Engineering and Contracting . be-fore he starts to put a price upon his quan- lime, 10, 1914. Engineering and Contracting 659 titles and thus starts the price figuring will make one brick take theplace of two, or will make li)0 bbls. of cementmix 1,000 cu. yds. of concrete. These quan-tities are fixed and it seems absurd that thereshould be this unnecessary competition inquantities before prices are put on estimates. which should have been given to the super-vision of work in progress. It is unfortunatethat the building industry, handling as it doessuch a large proportion of the
Engineering and Contracting . be-fore he starts to put a price upon his quan- lime, 10, 1914. Engineering and Contracting 659 titles and thus starts the price figuring will make one brick take theplace of two, or will make li)0 bbls. of cementmix 1,000 cu. yds. of concrete. These quan-tities are fixed and it seems absurd that thereshould be this unnecessary competition inquantities before prices are put on estimates. which should have been given to the super-vision of work in progress. It is unfortunatethat the building industry, handling as it doessuch a large proportion of the trade of thecountry (the whole of the output of the ce-ment, burn-clay and cut-stone trades, and alarge part of the output of the steel, glass, A Quantity Surveyor is an independentparty appointed by the owner, architect, orengineer, whose duty it is to prepare the billof quantities at the owners expense. Under the Quantity System (as advocat-ed by the American Institute of QuantitySurveyors) bills of quantities will be fur-. 3»/^«/6•o?•? Co) Scaffold in Highest Position (b) Scaffold in Lowest Positron Fig. 3. Plans of Scaffold and Outrigyers Showing Tarre in Highest and Lowest Positions for Wrecking Stack. In 1908, the Illinois chapter of the Amer-ican Institute of Architects prepared a reportwhich deals with this subject. Their reportstates that they investigated the office workof five representative contractors. They foundthat the average number of contracts esti-mated by each builder in one year was 72,and that the average number of jobs which heobtained from these estimates was 10. Theaverage value of the time spent by the officeforce of each firm on each estimate was $ everage expense on each estimate, in-cluding additions by sub-contractors and ma-terial men, was $378, making a total of $503spent by each builder on each estimate. Inaddition to these expenses the head of eachcontracting concern spent 21 per cent of histotal time in estimating or in overseei
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