At CR2TI, official working hours are 7.30am to 7.30pm for the Jean Monnet Building, from 7am to 8pm (8am to 7pm for masters students) for IRS2 building, Monday to Friday.
Outside of these working hours and days, work within the unit is out-of-hours.
Out-of-hours work must be due to necessity and not for personal convenience. Only statutory and contractual staff (doctoral students, researchers, engineers, technicians) may be authorized to work out-of hours.
Trainees (including M2) are not authorized to work out-of-hours.

- It is MANDATORY to delcare these out-of-hours working times to your manager or supervisor and to follow the process to guarantee your safety by the means of the "Out-of-hours declaration form"
You must therefore notify your supervisor and a colleague in advance of your arrival, the expected handling time and your departure from the laboratory (call, text, WhatsApp, etc). They will be your safety referents.
Note: The supervisor is the project manager or the team leader. Under no circumstance can it be a student or a technician or engineer.

- Any delay in the departure call must be an alert for your safety referents. They will have to clear up any doubts and/or call the numbers above.

In  the event of an incident or accident, you must call the following numbers :

Bâtiment Jean Monnet

  • Use the RED PHONES in priority  (direct line with CHU security). Dial 18

  • From tour mobile: 02-40-08-44-44

    WARNING: Do not dial 15, 17 and 18 from your mobile!



  • Safety during the week 8.30am to 5.30pm: 07-85-56-39-42

    SECURITAS : 0825 82 62 66 - SPECIFY "Tracod IRS2 754 1906 NF"

  • You can use these numbers:

  • On-call security nights/evenings, week-ends, holidays : 07-85-52-81-23




  • During working hours:

  • On-call security nights/evenings, week-ends, holidays: 07-85-52-81-23


Procedure of out-of-hours working declaration and/or working alone out-of-hours:

  1. Make sure that you have no choice other than to work out-of-hours or to work alons out-of-hours (organization of working time, postponements, etc)
  2. Notify your supervisor and determine who will be your "safety referent" colleague
  3. Complete the declaration form below.  NB: It's possible to tick several boxes
  4. Click "Enter"
The form will be send to Regis Josien and Sophie Brouard who will validate your declaration by return email (the safety referents will be in copy of this email) with the following adress:

NB: Do not forget to note your coming to the lab in out-of-hours on the registers that you will find for the Jean Monnet building on the 1st floor near the water fountain and on the 2d floor, on the entrance landing (laboratory side) and for IRS2 building, on the 2d floor near the central stairway.

Declaration form Out-of-hours work and/or working alone out-of-hours


Jean Monnet

enter the word in the caption

As soon as you click "Enter", your declaration form will be send to management (Régis Josien and Sophie Brouard). It will be validated as soon as you receive an email from:

Les informations recueillies à partir de ce formulaire font l’objet d’un traitement informatique destiné au CR2TI de l’Université de Nantes. Les informations nominatives collectées ont pour seule finalité de valider la procédure de déclaration des horaires décalées ou de travailleur isolé. Les données collectées ne sont destinées qu’à l’usage propre de l’Université de Nantes et seront conservées durant au maximum 1 an à compter de l'enregistrement de votre saisie.
Conformément à la loi "informatique et libertés" du 6 janvier 1978 révisée, vous disposez d’un droit d’accès, de rectification et de suppression de vos données personnelles. Vous pouvez accéder aux informations vous concernant ou vous opposer au traitement des données en vous adressant à [nom du gestionnaire du formulaire], copie à ou en envoyant un courrier à l’attention de Université de Nantes - Direction de la communication, service web - 1, quai de Tourville BP 13522 - 44035 Nantes Cedex 1, en précisant l’objet de votre demande et en justifiant de votre identité (copie d’une pièce d’identité à joindre à votre demande).


And then

Before coming to work out-of-hours

  1. Define with tour supervisor and your safety referent which of them will be your contact when you come to the lab
  2. Define with this referent how you will interact (call, sms, etc...)

When you come

  1. Notify your safety referent when you arrive and tell your expected working time
  2. Notify your safety referent when you leave - Any delay must be an alert for your safety referent who must clear up any doubt and/or alert the emergency services.
  3. Notify your arrival on the registers (Jean Monnet Building: on the 1st floor, near to the water fountain, on the 2d floor: on the entrance landing - IRS2 Building: on the 2d floor near the stairway)