Waterstructuur en waterparagraaf 'Het Opbroek' te Rijssen
Waterstructuur en waterparagraaf 'Het Opbroek' te Rijssen
Waterstructuur en waterparagraaf 'Het Opbroek' te Rijssen
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Inhoudsopgave<br />
1 Inleiding ......................................................................................................................... 5<br />
1.1 Algeme<strong>en</strong> ...................................................................................................................... 5<br />
1.2 Doorlop<strong>en</strong> proces .......................................................................................................... 5<br />
1.3 Opbouw rapport ............................................................................................................ 5<br />
2 Uitgangspunt<strong>en</strong> <strong>en</strong> randvoorwaard<strong>en</strong> ........................................................................... 6<br />
2.1 Algeme<strong>en</strong> ...................................................................................................................... 6<br />
2.2 Ontwa<strong>te</strong>ringsdiep<strong>te</strong> <strong>en</strong> drooglegging ............................................................................ 6<br />
2.3 Vloerpeil<strong>en</strong> .................................................................................................................... 7<br />
2.4 Hemelwa<strong>te</strong>rafvoer ......................................................................................................... 7<br />
2.5 Berging in oppervlak<strong>te</strong>wa<strong>te</strong>r ......................................................................................... 8<br />
2.6 Droogweers<strong>te</strong>lsel (DWA) .............................................................................................. 8<br />
2.7 Voorlichting <strong>en</strong> bewustwording ..................................................................................... 8<br />
3 Ontwerp wa<strong>te</strong>rhuishouding <strong>en</strong> riolering ........................................................................ 9<br />
3.1 Algeme<strong>en</strong> ...................................................................................................................... 9<br />
3.2 Afwa<strong>te</strong>ringsprincipe ....................................................................................................... 9<br />
3.3 Toekomstige weghoog<strong>te</strong>s <strong>en</strong> vloerpeil<strong>en</strong> ..................................................................... 9<br />
3.4 Verhard oppervlak ....................................................................................................... 11<br />
3.5 Ontwerp got<strong>en</strong> <strong>en</strong> sifons ............................................................................................. 11<br />
3.5.1 Molgot<strong>en</strong> ..................................................................................................................... 11<br />
3.5.2 Roos<strong>te</strong>rgot<strong>en</strong>............................................................................................................... 13<br />
3.5.3 Sifons .......................................................................................................................... 13<br />
3.6 Bodempassages ......................................................................................................... 14<br />
3.6.1 Belasting bodempassages .......................................................................................... 15<br />
3.6.2 Bergingscapaci<strong>te</strong>it bodempassages ........................................................................... 16<br />
3.6.3 Werking van slokops ................................................................................................... 16<br />
3.7 Ontwerp Oos<strong>te</strong>rhofsbeek ............................................................................................ 16<br />
3.8 Totale wa<strong>te</strong>rberging het Opbroek fase 1 .................................................................... 18<br />
3.9 Advies bouwrijp mak<strong>en</strong> <strong>en</strong> fasering ............................................................................ 19<br />
3.10 Toekomstige ontwikkeling<strong>en</strong> ....................................................................................... 19<br />
4 Ontwerp DWA ............................................................................................................. 20<br />
4.1 Algeme<strong>en</strong> .................................................................................................................... 20<br />
4.2 Ontwerp vuilwa<strong>te</strong>rs<strong>te</strong>lsel ............................................................................................. 20<br />
4.3 Afwa<strong>te</strong>ringshoeveelhed<strong>en</strong>/gemaalcapaci<strong>te</strong>it .............................................................. 21<br />
4.4 IT-riolering / infiltratiekratt<strong>en</strong> ....................................................................................... 21<br />
4.5 Aandachtspunt<strong>en</strong> bestaande riolering ........................................................................ 22<br />
Bijlage 1: S<strong>te</strong>d<strong>en</strong>bouwkundig plan<br />
Bijlage 2: Afstroomgebied<strong>en</strong><br />
Bijlage 3: Wegpeil<strong>en</strong> <strong>en</strong> got<strong>en</strong><br />
Bijlage 4: Ontwerp wa<strong>te</strong>rhuishouding<br />
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