{"id":26275,"date":"2020-12-01T11:57:00","date_gmt":"2020-12-01T10:57:00","guid":{"rendered":"https:\/\/groupjansen.com\/project\/etpathfinder-maastricht\/"},"modified":"2025-12-02T13:25:47","modified_gmt":"2025-12-02T12:25:47","slug":"etpathfinder-maastricht","status":"publish","type":"project","link":"https:\/\/groupjansen.com\/en\/project\/etpathfinder-maastricht\/","title":{"rendered":"ETpathfinder &#8211; Maastricht"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.25.2&#8243; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row module_class=&#8221;bg-gradient&#8221; _builder_version=&#8221;4.27.4&#8243; background_image=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2025\/11\/ETpathfinder-Maastricht-by-Group-Jansen-1.webp&#8221; background_repeat=&#8221;repeat&#8221; width=&#8221;100%&#8221; max_width=&#8221;unset&#8221; height=&#8221;79vh&#8221; height_tablet=&#8221;300px&#8221; height_phone=&#8221;250px&#8221; height_last_edited=&#8221;on|phone&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.25.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><span style=\"color: #ce0e2d;\">ETpathfinder<\/span><br \/><span style=\"color: #afdce4;\">Maastricht<\/span><\/h2>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; text_font_size=&#8221;20px&#8221; text_line_height=&#8221;1em&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>ET Pathfinder, a research facility for Einstein Telescope technology, received state-of-the-art cleanrooms. Group Jansen delivered a turnkey solution that meets the strictest standards. <\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_6,1_6,1_6&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;1&#8243; make_equal=&#8221;on&#8221; module_class=&#8221;no-margin&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#FAE7EA&#8221; custom_padding=&#8221;30px|25px|30px|25px|true|true&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_text_color=&#8221;#CA1832&#8243; header_2_text_color=&#8221;#CA1832&#8243; header_3_text_color=&#8221;#CA1832&#8243; header_4_text_color=&#8221;#CA1832&#8243; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Challenge<\/h2>\n<p>[\/et_pb_text][et_pb_divider show_divider=&#8221;off&#8221; disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;2px||2px||true|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_divider][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Meeting strict ISO standards and integrating complex techniques in a limited space were at the core of the challenge. Precision and expertise were essential. <\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_6&#8243; disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#FAE7EA&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_column][et_pb_column type=&#8221;1_6&#8243; disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_column][et_pb_column type=&#8221;1_6&#8243; disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=&#8221;1_2,1_2&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;1&#8243; make_equal=&#8221;on&#8221; module_class=&#8221;flex-end&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; transform_translate_linked=&#8221;off&#8221; vertical_offset=&#8221;-220px&#8221; vertical_offset_tablet=&#8221;0px&#8221; vertical_offset_phone=&#8221;0px&#8221; vertical_offset_last_edited=&#8221;on|tablet&#8221; custom_margin=&#8221;||-220px||false|false&#8221; custom_margin_tablet=&#8221;||0px||false|false&#8221; custom_margin_phone=&#8221;||0px||false|false&#8221; custom_margin_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2024\/06\/group_jansen_arrows_3.svg&#8221; title_text=&#8221;group_jansen_arrows_3&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2025\/11\/ETpathfinder-Maastricht-by-Group-Jansen-1.jpg&#8221; title_text=&#8221;ETpathfinder Maastricht by Group Jansen (1)&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;-10px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.27.4&#8243; background_color=&#8221;#EFF8FA&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.16&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><span style=\"color: #ce0e2d;\">Facts<\/span><\/h2>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Client name<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] -->Maastricht University<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Contractor<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->   <!-- [et_pb_line_break_holder] -->Jansen Cleanrooms &amp; Labs<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Design Office<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->   <!-- [et_pb_line_break_holder] --><!-- [et_pb_line_break_holder] -->Jansen Cleanrooms &amp; Labs<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Surface area<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] -->900 m\u00b2<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Contract price (budget)<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] --><!-- [et_pb_line_break_holder] -->\u20ac 2,500,000<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][et_pb_code _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||10px||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<div class=\"flex-column col-6\"><!-- [et_pb_line_break_holder] -->  <span class=\"text-bold font-small\"><!-- [et_pb_line_break_holder] --> Execution period<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] -->  <span><!-- [et_pb_line_break_holder] -->    <!