3GB tenders in Gauteng
Open CIDB 3GB (Grade 3 General Building) construction tenders in Gauteng. Free to view, no signup. See all 3GB tenders or all tenders in Gauteng.
Supply and Install Security Fence and Bundwalls.
Airports Company South Africa (ACSA) seeks bids for supplying, delivering, and installing security fencing and constructing bundwalls for mini-substations at O. R. Tambo International Airport. The project aims to secure electrical infrastructure against unauthorized access and fire risks. Key tasks include installing galvanized steel palisade fencing, constructing brick bundwalls, laying crushed stone, and installing safety signage and cable sleeves. The contract duration is 7 to 12 months, with a compulsory site briefing on 15 July 2026. Specialized civil and construction expertise is required, and pricing must remain fixed for the contract duration. Bidders must achieve a minimum functionality score of 70 points for further evaluation.
LM Container Refurbishment at Zandspruit Radio Station
The National Transmission Company South Africa (NTCSA) invites tenders for the refurbishment of an LM Container at Zandspruit Radio Station. The project includes the supply, delivery, and construction of a 6m x 3m x 3m equipment shelter, civil works, concrete plinth construction, and electrical reticulation, governed by the NEC3 Engineering and Construction Contract. Key deliverables include the installation of an overhead feeder cable gantry, generator connection points, and fire safety equipment. The project is scheduled from 01 April 2026 to 30 September 2026, with a non-compulsory clarification meeting on 28 July 2026. Bidders must achieve a minimum functionality threshold of 70% for further evaluation.