Trans-Caledon Tunnel Authority
National department / entity · 27 published awards, 2021Q2 to 2026Q2
Based on tenders published to the National Treasury eTenders portal. Municipalities and SOEs are not obliged to publish here: absence of data is not absence of procurement. Coverage for this buyer: 44% of its published awards carry a usable value; geography inferred from the name.
What it buys (17 categories)
Awards per quarter
Method mix
- Open tender: 12 (44%)
- RFQ: 8 (30%)
- RFP: 7 (26%)
Median advertised window: 31 days (national median 19).
Supplier concentration
25 distinct winning firms. The largest takes 7% of awards; concentration index (HHI) 0.04.
Largest winners by award count: HATCH AFRICA (2), TMSOFT CONSTRUCTIONS (2), Phukubje Pierce Masithela Attorneys (1).
Names restate the published award record; nothing analytic is attached to any name, and concentration is a market-structure observation, not an accusation: small buyers and specialist categories concentrate naturally. Right of reply →
Buyers with similar baskets
Nearest procurement mixes by revealed specialisation (cosine similarity), regardless of sphere or size. Descriptive, not a comparison of performance.
- Health
- Overberg Water
- Eskom National Transmission Company of South Africa
- Eastern Cape - Cooperative Governance and Traditional Affairs
- Government Pensions Administration Agency (GPAA)
Categories at least two of these peers award that Trans-Caledon Tunnel Authority hasn't published awards in: Supplies: Computer Equipment (2 peers), Security and investigation activities (2 peers). A gap can be a choice as easily as an omission.