Thursday, November 21, 2019

CESSM 3 and the NRA method of measurement Essay Example | Topics and Well Written Essays - 750 words

CESSM 3 and the NRA method of measurement - Essay Example In the CESSM3, the maximum depths are categorized, whereas the Series 1700 NRA method of measurement constitutes an additional division that has the planned area of excavationIn Class F&G from CESSM3, the eight most common component types in each class division are compiled; an attempt is not made to list all component types in any class.Class F&G from CESSM3 method of measurement seeks to attain these objects principally by using the Work Classification that defines how the work is to be divided into separate BOQ items, the information to be provided in the descriptions of the items and the units that the quantities will be expressed against each itemBoth the Class F&G from CESSM3 and the Series 1700 NRA Measurement methods allow for an item for geotextiles, although CESSM 3 only lists this item as geotextile and there is no space for the description of the item which is provided for in NRA method of measurement. This item is quite similar for both of these methods of measurement. B oth the Class F&G from CESSM3 and the Series 1700 NRA Measurement methods allow for separate headings for material disposal. Both methods of measurement are measured in M3, but the items to be disposed of vary from one method of measurement to the other. In the NRA method of Measurement, the items are listed as Acceptable material Class 5A, Acceptable material excluding 5A, Unacceptable material ClassU1 and Unacceptable material Class U2. On the other hand, topsoil, rock or artificial hard material, a material other than topsoil, rock and stated artificial hard material are listed in the In Class F&G from CESSM3.

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