Contractors and suppliers frequently submit design elements for the approval by the design team. Contractors, subcontractors and suppliers can also be responsible for design-build elements that must be. coordinated with the overall design concept.
Broker/Agent. Arlington Heights, IL. View Profile. pro-rata share: Take total actual CAM expenses from the prior year (or CAM budget if you know that planned expenses are different that the prior year) and divide by 100,000 to determine CAM cost per square foot.roker/Agent. Arlington Heights, IL. View Profile. pro-rata share: Take total actual CAM expenses from the prior year (or CAM budget if you know that planned expenses are different that the prior year) and divide by 100,000 to determine CAM cost per square foot.
1 To estimate electricity cost, convert motor horsepower to kilowatts and multiply by run time. 2  A more precise calculation would include input volts, amps, and power factor.  Convert horsepower to cubic feet per minute (CFM) to calculate running cost by air volume.