Mechanized bronze doors weigh 4 tons .
Mechanized bronze doors are coated with goldleaf adorned with the image of a Wijaya Kusuma flower , symbolizing eternity , and a lotus flower , symbolizing purity .
Mechanized bronze doors weigh 4 tons and are coated with goldleaf adorned with the image of a Wijaya Kusuma flower , symbolizing eternity , and a lotus flower , symbolizing purity .