| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a pipe supporting trestle capable of coping with a repair working of waterproofing treatment. SOLUTION: Supporting columns 3, 3 are erected on bases 3, 3 connected with each other with a base 4, a beam 6 is suspended between the supporting columns 3, 3 by engaging pieces 6a, 6a protruded from the both ends with a slit 3a selected out of a plurality of slits 3a, 3a, etc., equally spaced in each supporting column 3, 3, a pedestal 7 having a V-shaped pipe receiving face is set adjustable in height on the beam 6 and a pipe fixing bar 5 is supported with the pedestal plate 7.</p> |
