1. EHN1 Extension – Overhead Cranes Renovation R. Rinaldesi – EN/HE 27/11/2014

2. Overhead cranes renovation  Existing cranes  Presentation of technical specification (scope of supply and main requirements)  Planning

3. PR 534 – PR 538 Manuafcturer: SEPA Year: 1976 Capacity: 40 ton Span: 46 m Lifting height: 10 m Possibility to work in «tandem» mode

4. PR 534 – PR 538 Command: cabin sliding along one girder Safe access: only from crane girder Auxiliary hoist: 5 ton

5. Technical specification Technical specification prepared in 2013 (IT-3927) Renovation will be ordered within contract B1422 (frame contract) Any technical requirements can still be changed

6. Scope of supply (as per IT-3927) Replacement of hoist trolley (same capacity)

7. Scope of supply (as per IT-3927) Replacement of long-travel mechanisms (with the exception of wheels)

8. Scope of supply (as per IT-3927) Replacement of all electrical installations (cubicles, cables, feeding line)

9. Scope of supply (as per IT-3927) New control cabin and auxiliary hoist (10 ton)

10. Main requirements - Crane operating area existing 7650!

11. Main requirements – Access to the crane Catwalks will be modified according to the existing standards Access to the cabin: a platform (provided by crane manufacturer) will be installed on the end wall at the same height of the crane cabin cabin platform

12. Main requirements – Control Crane equipped with PLC; possibility to set-up «safety zones» Possibility to operate in tandem mode (only after renovation of both cranes!) Load attached to the hook measured and visible on a display

13. Planning Renovation of each crane: 4 weeks Replacement of electrical feeding line: 3 weeks Recommended period:  PR 538 (extension side): end of 2015  PR 534: beginning of 2016 Proper area for the intervention shall be identified