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:
