South Africa

Client | Official carrier of Broadcasting signals in South Africa

To dismantle, relocate by 2 kilometres and re-install a TCI. 611 SW antenna system originally installed in the 1980's

The project was deemed to have been a huge success, and what was thought to not be possible was achieved.

The antenna manufacture described the success as a modern engineering marvel and congratulated CTB on a job very well done.

2 years

Lower the three SW antenna curtain arrays suspended between the four 100m lattice masts.
Package, transport and store antenna materials for re-installation approximately 2km from the existing site.
Dismantle the four 100m masts, transport and store at new site.
Dismantle approximately 100m of open wire feed-line, transport and store for re-installation at the new site
Dismantle three slew switches, transport to the new site.
Survey new site for antenna placement, taking into account the desired targer area.
Excavate for foundations, manufacture of foundation hardware, preparation of re-enforcing and casting of all concrete.

Survey of new antenna feed-line positioning, complete all civil works including re-bar, foundation hardware, shuttering and concrete pouring.
Re-paint the 4 x 100m masts and re-install in their new location taking into account the ground level to achieve the same 'balance' as the old site.
Raise the 3 SW antenna curtains, ensuring that the dipoles are horizontal and the correct height from the ground.
Re-install the feed-line.
Re-install slew switches, transformers and horizontal feed-lines.
Install new aviation lighting and wire all lights and switches to transmitter building.
Test and commission antenna system.