Maps to access all the BRGM's agencies in mainland and overseas France.

Head office - scientific and technical centre in Orléans

Avatar du BRGM
BRGM - Head office

3 avenue Claude-Guillemin, BP 36009
45060 Orléans Cedex 02

Phone: +33 (0)2 38 64 34 34

Access map - BRGM Head office

Practical information

BRGM library and map library

The BRGM library and map library is open to the public on Monday, Wednesday and Friday afternoons (from 1.30 pm to 5 pm), by appointment.

To take an appointment, please contact

Orléans bookstore service - BRGM Éditions

Éditions du BRGM is open to the public by appointment, Monday to Friday, 9am to 11:30am and 2pm to 5pm.

To make an appointment, please contact us via or by telephone: +33 (0)2 38 64 30 28

More about BRGM Editions

From Paris-Austerlitz station to BRGM, by public transportation

  • By tram and on foot: get off the train at Orléans-les Aubrais or Orléans-Centre. Take the tram (line A, towards “Hôpital de la Source”) to the “Chèques Postaux” tram stop, then continue on foot (15 minutes), via avenue Denis-Diderot and avenue Claude Guillemin. The journey from the train station will take 50 minutes to 1 hour.
  • By bus: from Orléans-Centre train station, you can also take the bus n°41 (towards “ESAT Rodin, Orléans-la-Source”) to the “Paul Langevin” bus stop just opposite the BRGM.

By car

  • From Paris or Tours, take the A10 motorway towards Orléans, then the A71 towards Clermont-Ferrand as far as turnoff n°2 for Orléans-la Source / Olivet.
    • After the toll booth, continue straight ahead for 3 km on the D2271 towards Orléans-la Source.
    • At the turn-off, go right towards La Ferté-Saint-Aubin and follow the D2020 for 3.5 km up to the Novotel roundabout. Take the small road at exit 4 into Orléans.
    • At the next roundabout you reach, turn right onto Avenue de Concyr. Drive past EHPAD La Source and continue straight on.
    • At the 2nd roundabout, take the 2nd exit towards Parc Floral.
    • At the 3rd roundabout, take the 2nd exit (straight ahead): the BRGM entrance is immediately on your right. Park in the Visitors Car Park and go to Reception (Accueil) for your entrance pass.
  • From Orléans-Centre, take the D2020 towards Vierzon.
    • Cross the Maréchal-Joffre Bridge and continue for 4 km.
    • This will take you past a shopping centre and the Zenith concert hall, then across the River Loiret.
    • Continue for another 6 km up to the Novotel roundabout, then follow the directions given above.

Useful links

Train schedules - SNCF

Local public transportation - TAO

Some city-centre hotels

Mercure Orléans centre****
44, quai Barentin
45000 Orléans
Tel: +33 (0)2 38 62 17 39

Hôtel de l’Abeille***
64, rue d’Alsace-Lorraine
45000 Orléans
Tel: +33 (0)2 46 82 06 75

Escale Océania Orléans***
16, quai Saint-Laurent
45000 Orléans
Tel: +33 (0)2 38 54 47 65

Le Grand Hôtel***
1, rue de la Lionne
45000 Orléans
Tel: +33 (0)2 38 53 19 79

Ibis Orléans centre-gare***
17, avenue de Paris
45000 Orléans
Tel: +33 (0)2 38 62 40 40

Ibis Orléans centre***
4, rue du Maréchal-Foch
45000 Orléans
Tel: +33 (0)2 38 54 23 11

Other hotels close to the BRGM

Mercure Orléans Portes de Sologne****
200, allée des Quatre vents
Domaine de Limère
45160 Ardon
Tél. : +33 (0)2 38 49 99 99

Novotel Orléans-la Source****
2, rue Honoré-de-Balzac
45071 Orléans
Tel: +33 (0)2 38 63 04 28

Kyriad Orléans Sud Olivet la Source***
75, rue de Bourges
45160 Olivet
Tel: +33 (0)2 38 63 58 20

Campanile Orléans-Sud La Source***
326, rue Châteaubriand
45100 Orléans-La Source
Tel: +33 (0)2 38 63 58 20

Useful links

Orléans Tourim office

Eduroam is a network service that allows users from a higher education establishment or research institution that is a member of the Eduroam network to obtain access to the network of another member institution without any prior steps. BRGM is a member of the Eduroam network and as such offers its visitors the opportunity to connect to the Eduroam network in its Orléans head office.

Conditions for access to BRGM's Eduroam network

The Eduroam network is accessible to visitors to BRGM Orléans on condition that:

  • they be affiliated with a higher education or research institution which is a member of the eduroam network;
  • they use the network in compliance with the BRGM network usage charter;
  • they be in a place which offers access to the Eduroam network (meeting room, auditorium, accommodation area).

How to connect to the Eduroam network

To authenticate yourself on Eduroam, regardless of which institution is a member of the Eduroam network, you must use:

  • your usual identifier, which you use in your establishment of origin, completed by @the_domain_of_your_establishment. Example:
  • your usual password, used in your home establishment.

The connection to the Eduroam network has increased data protection (802.1x / WPA standard). This protection is active not only at the time of authentication, but also while using the network.


Contact BRGM user support

To find out more

More about Eduroam in France

More about Eduroam internationally

The BRGM leases some of its premises at its scientific centre in Orléans La Source to businesses.

The BRGM's 27-hectare scientific centre at Orléans La Source includes over 40 buildings (offices, laboratories, technical premises, pilot facility).

To optimise the use of its property, the BRGM leases its unoccupied premises to companies:

BRGM regional agencies

BRGM runs 13 regional divisions and 5 delegations in mainland France, as well as 5 regional divisions and a branch office in Overseas France. Its responsibilities for mine safety are carried out through its 4 regional post-mining units, covering the French mining basins.

Contact us by email

A question, a request? Fill in the contact form below. We will get back to you as soon as possible.