Construction of nkohlakalo-bhejukufa road and vehicle bridge (mbombela, mpumalanga) - tender COM93/2026

Closing date: 00 JUN 2026 (as per tender drawings). No other dates (briefings, site visits, clarification deadlines) are specified in the document.

Consulting Engineer: TMS CONSULTING ENGINEERS & PROJECT MANAGEMENT, 39A Ehmke Street, P o Box 603, Nelspruit/Mbombela 1200. Tel: 013 752 8478, Fax: 013 752 2903, Email: [email protected]. Client: CITY OF MBOMBELA LOCAL MUNICIPALITY, MUNICIPAL MANAGER, 1 Nel Street, Nelspruit/Mbombela 1200. Tel: 013 759 9111, Fax: 013 759 2070.

Not explicitly stated in provided documents, but typically requires: Valid CIDB registration for road and bridge construction, proof of similar project experience, financial capability, tax clearance certificate, and B-BBEE certification. Must be registered with Mbombela Local Municipality supplier database. All bidders must comply with South African construction industry regulations.

Scope: Construction of Nkohlakalo-Bhejukufa Road and Vehicle Bridge (upgrading). Key elements include: Road alignment (chainages 0 to 1008), horizontal curves (radii 1000m, 500m, 160m), vertical grades and curves, superelevation, typical cross-section with concrete channel (1200mm x 450mm thick, mesh ref 395), gravel shoulder, pavement layers (surfacing: 80mm concrete interlocking blocks on 25mm sand; base: 150mm crushed stone G2; sub-base: 150mm cemented natural gravel C4; upper sele: 150mm natural gravel G7; roadbed compacted). Stormwater drainage: V-DRAIN channels (1200x450, 900x450), catchpits, junction boxes, pipe culverts (SABS 667/0102, min grade 2%, min cover 600mm). Structures: Culvert bridge with reinforcement details, parapet and barrier details. Road markings: RM1 solid centre line, WM3 broken line, RM4.1 intersection markings. Traffic accommodation: advance warning 600m, transition area 100m, work area, temporary signs (TW336, TW401, TW411, R201-60/80, TR104, TR214, TIN11.3/11.4). Concrete materials: Class 30/19 for edge beams and channels, Class 20/19 for bedding, expansion joints every 10m. Speed humps Type A & B details. Catchpits and junction boxes: brickwork SANS 227 Class FBS 12MPa, concrete benching Class 20/13.

Construction methodology includes: Stormwater drainage with V-DRAIN channels (1200x450, 900x450) at specified coordinates, slopes, and lengths. Horizontal alignment with curve radii, tangent lengths, deflection angles. Vertical alignment with grades, vertical curves (K values, BVC, EVC), superelevation. Cross-sections at chainages 0 to 1008 showing finished ground levels, edges, centre line, offsets. Typical cross-section with concrete channel, gravel shoulder. Road markings: RM1 solid centre line, WM3 broken line, RM4.1 intersection markings. Concrete works: Edge beam Class 30/19, channels Class 30/19, expansion joints every 10m. Pipe culverts: Bedding classes A, B, C per SABS 667/0102, min cover 600mm, min grade 2%, backfill in 150mm layers. Catchpits and junction boxes: Brickwork SANS 227 Class FBS 12MPa, concrete benching Class 20/13, reinforcement schedules Y10, R10. Traffic management: Advance warning 600m, transition 100m, sign spacing as specified.

Road markings and signs must comply with the South African Road Traffic Signs Manual (SARTSM). Coordinate system: National Grid System WG 31. Height system: Trig Based Mean Sea Level. Benchmarks (BM1-BM4) are iron pegs at specified coordinates.

B-BBEE Minimum Level: 1350 (as per document). No other specific compliance requirements (CSD, tax, CIDB, CIPC, professional registrations, local content) are detailed in the provided text.

Traffic accommodation during construction includes advance warning area (600m), transition area (100m), work area, with specified sign spacing (10m c/c on curves, 20m c/c inside curves, 30m c/c straight). Temporary road signs must be manufactured per CKS and SARTSM standards. Delineators, barricade signs, and warning signs (TW336, TW401, TW411, R201-60/80, TR104, TR214, TIN11.3/11.4) are required.

Termination transition area: 160m. Area: 100m. No other contractual terms (duration, penalties, conditions) are specified.