TA Call

Our Transnational Access (TA) calls offer free access to 17 unique ‘field scale’ urban drainage research facilities.

Our second TA Call is now open until October 13, 2023!

Apply for free access to unique ‘field scale’ urban drainage research facilities in Europe!

The second Co-UDlabs call offers transnational access to selected project proposals to 16 of our research infrastructure facilities. Access through our call is absolutely free-of-charge and designed to allow teams from all over Europe and the rest of the world to share, cooperate, and progress together!

Checklist before you submit

📝Before submitting your proposal, please consider reading the background documentation of the Call and downloading the required template forms and documents for your proposal.

📚First, carefully consult the guiding documentation that is composed of:

🔥Then, download and fulfill all the required proposal templates including:


When you are done, you can access the application form by clicking on the Submit proposal button.

Useful links and contacts

  • You can learn everything you need to know about the call in this handy quick guide to the Call or by going through the TA Call Reference Manual. Dates aside, all information about the 1st TA call are valid for the 2023 call too.
  • If you already have a fledgling idea or a team available for collaboration, please visit our Ideas Marketplace: you can either read through other users' ideas or upload your own. It will stay open throughout Co-UDlabs' life cycle and hopefully will let you find inspiration for a proposal or teammates for your project.
  • If you are specifically interested in one or several of our research facilities, please consider the opportunity to contact directly the people in charge of the installations through the Facility Contact Form button. It may be helpful to start knowing each other in advance!
  • If you want to stay updated on all Co-UDlabs activities, including any news about the TA programme, please consider filling in this form and joining our stakeholder database!
  • Need any additional information?👉Contact us through this form or at contact@co-udlabs.eu for any additional information. Co-UDlabs is looking forward to collaborate with you!

Related events

We have organised a series of events to inform you and help you to apply for our 2nd TA call:

  • A webinar (June 20, 2023) to present the call: watch the video recording here!
  • workshop (July 3, 2023) during the NOVATECH conference to launch the call
  • hackathon (September 6, 2023) for participants to connect, team up, share ideas and discuss early proposals.

If you want to know more about the 13 projects selected for our first TA Call, click on the button below or download the factsheet with some testimonials from user groups!

Discover our transnational access news


The 1st campaign for Transnational Access is now closed!

The 1st call for projects of the Co-UDlabs Trasnational Access campaing closed on 31st January 2022. As a result, we have received 15 proposals from 10 countries. The evaluation of the...

Co-UDlabs 1st transnational access campaign: tips & tricks to apply!

With Co-UDlabs, benefit from free access to top research infrastructures in Urban Drainage across Europe! Deadline for applications: 31st January 2022. ✅Co-UDlabs is now back from the holiday break! We...

Challenges and solutions in IKT and Co-UDlabs’ UD Workshop

On November 3 and 4, 2021, Co-UDlabs and one of its partners, IKT (Institute for Underground Infrastructure), held an Online Workshop on Urban Drainage Practice and Research Needs, a two-day...
ta news

Launch of the 1st Co-UDlabs transnational access call

Our project reaches today one of the most relevant milestones: we have officially opened our first transnational access call! We are offering free-of-charge access to one of our 17 installations...

Co-UDlabs Training Activities schedule now ready

In support of its research activities and the establishment of a pan-European network for urban drainage innovation, Co-UDlabs is organising a series of training activities and initiatives: public and open webinars; early-stage and junior researchers training events and...

Save the date: Co-UDlabs Hackathon

Co-UDlabs set up a series of initiatives that are leading up to the global call for Transnational Access (TA) to the 17 installations and facilities that compose the project's Research...