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oreningarna inom Stockholms stad. - Stockholm Vatten

oreningarna inom Stockholms stad. - Stockholm Vatten

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Vägmaterialets bidrag till dagvattenför<strong>oreningarna</strong> i <strong><strong>Stockholm</strong>s</strong> <strong>stad</strong>.doc<br />

7.3 KOSTNADER FÖR VÄGSLITAGE.......................................................................................................... 37<br />

8. STOCKHOLMS VÄGNÄT............................................................................................................................ 38<br />

8.1. VÄGMATERIAL....................................................................................................................................... 38<br />

8.2 VINTERUNDERHÅLL............................................................................................................................. 39<br />

9. BERÄKNING AV VÄGSLITAGET I STOCKHOLM ............................................................................... 40<br />

9.1 STOCKHOLMS STAD .............................................................................................................................. 40<br />

9.1.1 Översiktlig beräkning........................................................................................................................... 40<br />

9.1.2 Detaljerad beräkning ........................................................................................................................... 40<br />

9.1.3 PAH- och metallfrigörelse på grund av vägslitage .............................................................................. 45<br />

9.2 TREKANTENS AVRINNINGSOMRÅDE................................................................................................ 47<br />

9.2.1 Områdesbeskrivning............................................................................................................................. 47<br />

9.2.2 Vägslitage............................................................................................................................................. 48<br />

9.2.3 PAH- och metallfrigörelse på grund av vägslitage i Trekantens tillrinningsområde........................... 49<br />

10. FÖRORENINGSMÄNGD SOM NÅR RECIPIENTERNA...................................................................... 51<br />

10.1 STOCKHOLM STAD............................................................................................................................... 52<br />

10.2 TREKANTENS AVRINNINGSOMRÅDE.............................................................................................. 53<br />

11. DISKUSSION OCH SLUTSATS................................................................................................................. 54<br />

ORD OCH BEGREPPSFÖRKLARINGAR..................................................................................................... 58<br />

REFERENSER.................................................................................................................................................... 60<br />

BILAGEFÖRTECKNING ................................................................................................................................. 63<br />

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