Strike the two rows in Table 305.4, Piping Support Spacing, of the International Mechanical Code pertaining to PE-RT and insert two new rows into Table 305.4 in the Mechanical Code in its place to read as follows:
TABLE 305.4 PIPING SUPPORT SPACINGa
PIPING MATERIAL | MAXIMUM HORIZONTAL SPACING (feet) | MAXIMUM VERTICAL SPACING (feet) |
(no change to rows above PE-RT material) | ||
PE-RT 1-inch and smaller | 2 2/3 (32 inches) | 10c |
PE-RT 11/4 -inch and larger | 4 | 10c |
(no change to rows below PE-RT material) |
(No change to table footnotes.)
D.C. Mun. Regs. tit. 12, r. 12-E305