Lining tunnels, galleries or other underground cavities

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS

E21D11/00Lining tunnels, galleries or other underground cavities

E21D11/003Linings or provisions thereon, specially adapted for traffic tunnels E21D11/006Lining anchored in the rock E21D11/02Lining predominantly with wood E21D11/03using timber- setting machines E21D11/04Lining with building materials E21D11/05using compressible insertions E21D11/06with bricks E21D11/07using brick- laying machines E21D11/08with preformed concrete slabs E21D11/083Methods or devices for joining adjacent concrete segments E21D11/086Methods of making concrete lining segments E21D11/10with concrete cast in situ Shuttering also lost shutterings E21D11/102Removable shuttering; Bearing or supporting devices therefor E21D11/105Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock E21D11/107Reinforcing elements therefor; Holders for the reinforcing elements E21D11/12Temporary supports for use during building Accessories E21D11/14Lining predominantly with metal E21D11/15Plate linings Laggings E21D11/152Laggings made of grids or nettings E21D11/155Laggings made of strips, slats, slabs or sheet piles E21D11/157Laggings making use of fluid cushions E21D11/18Arch members; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches E21D11/183Supporting means for arch members, not provided for in E21D11/22 E21D11/186Pre-stressing or dismantling devices therefor E21D11/20Special cross- sections E21D11/22Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure E21D11/24Knuckle joints or links between arch members E21D11/26Shoes for connecting arch members to longitudinal struts E21D11/28Longitudinal struts E21D11/30Bases for lower arch members E21D11/34Joints between vertical props and horizontal top bars E21D11/36Linings or supports specially shaped for tunnels or galleries of irregular cross-section E21D11/362for loading areas E21D11/365for intersecting galleries E21D11/367for junction with the longwall coal face E21D11/38Waterproofing Heat insulating Soundproofing Electric insulating E21D11/381Setting apparatus or devices E21D11/383by applying waterproof flexible sheets; Means for fixing the sheets to the tunnel or cavity wall E21D11/385Sealing means positioned between adjacent lining members E21D11/386inflatable sealing means E21D11/388having longitudinal cavities communicating with the exterior on the outer side of the lining elements E21D11/40Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries E21D11/403combined with the head machine E21D11/406Placing endless lining elements