TY - RPRT TI - An approach for measuring reductions in delivery time : baseline measures of construction industry practices for the national construction goals AU - Chapman, Robert E AU - Rennison, Roderick PY - 1998 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 6189 DO - 10.6028/NIST.IR.6189 ER -