ehn1 extension overhead crane coverage keith kershaw cern en-he
TRANSCRIPT
![Page 1: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/1.jpg)
EHN1 Extension overhead crane coverage
Keith KershawCERN EN-HE
![Page 2: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/2.jpg)
Existing Crane General View
CENF Project Technical Meeting 4 April 2013 K Kershaw
![Page 3: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/3.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Extremities
![Page 4: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/4.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Main hoist (to be replaced)
![Page 5: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/5.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Cabin and 5t hoist (to be replaced)
![Page 6: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/6.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Supplier Crane drawing
![Page 7: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/7.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Crane Drawing
![Page 8: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/8.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Existing crane hook coverage
![Page 9: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/9.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Existing Hook Coverage SummaryHeight under main crane beams: • 9.5m
40t max hook height and approach distances:• Max hook height 10.2m above floor level• 1.5m from the crane rail at each side of the building• 4.5m from the end of the building
5t hook lift height and approach distances:• Max hook height 7.65m above floor level• 2.4m from crane rail at Jura side of building (worst case of existing cranes)• 3.2m from crane rail at Saleve side of building (worst case of existing
cranes)• 1.6m from end of building
![Page 10: EHN1 Extension overhead crane coverage Keith Kershaw CERN EN-HE](https://reader030.vdocuments.mx/reader030/viewer/2022032607/56649ed35503460f94be2be3/html5/thumbnails/10.jpg)
CENF Project Technical Meeting 4 April 2013 K Kershaw
Consolidation • Re-use existing beams (9.5m)• New 40t main hoist• New cabin and 5t hoist• Control from cabin or radio control• Lamp maintenance
• Small reduction in 40t side approach distances• Improve cabin access• Some reduction in 5t side approach distances
• Other requests