"How to make a watersquare?" Lessons learned from the realisation of the Watersquare in Rotterdam (NL). Presentation by Dirk van Peijpe / De_Urbanisten in New York at the NY Climate Week, Sept. 2016.

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how to make a water square ?
Dirk van Peijpe
New York
Climate Week
September 2016

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our watersensitive portfolio

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the watersquare =
plaza + waterstorage
on a sunny day after a cloudburst

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principles

5. +
a very simple idea
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a plaza > 90% of the year waterstorage > 10% of the year

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the watersquare model
model by Jeroen Bodewitz

7. site > deltacity Rotterdam
onderschrift
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8. rain
sea river
groundwater
water comes from all sides
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the problem of combined sewers
a 19th century infrastructure reaches its limits

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the problem of combined sewers
Combined Sewer Overflows cause floods and pollute surface waters

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Rotterdam rain risk map

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what if the city just holds it
own water?

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clean water from the square
Collection of the Museum of Water

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the watersquare in Rotterdam
photo by Ossip van Duivenbode

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waterstorage spaces
480000 US gal

16. during + after a cloudburst
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a fine piece of engineering
section of the watersystem

18. orchestration of rainwater
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19. water to experience and enjoy
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20. safety and hygiene = design
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a place for people to enjoy
kleine tekstonderschriftactivities

22. the afternoon break
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Photo by Jeroen Musch

23. a lazy afternoon
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Photo’s by Jeroen Musch

24. a meeting place for many
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Photo by Jeroen Musch

25. the sunday morning church
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26. green to enjoy
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create an open design process!
onderschrift

28. we didn’t have our design already in the pocket
create an open design process!
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29. a set of 48 reference cards for every
group to pick their own preferences
create an open design process!
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30. create an open design process!
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the‘no silo’watersquare team
Watermanagement / Construction / Road works / Health Department
Geotechnics / Maintenance hard surfaces /Greenery and Maintenance
Public lighting / Planning Department/ Communication / Design

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a political will to act
the watersquare is embedded
in a ‘waterplan Rotterdam’

33. a watersquare pays off


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4 Mio

34. a succes to share with others
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more info
Dirk van Peijpe
info@urbanisten.nl
www.urbanisten.nl