Summary
Samenvatting_Module 6: Bemaling
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Samenvatting van Module 6 over bemaling
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Module 6: BemalingTechnieken
Open bemaling
FO verlagen +toestromend water wegvoeren
Ondiepe drains -> afwateren naar gootje -> dompelpomp
Als niet enkel aan rand: bedekt met drainerende zandlaag => draagkrachtige
bouwputbodem
Horizontale bemaling
Worden onder FO ingegraven
Aangesloten op een zuigerpomp
Breedte = 0,25m
Diepte = max 6m
Standaarddiameters drains = 80 of 100mm
Lengte van de drains = 50 - 100m
Grondwaterverlaging tot 4,5 - 5m onder MV
Module 6: Bemaling 1
, Verticale bemaling
Grondwater neerslaan tot onder bouwput
Verticale filters, verbinden via verzamelleiding + pomp erop
Korrelspanning ↑ => steilere taluds
Zwaartekrachtbemaling met lange filters
Grondwater stroomt door zwaartekracht naar
filterputten
Openingen over hele hoogte => water uit alle
lagen
Bovenaan filter open; over ganse hoogte
omstort met filtergrind
Module 6: Bemaling 2
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