-- [et_pb_line_break_holder] -->2020-2021<!-- [et_pb_line_break_holder] -->  <\/span><!-- [et_pb_line_break_holder] --><\/div>\n<p>[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.27.4&#8243; background_color=&#8221;RGBA(255,255,255,0)&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_3,2_3&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||4px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_3&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;&#8211;et_global_heading_font|600|||||||&#8221; text_text_color=&#8221;#CA1832&#8243; text_font_size=&#8221;46px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Result<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;2_3&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; width=&#8221;100%&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p class=\"has-spacing-extra-small\">The ultra-modern ETpathfinder installation is a particularly impressive project. Not only does the size of 900 m\u00b2 make your head spin, but the various technical aspects are also worth mentioning: a vibration-free and antistatic floor, smooth and sound-absorbing walls, and a filter system where the air is filtered 20 times per hour, up to 100,000 m\u00b2\/hour. Furthermore, this cleanroom features air showers, LAF cabinets, and piping (hot and cold).  <br \/>Jansen Cleanrooms &amp; Labs modeled the project in BIM. This makes preventive maintenance of this cleanroom a breeze! <\/p>\n<p class=\"has-spacing-extra-small\">Last but not least, we&#8217;d like to mention the turnaround time: in just eight (!) months, Jansen Cleanrooms &amp; Labs completed the entire process from design to validation. Talk about a strong performance! <\/p>\n<p class=\"has-spacing-extra-small\">\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=&#8221;4.16&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.25.1&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][dsm_masonry_gallery gallery_ids=&#8221;23969,23966,23962&#8243; dsm_sort_images=&#8221;off&#8221; use_lightbox=&#8221;on&#8221; lightbox_title=&#8221;off&#8221; lightbox_caption=&#8221;off&#8221; use_horizontal_order=&#8221;off&#8221; use_zoom_on_hover=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/dsm_masonry_gallery][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.27.2&#8243; background_color=&#8221;#F1F8FA&#8221; custom_margin=&#8221;75px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;3&#8243; make_equal=&#8221;on&#8221; module_class=&#8221;flex-end-columns&#8221; _builder_version=&#8221;4.27.4&#8243; background_enable_image=&#8221;off&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; module_class=&#8221;column-bg bg-gradient&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_image=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2025\/11\/ETpathfinder-Maastricht-by-Group-Jansen-2.webp&#8221; z_index=&#8221;5&#8243; custom_css_main_element=&#8221;min-height: 450px;&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_divider show_divider=&#8221;off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_divider][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; z_index=&#8221;0&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2024\/10\/quote_rood.svg&#8221; title_text=&#8221;quote_red&#8221; module_class=&#8221;quote-icon&#8221; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; positioning=&#8221;absolute&#8221; width=&#8221;100%&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_heading title=&#8221;Stefan Hild \u2013 Professor of Gravitational Research at Maastricht University&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; title_level=&#8221;h4&#8243; title_text_color=&#8221;#CA1832&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_text_color=&#8221;#030B1B&#8221; header_6_font=&#8221;&#8211;et_global_body_font|700|||||||&#8221; header_6_text_color=&#8221;#030B1B&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><span>&#8220;We now have quite regular visits to the cleanroom from politicians and other stakeholders like the Provinces, and really everyone loves the cleanroom and the atmosphere you designed and created. Really everyone has a big &#8216;WoW&#8217;-moment once they walked up the stairs to the visitor gallery and then turn around and see all the vast &#8216;whiteness&#8217;. \ud83d\ude42 And we are now gearing up the next highlight, i.e. on the 8th of November the Dutch science minister will stop by for a few hours for having a tour and to conduct the official opening of ETpathfinder \u2026 Thanks for all your great help and making this possible!&#8221;  <\/span><\/p>\n<p><strong><\/strong><\/p>\n<p><strong><\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.16&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; make_equal=&#8221;on&#8221; module_class=&#8221;flex-end&#8221; _builder_version=&#8221;4.27.0&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><span style=\"color: #afdce4;\">They went before you.<\/span><br \/><span style=\"color: #ce0e2d;\">Projects and references.<\/span><\/h2>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/groupjansen.com\/wp-content\/uploads\/2024\/06\/group_jansen_arrows_3.svg&#8221; title_text=&#8221;group_jansen_arrows_3&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Every day we create unique places to be. Buildings and spaces where you love to live, work, heal, or enjoy.  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