1. Part 92_4 ”PUR in civil engineering – sealing of retaining walls”
(Part 92_4 PP 2007, animation + p/r, compr.)
Copyright notice Unauthorised copying of this presentation as whole or in parts in any form or by any means, electronic, photocopying, recording or otherwise, without prior written permision is prohibited.
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2. Deep excavation area
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3. Sheet-pile-wall – sections
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4. Sheet-pile-wall during excavation
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5. Sheet-pile-wall – footing Dowels “dangling in the air”?
“false” rock level
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Sheet-pile-wall – footing
Dowels “dangling in the air”
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6. Sheet-pile-wall during excavation
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7. Sheet-pile-wall during and after excavation?
Sheet-pile-wall during and after excavation
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8. Water ingress and back-fill washed-out
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Gaps between sheet-pile-wall footings and rock surface

9. Sheet-pile-wall after excavation. Preparation for grouting for sealing
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10. Sheet-pile-wall after excavation.
Preparation for grouting for sealing (gravel was placed to stop collapsing soil behind the wall causing large sinkhole along heavy traffic loaded Blekholmsgatan)
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11. Cement grouting between sheet-pile-wall footing and rock surface
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Cement grouting between sheet-pile-wall footing and rock surface
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12. sheet-pale-wall profile missing
Drilling for cement grouting at the corner of sheet-pile-walls
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13. Cement grouting behind the leaking sections of sheet-pile-walls
with pulled-up causing (ascending grouting)
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14. Defaults of sheet-pile-wall profiles causing water leakages
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15. Sealing of water leakages with polyurethane resin (PUR)
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16. Sealing of water leakages with cement grout and polyurethane resin (PUR)
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17. Sealing of water leakages with polyurethane resin (PUR)
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18. Post Terminalen Stockholm Klara 1986
Stockholm Waterfront 2010
Bangårdsposten 1950
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19. Thank You for Your attention!
THE END
Thank You for Your attention!
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20. Welcome to www.najder.se
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