EPC · Energy Infrastructure · Civil Construction · South Africa 010 300 0857 · Bryanston, Johannesburg
Capabilities

Civil, structural and electrical scopes under one EPC capability.

Semilson’s published service mix covers seven core areas plus supporting electrical construction activities for energy and infrastructure projects.

01 · Civil

Substation Civils Works

Full civil construction for electrical substations, including platforms, foundations, trenches and associated site infrastructure.

02 · Civil

Bulk Earthworks & Excavations

Large-scale site preparation, excavation and earthworks supporting energy and civil construction.

03 · Structural

Steel & Concrete Works

Structural steel assembly and reinforced concrete construction for infrastructure assets.

04 · Electrical

Equipment Installation

Transformers, circuit breakers, switchgear and associated primary plant installation.

05 · Electrical

Stringing & Cabling

Overhead line and underground cable installation across project packages.

06 · Electrical

Earthing Installation

Grounding and earthing solutions supporting safe, compliant electrical infrastructure.

07 · Security

Fencing Installations

Perimeter security and access-control infrastructure for sites and substations.

Additional

Secondary Construction Works

Primary plant, transformer rigging, cable racks, control/protection and HT cable, panels, switchgear and electrical wiring.

Delivery principles

Safety, quality and sustainability are execution controls — not footer text.

01Plan the interface

Understand engineering requirements, civil/electrical dependencies and access constraints.

02Sequence the work

Align earthworks, concrete, steel, plant and cabling so packages do not work against each other.

03Control quality

Build against the project’s drawings, specifications, inspections and agreed standards.

04Close out

Complete the scope with documentation and handover expectations built into delivery.

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