200 hours of common labor at the 20-city average of common labor rates, plus 25 cwt of standard structural steel shapes at the mill price prior to 1996 and the fabricated 20-city price from 1996 ...
For their materials component, both indexes use 25 cwt of fabricated standard structural steel at the 20-city average price, 1.128 tons of bulk portland cement priced locally and 1,088 board ft of ...
The CWT segment produces spray polyurethane foam technologies, architectural metal, heating, ventilation and air conditioning (HVAC) hardware and sealants, below-grade waterproofing, and air and ...