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rapport 1129 Potentialbedömning av flygaskor ...

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Innehållsförteckning<br />

1. Syfte och <strong>av</strong>gränsning..................................................................................... 1<br />

2. s/s-metoden ................................................................................................... 1<br />

2.1.1 Masstabilisering ............................................................................................... 1<br />

2.1.2 Processtabilisering............................................................................................ 2<br />

3. s/s-metodens användningsområden ............................................................... 3<br />

3.1 Geokonstruktioner............................................................................................ 3<br />

4. Acceptans s/s-metoden .................................................................................. 6<br />

4.1 Miljöbalkens mål – nyttiggörande <strong>av</strong> resurser ....................................................... 6<br />

4.2 Prövningsprocessen .......................................................................................... 7<br />

4.3 Lagstadgade kr<strong>av</strong>............................................................................................. 7<br />

4.3.1 Relationen mellan vattenverksamhet och miljöfarlig verksamhet ............................. 7<br />

4.3.2 Bedömningsgrunder.......................................................................................... 8<br />

4.3.3 Avgjorda prövningar för s/s-metoden .................................................................. 8<br />

5. Sediment......................................................................................................... 8<br />

5.1 Geoteknisk klassificering ................................................................................... 8<br />

5.2 Föroreningsinnehåll .........................................................................................10<br />

5.3 Erfarenheter <strong>av</strong> sedimentets inverkan på s/s-stabiliserade muddermassor ...............10<br />

6. Bindemedel ................................................................................................... 11<br />

6.1 Materialurval ..................................................................................................12<br />

6.2 Flygaskans ursprung - bränsle, process mm ........................................................13<br />

6.3 Egenskaper ....................................................................................................14<br />

6.3.1 Erfarenheter <strong>av</strong> bindemedlets inverkan på s/s-stabiliserade muddermassor .............20<br />

6.4 Hantering och lagring.......................................................................................20<br />

6.4.1 Hantering.......................................................................................................20<br />

6.4.2 Lagring ..........................................................................................................20<br />

6.5 Ekonomi och logistik ........................................................................................22<br />

Bilagor<br />

1. Föroreningsinnehåll i sediment i svenska hamnar<br />

2. Askleverantörer

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