Page 238 - Masonry and Concrete

Footings, Foundation Walls, Basements, and Slabs
237
FOOTINGS, FOUNDATION WALLS, BASEMENTS, AND SLABS

VAPOR RETARDER LAPPED
OVER FOOTING OR SEALED
TO FOUNDATION WALL

OPTIONAL SAND
CUSHION BLOTTER OR
PROTECTION COURSE
CAPILLARY
BREAK AND
DRAINAGE
LAYER
SUBGRADE

SLABS ON GRADE

VAPOR RETARDER
OPTIONAL
WATERSTOP LAPPED OVER
DRAINAGE MAT
FOOTING OR SEALED
TO FOUNDATION WALL
WATERPROOFING
MEMBRANE
OPTIONAL
SAND
DRAIN
CAPILLARY
BREAK AND
DRAINAGE
GRANULAR LAYER
FILL WRAPPED SUBGRADE
IN FILTER FABRIC
OPTIONAL WATERSTOPS
BASEMENTS
FIGURE 6-42
Vapor retarders. (adapted from ASTM E1643 Standard Practice for Installation of Water
Vapor Retarders Used in Contact with Earth or Granular Fill Under Concrete Slabs. Copy-
right ASTM).

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