LCI Preconstruction & Estimating Training Manual

Floor To Skin Ratio Analysis (By Type) - Including Substructure Framing/Backup

Floor Area

Skin Area

Description Per Design Skin Sq.FT (0.56 Ratio) Optimal skin design Skin Sq.FT (0.45 Ratio)

149,133 119,171 29,962

Square footage delta

Average skin cost

$

70.54

Added cost premium

$

2,113,581.18

Premium per Gross Square Footage

$

7.98

10/31/2016 Return to Table of Contents

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