e-mosty September 2018 Vessels and Equipment Used for Bridge Construction | Page 83

Figure 45: Self Propelled Barges “Ay Yıldız” and “Rising Sun” Erection of Deck Segments for Main and Side Spans: Deck erection was carried out using two different methods: - - the unsuspended deck segments at the tower and at the deck ends and the suspended segments at the mid span were lifted using the “TAKLIFT 7” floating crane, with a t lifting capacity, and all other suspended deck segments were lifted by deck lifting gantries with a 330t lifting capacity. Main Dimension/ Properties Length over all 60 m. Breadth 20 m. Depth 3.5 m. Loading Capacity 1200 ton Driving force 3 x 300kW Thruster + 1000PS Tugboat Table 4 : Properties of Self Propelled Barges “Ay Yıldız” and “Rising Sun” Figure 46: Lifting and erection of deck segment by “TAKLIFT 7” Figure 47: lifting of deck segment from self propelled barge by lifting device 3/2018