Document Responsibility Loss Prevention Standards Committee
SAES-B-018 Publish Date 13 February 2020 Next Revision 13 February 2025 Foam Systems Saudi Aramco 2020.
All rights reservedPage 11 of 14 Saudi Aramco Company General Use Walkway Drain and Flange for Testing and
Maintenance
Solution piping (Riser)
braced
to tank shellFoam maker and foam chamber
Tank shell
Seal
Shield
Floating
Roof
Wind Girder mm mm
DETAIL A
Top
of tank shellFoam backboard mounted above shell See Note VIEW B-B
B300 mm
Walkway
300 mm
Low
Point DrainGrade
See Detail
ROAD
Terminal Hose
Connection(s)
Slope
Floating Roof m
Pad: Carbon steel mm thickness)
Deflector: Carbon steel mm thickness)
Drain Slots, mm x 13 mm on m Centers approximate dimensions)
Foam Dam
VIEW C-C
VIEW D-D
Foam Chamber Maker
Top Seal
Foam
Deflector Foam Dam 150 mm
Note: For more details, see figures in NFPA 11 that Figure 1 was based on.
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