20. ESTIMATING MAN-HOURS PER INDIVIDUAL CONCRETE FOUNDATION: your URL + notes for e-tool-20, a TCF calculator/algorithm for multi-faceted construction projects. (The Constructor's Friend)
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20. ESTIMATING MAN-HOURS PER INDIVIDUAL CONCRETE FOUNDATION: your URL + notes for e-tool-20, a TCF calculator/algorithm for multi-faceted construction projects. (The Constructor's Friend)
