Code of Maine Rules
02 - DEPARTMENT OF PROFESSIONAL AND FINANCIAL REGULATION
658 - MAINE FUEL BOARD
Chapter 11 - INSTALLATION OF WASTE OIL APPLIANCES AND WASTE OIL SUPPLY TANKS
Section 658-11-11 - Water and Steam Boiler Pipe Supports
Current through 2024-13, March 27, 2024
11.11.1 General
Piping must be supported with pipe hooks, metal pipe straps, bands, brackets, or hangers suitable for the size of the piping and must be of adequate strength and quality and located at intervals so as to prevent or damp out excessive vibration.
11.11.2 Spacing
Spacing of supports shall not be greater than shown in Table 11-1.
11.11.3 Allowance for Expansion and Contraction
Supports, hangers, and anchors must be installed so as to not interfere with the free expansion and contraction of the piping between anchors. All parts of the supporting equipment must be designed and installed so that they will not be disengaged by movement of the supporting piping.
Table 11-1
Support of Piping
|
Steel Pipe, Nominal Size of Pipe (Inches) |
Spacing of Supports (Feet) |
Nominal Size of Tubing (Inch O.D.) |
Spacing of Supports (Feet) |
|
|
1/2 |
6 |
1/2 |
4 |
|
|
3/4 or 1 |
8 |
5/8 or 3/4 |
6 |
|
|
1 1/4 or larger (horizontal) |
10 |
7/8 or 1 |
8 |
|
|
1 1/4 or larger (vertical) |
every floor level |
