1. Biological engineering and gabion constructions in coast protection
Part 40 – part 1aa
Biological engineering and gabion constructions
in coast protection
VII-2009 / rev
(Part 40, 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. Family and company history in civil engineering
NAJDER engineering® is a consulting company as well as a specialist contractor within civil and foundation engineering.
We are preparing technical concepts, design projects, analyses and performing jobs as a subcontractor.
Tomasz Najder joined in the period of Skånska Cementgjuteriet (today Skanska AB) as a member of Supervising Team on the project “Second Dry Dock in Gdynia Shipyard”.
Tomasz Najder gained his experiences in Stabilator AB (daughter company in Skanska Group) as site manager, project manager and internal consultant (”trouble-shooter”), as Production Manager (Stabilator AB- International Division in Poland), in Polish-Swedish company Stabilator Sp. z o.o. (Skanska Group) as Vice President and Executive Manager.
Anna Elżbieta Najder (wife) owned Polish company Polibeton Sp. o.o. and now Swedish Najder engineering® since 1997 (until 2005 operating as Polimark International) – operating globally.
Anna Monika Najder (daughter) together with Tomasz Najder (as the President of the Board and Executive Manager) owned Polish Najder engineering® operating in Poland.
Family Najder is working within mining, tunneling and civil engineering since six generations.
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3. Field of activity Foundation engineering and soil investigations.
Reinforcement of existing foundations (underpinning) of industrial buildings, housing estates and ancient monuments (piling, anchors, injections).
Tunneling, rock stability and soil improvement (deep mixing method, high/low-pressure injection, lime-cement columns).
Stabilization of slopes and embankments (geogrids, soil reinforcement, drainage, geotextiles).
Sealing of existing embankments, dams, dikes and waste deposits. Flood defense.
Biological engineering, gabion constructions, coast protection.
Leakage and moisture counteraction (insulations, drainages, sealing injections, dilatation repair) in concrete and brickworks structures.
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4. Coast close to Dziwnówek (Poland)
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5. Tetrapod and concrete revetment combined with wall (breaker)
reflecting storm waves
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6. Breakwater (concrete) combined with riprap Breakwater (concrete)
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7. Rozewie by Jastrzębia Góra – protection of the dunes with breakwater (concrete)
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9. Rozewie
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10. 2011
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11. Breakwater (concrete) – on water side natural stones
1991
Breakwater (concrete)
– on water side natural stones
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12. 2007
2008
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13. combined with wall (breaker) reflecting storm waves
Groynes
combined with wall (breaker)
reflecting storm waves
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14. Rock revetment (riprap)
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15. Rock revetment (riprap) combined with old wooden groynes
(note wooden piles from the completely demolished seawall)
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16. Nearshore breakwater (riprap sea wall)
Breakwater with riprap revetment
Timber breakwater and groynes
Groynes combined with riprap sea wall
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17. Thank You for Your attention!
THE END
Thank You for Your attention!
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18. Welcome to www.najder.se
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19. These works had nothing to do with…
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