[70000000] - Services professionnels pour l'agriculture, la pêche, la sylviculture (travaux forestiers) et la faune sauvage - Farming and Fishing and Forestry and Wildlife Contracting Services[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[70170000] - Gestion et supervision des ressources en eau - Water resources development and oversight[81101513] - Services de suivi et gestion de travaux bâtiment - Building construction management[81101500] - Génie civil - Civil engineering[72160000] - Travaux hydrauliques - Hydraulic construction services
Djelfa