principal Building Agreement 6.2 (as contract basis) (NSC BOQs and NSC Master BOQ docs).
• Pricing docs available as attachments: NSC BOQ Rev 4 Unpriced; NSC BOQ Rev 4 Combined Unpriced; Mechanical and Electrical BOQs (various filenames).

How to Apply

• Submission deadline: 20 August 2026 (closing time per document varies; 10:00 per metadata vs 11:00 per tender doc) (CGS-2026-007 Tender Document.pdf..pdf).
• Submission method: Tender box at Council for Geoscience, 280 Pretoria Street, Silverton; sealed envelopes, original plus two copies; two envelopes inside an outer envelope (CGS-2026-007 Tender Document.pdf..pdf).
• Documents to complete/submit: SBD and admin forms listed in the CGS checklist (CGS- TEM-2025-0839 Rev0).
• Pre-qualifications/registrations: SARS Tax Clearance PIN, CSD number (or Central Supplier Database); BBBEE certificate or sworn affidavit; JV documentation if applicable (CGS- TEM-2025-0839 Rev0).
• Briefing/site visit: compulsory briefing 04-08-2026, 11:00, 280 Pretoria Street (CGS-2026 Tender Document.pdf..pdf).
• Bid documents access: Official CGS tender documents (CGS-2026-007 Tender Document.pdf..pdf); pricing schedules in attached BOQs (NSC BOQs and Electrical/Mechanical BOQs) (NSC BOQ Rev 4 Unpriced.xlsx, etc.).