Foundation wall system

A foundation wall system comprising:

• a foundation wall of a known height, thickness, and length and wherein a first end of the foundation wall has an extension protruding outward a predetermined length, wherein the foundation wall is reinforced with a plurality of reinforcement members;
• a foundation base having a recessed groove of a predetermined depth along a centerline of the foundation base, wherein the foundation wall is situated on the foundation base by inserting the extension into the groove, and the foundation base has extensions along predetermined portions of the foundation base, wherein the foundation base has a uniform width and thickness;
• a plurality of lateral stiffeners structures integrated into the foundation wall at predetermined location along the length of the foundation wall, wherein the lateral stiffeners are sized to fit on the extensions of the foundation base, and wherein the at least one of the lateral stiffeners are reinforced with a reinforcement member and each of the lateral stiffeners has a uniform horizontal cross section, and not extending above a top edge of the foundation wall;
• and
• a drain tile, wherein the drain tile interfaces with an exterior surface of the foundation wall and the lateral stiffeners at the foundation base.