CCTV inspection of 10" (250mm) catchbasin leads and 4" (100mm) PDC storm sewer connections following installation. Coreboot connections show a tight, uniform seal with no visible infiltration or defects at time of inspection.
CCTV inspection of storm sewer connections in high groundwater conditions, conducted approximately 18 months after installation. Coreboot seals remain tight at all connections, with no visible infiltration observed at time of inspection. .
CCTV inspection of 100mm (4") storm sewer connections following installation. Coreboot seals show tight, consistent fit at each connection, with no visible infiltration observed at time of inspection.
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