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Building Estimation Step by Step In Excel Sheet

Building Estimation Step by Step In Excel Sheet

Building Estimation

Building Estimation is important for any building construction project. Architects and structural designers complete the work by creating various drawings related to the building such as center line plan, elevation, and section, structural design.

With the help of these various drawings, the estimator prepares an estimation sheet, quantity sheet, abstract sheet, and calculates the total cost of various construction materials.

Different materials are used in building. So it is very useful to create a construction estimate in Excel to calculate the amount of these different materials.

In this article, we will explain the calculation of different steps for building an estimate.

Different Steps for Building Estimate

1. Excavation

Calculation of excavation according to drawing.

Excavation for any building is measured in cubic meters in length, width and height.

Excavation work in different types of soil is measured under different items. These include foundation excavation, excavation in hard rock, excavation in shallow rock, excavation in ordinary soil etc.

In this way, excavation work is measured under different items according to different soils.

Also Read : What Is a Skeleton Frame? | What Is Building Skeleton? | Use of Steel Frame Structures | Advantages & Diaadvantage of Steel Frame Construction

foundation plan (4)

section (4)

Any excavation work done is measured in cubic meters It is measured under different items, such as hard clay, soft clay, etc.

Footing excavation work requires its location in the footing location drawing and its depth in the section drawing. Study the drawing given below.

Also Read : What is the Plinth Beam? | Application of Plinth Beam | Specification of Plinth Beam | Plinth Protection

QUANTITY SHEET
Sr. No. Item Description Nos Length Width Height Quantity Unit
1 Earthwork
Footing
C1 (F1) 2 8.5 8 5.33 724.88 Cu.foot
C2 (F2) 5 10.75 7.5 5.33 2148.656 Cu.foot
C3 (F3) 1 8.5 8 5.33 362.44 Cu.foot
C4 (F4) 2 10.5 10 5.33 1119.3 Cu.foot
CF1 1 10.75 12.08 5.33 692.1538 Cu.foot
CF2 1 12.75 10.5 5.33 713.5538 Cu.foot
2′ =Extra For working space
TOTAL 5760.984 Cu.foot

2. Footing P.C.C

footing schedule

QUANTITY SHEET
Sr. No. Item Description Nos Length Width Height Quantity Unit
2 Footing P.C.C.
Footing
C1 (F1) 2 5.5 5 0.1 5.5 Cu.foot
C2 (F2) 5 7.75 4.5 0.1 17.4375 Cu.foot
C3 (F3) 1 5.5 5 0.1 2.75 Cu.foot
C4 (F4) 2 7.5 7 0.1 10.5 Cu.foot
CF1 1 9.12 7.75 0.1 7.068 Cu.foot
CF2 1 9.75 5.5 0.1 5.3625 Cu.foot
6″ =Extra For Shuttering working space
TOTAL 48.618 Cu.foot

3. Footing R.C.C.

How to Find Footing R.C.C. as Per Drawing 

In this plan, 12 footings as per drawing.

for half trapezoidal footing we have to increase the length according to the footing. then divided it by 4.

Also Read : What Is Foundation Repair? | Signs of Foundation Problem | House Foundation Repair Methods

QUANTITY SHEET
Item Description Nos Length Widht A1 Length 2 Widht 2 A2 Height √(A1 x A2)) Quantity Unit
Footing R.c.c.
C1 (F1) slope 2 8.5 7.5 63.75 1.5 2.5 3.75 0.25 15.46 10.37 Cu.foot
Rectangle footing 2 4.6 3.75 0.75 25.87 Cu.foot
C2 (F2) 5 6.25 6.5 40.625 1.5 1.3 1.95 0.41 8.9 53.62 Cu.foot
Rectangle footing 5 6.25 3.25 0.41 42.31 Cu.foot
C3 (F3) 1 8.5 7.5 63.75 1.5 2.5 3.75 0.25 15.46 5.18 Cu.foot
1 4.6 3.75 0.75 0 12.93 Cu.foot
C4 (F4) 2 5.5 6 33 1.25 0.75 0.9375 0.33 5.56 26.33 Cu.foot
CF1 1 6.25 7.875 49.21875 4.625 1.25 5.78125 0.66 16.86 47.91 Cu.foot
CF2 1 8.5 4.25 36.125 5.25 0.75 3.9375 0.5 11.92 25.99 Cu.foot
Total 250.54 Cu.foot

Also Read : Light weight Concrete | Properties of Lightweight Concrete | Type of Lightweight Concrete | Uses of Lightweight Concrete

4. Column up to Plinth Level R.C.C.

section (4)

QUANTITY SHEET
Sr. No. Item Description Nos Length Widht Height Quantity Unit
1 Column Up to Plinth Level R.C.C.
Footing
C1 (F1) 2 1.25 0.75 3.5 6.5625 Cu.foot
C2 (F2) 6 1.25 0.75 3 16.875 Cu.foot
C3 (F3) 2 1.25 0.75 3.5 6.5625 Cu.foot
C4 (F4) 4 1.25 0.75 3 11.25 Cu.foot
TOTAL 41.25 Cu.foot

