Unit Measurements, Task Work, Painting Coefficients, and Steel Reinforcement Thumb Rules

Vocabulary flashcards covering unit measurements for works and materials, painting coefficients as per IS: 1200 - Parris, daily labour out-turn rates, measurement degrees of accuracy, and steel reinforcement thumb rules.

Ornamental Cornice and Bore Wells Measurement Unit

Measured in Running meter ($R.M$).

Glazing Panels Unit of Measurement

Measured in square meters ($m^2$).

Electrical Fittings Unit of Measurement

Measured in numbers ($\text{NO'S}$).

All Electrical Works Unit

Measured in Points ($PKS$).

Bitumen Unit of Measurement

Measured in Tonne.

Shutters for Doors and Windows Unit

Measured in square meters ($m^2$).

Brick Metric System Dimensions Unit

For brick size $19 \times 9 \times 9\,cm$, it is measured in $cm$.

Aggregate Metric System Unit

For sizes such as $20\,mm$ and $40\,mm$, it is measured in $mm$.

Earthwork Excavation, Backfilling, and Sand filling Unit

Measured in cubic meters ($m^3$).

Excavation in Holes in Rocks Unit

Measured in numbers ($\text{NO'S}$).

Blasting Explosive Unit

Measured in kilograms ($kg\text{'s}$).

Cable Pulling Excavation Unit

Measured in Running meter ($R.M$).

PCC, RCC, Precast Unit, and Sunshade [chajja] Unit Measurement

Measured in cubic meters ($m^3$).

Precast RCC Jolly Work Unit

Measured in square meters ($m^2$).

Damp Proofing Course (D.P.C) Unit

Measured in square meters ($m^2$).

Brickwork Wall Thickness Measurement Standards

Half brick wall corresponds to $10\,cm\text{ (}0.1\,m\text{)}$, one brick wall to $20\,cm\text{ (}0.2\,m\text{)}$, and one and a half brick wall to $30\,cm\text{ (}0.3\,m\text{)}$.

All Brickwork and Stone Masonry Unit

Measured in cubic meters ($m^3$).

Cornice Brickwork and Stonework Unit

Measured in Running metre ($R.M$).

Wood Work in Frame Unit

Measured in cubic meters ($m^3$).

Wood Work in Shutter Unit

Measured in square meters ($m^2$).

Reinforcement Steel Unit of Measurement

Measured in Tonne, Quintal, or $kg\text{'s}$.

Bar Bending Wire Fencing Unit

Measured in Running meter.

Hold Fast Quantity Standards

Measured in $\text{NO'S}$ or $kg\text{'s}$, with $6\text{ NO'S } (3\text{ pairs})$ for doors and $4\text{ NO'S } (2\text{ pairs})$ for windows.

Painting Area Formula

Calculated as $\text{Painting area} = \text{Opening area} \times \text{Painting Coefficient}$ as per IS: 1200 - Parris.

Fully Pannelled Doors and Windows Painting Coefficient

Equal to $2.25\text{ (or) }2.60$.

Fully Glazed Doors and Windows Painting Coefficient

Equal to $1.00\text{ (or) }1.60$.

Partially Pannelled and Partly Glazed Doors Painting Coefficient

Equal to $2.00$.

Flush Doors and Windows Painting Coefficient

Equal to $2.040$.

Collapsible Gate Painting Coefficient

Equal to $3.00$.

Steel Rolling Shutters Painting Coefficient

Equal to $2.20\text{ (or) }2.50$.

Plain Steel Sheet Doors and Windows Painting Coefficient

Equal to $2.20$.

Iron Grilled Doors and Windows Painting Coefficient

Equal to $1.00$.

Corrugated Iron Sheet Painting Coefficient

Equal to $1.14$ ($14\%$ extra).

Corrugated Asbestos Cement Sheet Painting Coefficient

Equal to $1.20$ ($20\%$ extra).

Semi-Corrugated Iron Sheet Painting Coefficient

Equal to $1.10$ ($10\%$ extra).

Corrugated Sheet Dimensions Standard

Consists of $7\text{ to }10$ corrugations with a width of $1.05\,m$.

Task Work Sand Filling

$4\,m^3$ within an $8\text{-hour}$ day.

