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Walls-Uncracked.................0.70*Ig modeled as membrane shell – f11, f22 = 0.70
Walls-Cracked......................0.35*Ig similar to Walls-Uncracked (with modifiers of 0.35)
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Walls-Uncracked.................0.70*Ig modeled as membrane shell – f11, f22 = 0.70
Walls-Cracked......................0.35*Ig similar to Walls-Uncracked (with modifiers of 0.35)
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