To provide a pipe scaffold structure capable of being simply assembled with high workability by eliminating scaffold boards and a construction method thereof.

A pipe scaffold structure is so constituted that at least two horizontal pipes 11 and 12 are fixed in parallel at an interval by using a three or more-throw clamp 13, at least two corrugated bearing anchors 14 are arranged by making an interval in the longitudinal direction between pallalel horizontal pipes 11 and 12 and that another horizontal pipe 16 is put on a valley section 15 of the bearing anchor 14 in a gap site between the horizontal pipes 11 and 12.