BILL OF QUANTITITES

Other Chapters

• Q1: What is B.O.Q?
  Ans: The term B.O.Q refers to the Bill of Quantities. A B.O.Q is a document prepared by a cost estimator to calculate the exact cost of project work by multiplying item work by their rate.
• Q2: Define P.C.C.
  Ans: P.C.C stands for Plain Cement Concrete. Usually 1:2:4 is used for P.C.C works.
• Q3: Define R.C.C.
  Ans: R.C.C stands for Reinforced Cement Concrete. Usually 2:4:8 is used for R.C.C works.
• Q4: Define R.B.C.
  Ans: R.B.C stands for Reinforced Brick Concrete. It contains bricks, steel, cement, sand and aggregate.
• Q5: Write the purpose of preparing a BOQ.
  Ans: BOQ is prepared for:

  • ➔ Cost estimation
  • ➔ Tendering and bidding
  • ➔ Cost control
  • ➔ Communication and Transparency
• Q6: Write down the measuring unit for pointing work.
  Ans: Pointing work is measured in square meters.
• Q7: Write down the items of work for Manhole.
  Ans: Following are the items of work:

  • ➔ Excavation
  • ➔ PCC
  • ➔ RCC cover slab
  • ➔ Manhole frame and cover
  • ➔ Backfilling
• Q8: Write down the items of work for Sewerline.
  Ans: Following are the items of work:

  • ➔ Excavation of trench
  • ➔ Preparation of bedding with sand, gravel, or PCC for supporting the pipes
  • ➔ Laying and jointing of sewer pipes with proper slope
  • ➔ Construction of manholes at specified intervals
  • ➔ Backfilling and compaction of trench
• Q9: Write down the items of work for Septic Tank.
  Ans: Following are the items of work:

  • ➔ Excavation for the tank as per design dimensions.
  • ➔ PCC base for foundation stability.
  • ➔ Brick masonry work for walls and partitions.
  • ➔ Plastering and waterproofing inside and outside.
  • ➔ RCC cover slab with manhole openings.
• Q10: Write down the items of work for Soakage Pit.
  Ans: Following are the items of work:

  • ➔ Excavation of pit to required size.
  • ➔ Dry brick or stone masonry in circular or square shape.
  • ➔ Laying of filter media (brickbats, gravel, sand) at bottom.
  • ➔ Providing a perforated cover slab or mesh.
  • ➔ Backfilling and compaction of trench
• Q11: How to calculate steel?
  Ans: Steel is calculated as follows:

  • ➔ Weight of the bar in kg/meter should be calculated as (d²/162) where ‘d’ is the diameter of the bar in mm.
  • ➔ ‘L‘ for column main steel in footing should be considered as a minimum of 30cm or as specified.
  • ➔ For bent-up bars, add 0.42d in the straight length of the bar where ‘d’ is the clear depth of the beam/slab.
• Q12: Draw a rough sketch of BOQ?
  Ans: