User access
CNRS users are required to have a valid “ordre de mission” for shifts at LSM.
Non-CNRS users are required to contact three weeks before their shifts at LSM to start with the
admin procedure for visitor’s declaration.
The procedure for NON-CNRS users consists of sending to the following:
- Dates of the stay at LSM
- Scan of ID document
- The LPSC "administrative information" form enclosed below
- An “ordre de mission” or a certificate from their employer indicating that they are insured for the period of presence
at the LSM or the "CNRS employer declaration" form enclosed below.
If the visitor returns at another time within the year or the following year, they can send to only their
ordre de mission/employer certificate/employer declaration form for the period of presence at LSM.
At the surface building, there is the option to book single rooms with private bathroom. A common kitchen space is
available as well as a dishwasher and a washing machine. Rooms can be booked by sending an email to booking-
. The cost of the room is 19EUR/day. Accepted payment methods are cash, check and bank transfer.
Standard shift time are from Monday to Friday. Week-end shifts are not usually foreseen.
8:30 leaving LSM surface building
12:00 arriving LSM surface building
13:30 leaving LSM surface building
17:00 arriving LSM surface building
Users in order to access to the surface building need to have a badge, Badge can be requested via email to booking- at least two weeks before the shift. Badge is nominative.
The access to the LSM underground facility is done in accordance with LSM regulations and current safety rules governing access to the tunnel. Users cannot drive themselves through the tunnel for accessing the underground laboratory. An authorized LSM driver will escort people to the underground laboratory. The possibility of training users to become LSM driver is available.
LSM users should request shift time at LSM submitting their demand via email to the LSM operations director and the SUBR service manager.
The onsite experiment point of contact is responsible of adding collaborators/contractors on shifts on the LSM Agenda
If not otherwise arranged, users are expected to arrive at the surface building at 8:25am
Lunch at the LSM underground facility must be arranged in advance.
At the surface building, there is a shared office space available for users and a meeting room (about 20 people). Users can book the meeting room via the mailing list
All shipments have to be addressed to:
Laboratoire Souterrain de Modane
Carré Sciences 1125 route de Bardonnèche
73500 Modane
04 79 05 22 57
The shipment label must report the experiment name and the onsite experiment point of contact.
Shipments have to be DDP (delivery duty paid)
Before shipping anything to LSM, the LSM operations director and the SUBR service manager have to be contacted with details on shipments to agree on the shipment timeline and storage.
LSM will arrange for underground shipments.
For bringing radioactive sources at LSM (both underground and surface), please contact Guillaume WAROT and Ali DASTGHEIBI-FARD at with the source specs you would like to use at the underground LSM facility.
Users can access the server and visitor declaration interface via a web browser, at the URL https://lpsc.in2p3.fr/LSMac- cess
User can request:
• authorization to access an experiment server (“Request LSM User Access”)
• the addition of a server ("Register a new server”).
Users and LSM management must notify each other in writing of any significant event likely to have an impact (in particular a significant delay) on the smooth running of the experiment and/or its continuation.
The LSM user monthly meetings are a good opportunity to review the experimental schedule. A PI per experiment is expected to attend the LSM user monthly meetings.
Any publication regarding the experiment have to report the following sentence in the acknowledgment « We would like to thank the Modane Underground Laboratory and its staff for support through underground space, logistical and tech- nical services. LSM operations are supported by the CNRS, with underground access facilitated by the Société Française du Tunnel Routier du Fréjus »
Any publication regarding experiments hosted at LSM must be entered in the form https://forms.gle/UH3tfiuWru1y5btg9