Structural · S-ADWV9

Basement Retaining Wall and Foundation Slab Connection

Materials

Elements

Walls Retaining Walls Parapets Floors / Slabs Foundations / Footings Bracing Expansion / Control Joints Waterproofing / Flashing Anchors / Embeds Reinforcing

Connections

Rebar Splice / Development

About this detail

A reinforced concrete retaining wall transitions into a basement mat slab and ties into a Level 1 floor slab. The fourteen-inch retaining wall features number six vertical bars at twelve inches on center each face on the outside, and number eight vertical bars at twelve inches on center on the inside face. Vertical dowels lap into the wall from the mat slab below, maintaining a two-inch concrete clearance. At the top, vertical wall reinforcing hooks directly into the floor slab. A waterproofing membrane is applied beneath the mat slab. An eight-inch cantilever retaining wall extension continues above Level 1 for a maximum of six feet.

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