TPO thermoplastic polyolefin waterproof coil material has favorable waterproof performance. Pre-paving and adverse sticking process was adopted in construction of underground general pipe gallery bottom, while both waterproof mortar and coil material were used on side walls and roof, to realize reliable waterproof quality, reduce water leakage risk during the whole life cycle of pipe gallery and save pipe gallery maintenance cost.%TPO热塑性聚烯烃防水卷材防水性能优异,在地下综合管廊底板采用预铺反粘工艺,侧墙和顶板采用防水灰浆与卷材双道设防,防水效果可靠,可减少管廊全生命周期的渗漏风险,降低管廊维护费用.
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