MIL-HDBK-1003/6
d)
Stack,
e)
Piping.
Platforms.
Platforms shall be provided as follows:
10.11.1
a) To provide access for operation and maintenance of all
equipment and valves more than 8'-0" above the floor.
b)
At burner and burner controls which are not accessible from
grade.
c)
At both ends of the convection section for maintenance
purposes.
d)
At damper and sootblower locations for maintenance purposes.
e)
At all observation doors and ports.
f) At auxiliary equipment such as fans, drivers, and air
preheaters for operating purposes.
Platforms shall have a minimum clear width as follows:
a)
Operating platforms - 3'-0"
b)
Maintenance platforms - 4'-0"
c)
Walkways - 2'-0"
d) A safety gate shall be provided for all ladders serving
platforms or landings.
e) See, Safety Protection this Section.
Refer to para. 10.12.
10.11.2
10.11.3
Boiler Foundations
a) Provide independent foundations, where necessary, to avoid
cracking floor slabs resulting from thermal expansion.
b)
Provide expansion joints around perimeter of foundations.
c)
Separate building structural steel from boiler structural
steel.
d) Do not support building floors, platforms, stairs, etc., by
boiler structural steel.
188
Previous Page
