Soil Improvement

Air inAir out

Air inAir out

5000

0

80000

LNG Storage Tank heavy structure

Deep excvation safety requiredDewatering from depth requiredRemoval of loose soil requiredDelivery of soil improvement materialLaying inlayers granular materialsCompaction of material by heavy equipmentBlinding concrete over engineered fillConstruction of raft foundationConstrcution of RCC walls 50 m heightWalls to be casted in stages using climbing form workStairs to be erected for movementfabrication of cupola permanent formCupola to be raised using upwardpressure of compressed air Safety requirementsPouring RCC on cupolaConstruction of cupola mounted platformWhile working in tank, air for respiring to be deliveredAir to be exhaused for fresh airRCC wall require post tensioningPrecautions required for prestressas well as, for chemical groutingEpoxy coating application on externalsurfaces of wallsAbove ground protection on internal surfacesAll safety measures required forforegoing activities required for compliance

RCC walls for containment

Another steel tank in for gas storage

Raft foundation

Sketch 24