Maintenance of water intake facilities

Maintenance field

Blue Gold Business

Backwashing of gallery

º High-pressure air backwashing of mobile vehicle-mounted compressors (XHP900~1200)

º Backwash time : 10 min/60m

º Backwashing : New construction technologies and patented methods

Backwashing of radial
collector horizontal well

º Backwashing : ABR method(Compressed air injection method)

º Work time : 1 month/well

Backwashing of gallery

º High-pressure air backwashing of mobile vehicle-mounted compressors (XHP900~1200)

º Backwash time : 10 min/60m

º Backwashing : New construction technologies and patented methods

Backwashing of radial collector horizontal well

º Backwashing : ABR method(Compressed air injection method)

º Work time : 1 month/well