烟囱滑模施工工艺演示.pptxVIP

烟囱滑模施工工艺演示第1页/共32页 TEMPORARY PLAN第2页/共32页 MAIN CONSTRUCTION SEQUENCEⅠ、PILE CONSTRUCTION: Setting mark line ------Setting pile drilling machine ------Drilling and Binding steel bar-------Lay steel cage-------Pouring concrete Ⅱ、GROUND FOUNDATION CONSTRUCTION: Construction preparation ------- Setting mark line ------ Earthwork Excavation ------ Cut pile ------Cushion coat Concrete curing ------- Cushion coat preservative treatment--------Lap scaffolding------- Bind steel bar-------Install templates -------Pour concrete (concrete curing and Temperature control)-------Bind steel bar of ring wall -------install templates -------pour ring wall’s concrete (concrete curing)--------foundation preservative treatment------ backfill.第3页/共32页 MAIN CONSTRUCTION SEQUENCEⅢ、CHIMNEY SHAFT CONSTRUCTION： Mark line of outer inner templates------install slipform equipment -------operation platform debug---------initial slip---------chimney shaft slipform -------- complete shaft construction---------painting-------backout equipments. Ⅳ、STEEL LINING CONCTRUCTION： install platform-------setting mark line-------install gas cap equipment------ lifting steel lining-----fix steel lining------install slip joint----- backout gas cap equipment------ flue construction inside chimney.第4页/共32页 MAIN CONSTRUCTION SEQUENCEⅤ、COMPLETION STAGE： land cleaning -----collect technical documents-----completion receiving.第5页/共32页 CONSTRUCTION METHODⅠ、EARTHWORK EXCAVATION:第6页/共32页 CONSTRUCTION METHODⅡ、REINFORCEMENT CONCRETE WORK: 1、Steel bar: The steel bar of ring wall must according to that, the diameter less then 20mm should be connected by weld, and the diameter more or equal to 20mm must be connected by ZFGT. 2、concrete: The foundation of chimney is mass concrete, we have measures that reference our construction method to control the cracks and temperature. The slump of foundation concrete