Quantity Takeoff

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The rules and precautions that should be followed when measuring brick works are(Figure 2.6):- Measured in m 2 (by area) if thickness
Internal Plaster:- Engineering measurement by area (m 2 ).- All openings are deducted.- All openings sides are added.- Inclined slabs are calculated based on their horizontal projection.External plaster:- Measured by area (m 2 ).- Openings with areas < 4 m2 are kept with deduction.- Deduct half the area of the openings ≥ 4 m 2 .- Openings with areas < 4 m 2 are kept with deduction.- Cantilever slabs < 1 m projection not added.- Add half the area of cantilever slabs ≥ 1 m.2.5 Example Application: SubstructureAs with most measurement exercises it is good practice to start with a taking-off listcontaining all the items that have to be included on a Substructure – taking-off list:• Site preparation Removing trees and shrubsLifting turfTop soil/removing/preserving• Excavation Reduce levels/disposal of excavated materialExcavating trenches/disposal of excavated material/filling/surface treatments• Earthwork support to sides of reduced level/sides of trenches• Concrete FoundationsBeds/formwork/damp-proof membrane• Masonry Brick walls/facingsForming cavitiesFilling to cavitiesDamp-proof coursesSite levelsCost Estimating 33 Dr. Emad Elbeltagi
Page 1 and 2: CHAPTER 2QUANTITY TAKE-OFFThe quant
Page 3 and 4: Information usually included in the
Page 5 and 6: - Utilize a process that easily rec
Page 7 and 8: The bill of quantities, when comple
Page 9 and 10: Excavation:- Quantities are calcula
Page 11: - Consider the example shown in Fig
Page 15 and 16: Fig. 2.7: Ground floor plan showing
Page 17 and 18: included with the working space ite
Page 19 and 20: Cost Estimating 39 Dr. Emad Elbelta
Page 21 and 22: Cost Estimating 41 Dr. Emad Elbelta
Page 23 and 24: 2.6 Exercises1. Consider the follow
Page 25 and 26: 3. Perform quantity surveying for t

Quantity Takeoff

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