Task Work Excavation in Ordinary Soil

$3\,m^3$ within an $8\text{-hour}$ day.

Task Work Excavation in Hard Soil

$2\,m^3$ within an $8\text{-hour}$ day.

Task Work Excavation in Rocks

$1\,m^3$ within an $8\text{-hour}$ day.

Task Work Disposal of Surplus Earth

$2.83\text{ (or) }3\,m^3$ within an $8\text{-hour}$ day.

Task Work Reinforced Cement Concrete

$3\,m^3$ within an $8\text{-hour}$ day.

Task Work Brickwork in Footing (C.M and L.M)

$1.25\,m^3$ within an $8\text{-hour}$ day.

Task Work Brickwork in Footing (Mud Mortar)

$1.50\,m^3$ within an $8\text{-hour}$ day.

Task Work 2.5 cm Thick C.C Floor

$7.5\,m^2\text{ (Sq.m)}$ within an $8\text{-hour}$ day.

Task Work Brickwork Using L.M and C.M

$1\,m^3$ within an $8\text{-hour}$ day.

Task Work Brickwork Using Mud/Clay Mortar

$1.25\,m^3$ within an $8\text{-hour}$ day.

Task Work Brickwork in Arches Using C.M, L.M

$0.55\,m^3$ within an $8\text{-hour}$ day.

Task Work Half Brick Wall Partition

$5\,m^2\text{ (Sq.m)}$ within an $8\text{-hour}$ day.

Standard Lead and Standard Lift

Standard Lead is $30\,m$ and Standard Lift is $1.5\,m$.

Task Work Random Rubble Masonry (C.M, L.M)

$1\,m^3$ within an $8\text{-hour}$ day.

Task Work Coarse Rubble Masonry (C.M, L.M)

$0.8\,m^3$ within an $8\text{-hour}$ day.

Task Work Stone Masonry in Arches

$0.44\,m^3$ within an $8\text{-hour}$ day.

Task Work Ashlar Rubble Masonry

$0.4\,m^3$ within an $8\text{-hour}$ day.

Task Work Lime Concrete in Foundation and Floor

$8.5\,m^3$ within an $8\text{-hour}$ day.

Task Work Lime Concrete in Roof

$6\,m^3$ within an $8\text{-hour}$ day.

Task Work Plain Cement Concrete

$5\,m^3$ within an $8\text{-hour}$ day.

Task Work Plastering Work

$8\,m^2$ within an $8\text{-hour}$ day.

Task Work Painting Work

$10\,m^2$ within an $8\text{-hour}$ day.

Task Work Painting and Varnishing Doors and Windows

$25\,m^2$ within an $8\text{-hour}$ day.

Task Work Distempering (1 Coat)

$35\,m^2$ within an $8\text{-hour}$ day.

Task Work White Washing (3 Coats)

$70\,m^2$ within an $8\text{-hour}$ day.

Task Work White Washing (1 Coat)

$200\,m^2$ within an $8\text{-hour}$ day.

Dimension Accuracy for Length, Breadth, or Depth

Measured to the nearest $0.01\,m$.

Dimension Accuracy for Area of Work

Measured to the nearest $0.01\,m^2$.

Dimension Accuracy for Volume of Work

Measured to the nearest $0.01\,m^3$.

Wood Work Area Measurement Accuracy

Measured to the nearest $0.002\,m^2$.

Wood Work Volume Measurement Accuracy

Measured to the nearest $0.001\,m^3$.

Slab Thickness Measurement Accuracy

Measured to the nearest $0.005\,m$.

Steel Work Dimension Measurement Accuracy

Measured to the nearest $0.001\,m$.

Steel Work Weight Measurement Accuracy

Measured to the nearest $1\,kg$.

Steel Reinforcement Thumb Rule for Lintel / Slab

Required steel ratio is $0.721\%$.

Steel Reinforcement Thumb Rule for Beam

Required steel ratio is $1\% - 2\%$.

Steel Reinforcement Thumb Rule for Column

Required steel ratio is $1\% - 5\%$.

Steel Reinforcement Thumb Rule for Foundation / Raft Footing

Required steel ratio is $0.5\%\text{ to }8\%$.

Steel Reinforcement Thumb Rule for RCC Work Volume

Required volume of steel is $0.6\%\text{ to }1\%$.