One Canada Square to the Security Director itemising how many people have left the affected floor and how many remain. One Canada Square has a steel pendulum that serves as a tuned mass damper. The pendulum sways to offset movements in the building caused by strong gusts of wind. The building can sway in the strongest winds. The lobby is high, clad in Italian Rosso Levanto and Verde Imperial Guatemalan marbles imported from Italy, Guatemala and Turkey. The marble clad under steel ceilings gives the impression of: ""Rather than entering a corporate reception, you feel as if you’re entering a hushed antespace of
1 Thibault Square 1 Thibault Square 1 Thibault Square, formally known as the LG Building and originally known as the BP Centre, is a modernist skyscraper on the European-style Thibault Square at the end of St George’s Mall, Cape Town, South Africa. Work on the building began in 1969 and was completed in 1972. As of 2014 it is the second tallest building in Cape Town. The 34-degree diagonal twist, which puts it on a north-south axis, reduces sun loads on the façades, thereby reducing pressure on the air-conditioning system. To further shield the façades, a pre-cast screen is mounted on every floor,