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HOUILLERE DE LIEVIN SOC
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HOUILLERE DE LIEVIN SOC
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Publication of FR458014ApublicationCriticalpatent/FR458014A/en
E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
E21D11/04—Lining with building materials
E21D11/08—Lining with building materials with preformed concrete slabs
FR458014D1913-05-171913-05-17
Execution process of the lining of underground galleries using reinforced concrete segments laid without arch
ExpiredFR458014A
(en)
Process for making the masses of cement, concrete and mortar suitable for carrying out waterproofing works, dewatering installations, hydraulic constructions and the like