Also Read : What Is the Estimate? | Type of Estimate | Advantage & Disadvantage of Estimate

5. Ground Beam R.C.C.

Ground beam (2)

QUANTITY SHEET
Item Description Nos Length Width Height Quantity Unit
Ground Beam R.C.C.
Beam (9″ X 1′)
Long wall 3 40.375 0.75 1 90.84375 Cu.foot
1 8.25 0.75 1 6.1875 Cu.foot
1 10.75 0.75 1 8.0625 Cu.foot
1 10 0.75 1 7.5 Cu.foot
short wall 1 13.25 0.75 1 9.9375 Cu.foot
2 23.25 0.75 1 34.875 Cu.foot
2 28 0.75 1 42 Cu.foot
1 5.5 0.75 1 4.125 Cu.foot
Deduction 14 0.75 1.3 1 -13.65 Cu.foot
TOTAL 189.8813 Cu.foot

6. Plinth Beam R.C.C.

The length of the plinth beam is measured face to face between the columns. Beam depth is measured from top to bottom of the slab.

QUANTITY SHEET
Item Description Nos Length Width Height Quantity Unit
Plinth Beam R.C.C.
Beam (6″ X 9″)
Long wall 1 12.25 0.5 0.75 4.59375 Cu.foot
1 7.5 0.5 0.75 2.8125 Cu.foot
short wall 1 3 0.5 0.75 1.125 Cu.foot
1 8.25 0.5 0.75 3.09375 Cu.foot
TOTAL 11.625 Cu.foot

7. Backfilling

QUANTITY SHEET
Sr No Item Description Nos Length Width Height Quantity Unit
BackFilling
1 Backfilling In Footing
Total Excavation Area 5760.98 Cu.foot
Deduction
A Footing P.C.C -48.618 Cu.foot
B Footing R.C.C. -250.54 Cu.foot
C Footing Column -41.25 Cu.foot
2 Ground Beam Backfilling -189.88 Cu.foot
3 Plinth Beam Backfilling -11.625 Cu.foot
Total Back Filling Total 5219.067 Cu.foot

Also Read : What Is Concrete Frame? | What Is Precast Concrete Frames? | The Components of Concrete Framed Structures | Advantage & Disadvantage of Concrete Framed Structure

8. Column Up to Slab Level R.C.C

QUANTITY SHEET
Sr. No. Item Description Nos Length Width Height Quantity Unit
1 Column Up to Slab Level R.C.C.
Column 14 1.25 0.75 2.65 34.78125 Cu.foot
Total 34.78 Cu.foot

9. Brick Masonry  

Brick masonry for measuring brick masonry is measured in volume for a thickness of 9 inches. Masonry work with single bricks is measured in square meters.

QUANTITY SHEET
Sr. No. Item Description Nos Length Widht Height Quantity Unit
1 Brick Masonry
9″ thick wall Brick Masonry
Front side wall 1 17.75 0.75 3 39.9375 Cu.foot
Left side wall 1 28 0.75 3 63 Cu.foot
Back side wall 1 31.25 0.375 3 35.15625 Cu.foot
Right side wall 1 23.625 0.75 3 53.15625 Cu.foot
Right side wall 1 14.42 0.375 3 16.2225 Cu.foot
Total 207.4725 Cu.foot
Deduction
Column 14 1.25 0.75 3 39.375 Cu.foot
Window W 2 4 0.75 4 24 Cu.foot
Window W1 1 3 0.75 4 9 Cu.foot
Ventilation 2 2 0.75 2 6 Cu.foot
Door 1 3 0.75 7 15.75 Cu.foot
Door 2 2.5 0.75 7 26.25 Cu.foot
Total 120.375 Cu.foot

Also Read : What Is Hydraulic Cement? | Hydraulic Cement Uses | Mixing of Hydraulic Cement | How to Apply Hydraulic Cement | Advantages & Disadvantages of Hydraulic Cement

10. In Side Plaster

Calculation of  InSide Plaster as Per Drawing.

No deduction will be made from the total measurement for opening less than 0.5 square meters in plaster work. Separate measurement of plaster for roof and wall is taken.The bend of plastering is measured separately in running meters.

QUANTITY SHEET
Sr. No. Item Description Nos Length Widht Height Quantity Unit
In Side Plaster
Bed Room
Ceiling plaster 1 10 12 120 sq foot
Long Wall 2 12 3 72 sq foot
Short wall 2 10 3 60 sq foot
Total 252 sq foot
Deduction
Windows 1 1.5 4 6 sq foot
Door 1 1 2.5 7 17.5 sq foot
Toilet Door 1 2 7 14 sq foot
Total 37.5 sq foot

11. Slab R.C.C.

plan (2)

QUANTITY SHEET
Sr. No. Item Description Nos Length Width Height Quantity Unit
1 Ground slab concrete 1 32.825 28 0.41 376.831 cum foot

Also Read : What Is Concept Drawings? | Architecture Concept Drawing | Types of Drawings for Building Design

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