For the purpose of the Washington state public works law, chapter 39.12 RCW, this special method of repairing in-place, underground sewer and water pipes, includes the following work:

• Cleaning of interior pipe surface.

• Closed circuit television inspection.

• Electronic air testing of joints, cracks and breaks.

• Internal sealing of joints, cracks and breaks with chemical grout.

• All the above functions must be performed by remote control.