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8.24 CHAPTER EIGHt

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SUPPORTS
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PIPE
PLAN VIEW

WASH mOUGH
CENTE3~NE OF AIR LATERAL
LOCA]IED AT GRAVEL -
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SAND IN I~RFACE,
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SECTION A-A
TYPICAL ELEVATION

AIR WASH
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~AIR WASH
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HC ANCHORS
• 1 I [_1
SECnON B-~
DETAIL 'A'
SUPPORTS AT END OF HEADER
HEADER SUPPORT
FIGURE 8.13 Vitrified clay tile underdrain with auxiliary air scouring system. (Source." Roberts Water
Technologies, Inc.)