The purchase is of a prototype tower and monopole for type-testing. The tower is a tubular tower, with 4 triangular cross arms. The maximum diameter of the tower is 1850 mm and the minimum diameter is 1550 mm. The tower consists of 4 sections with weights from 3675 kg to 12085 kg and lengths from 6 m to 15 m. The required plate thickness starts at 18 mm and ends in the top at 10 mm. The monopole is a single section with a length of 12 m, a weight of 14 t and a diameter of 1850 mm. The monopole has a plate thickness of 25 mm.