3.1.5 Setting out the building

Steps carried out 24.5

1. Establishment of base line 7.1 17.4

14.5

24.5 24.5

2. Setting out the right angle at the correct laugh and offer we checked the diagonals.

13.5

23.5

Figure 9: setting out operation

3. Setting the profiles boards of the trench foundation wall.

4. Establishment of profiles

5. Making of position of portion walls on the profile with lither mails and sow cuts

6. The stretched of building line through the nails and cornet pegs mark.

All setting out work have been carried manually for giving jobs Ngoma populations.

3.2 Foundations

3.2.1 Foundation Sizes

Consolidation: 20x80 cm

Footing size: 60x 100 cm

Foundation: 40x 100 cm

Projection: 10cm= light and left

3.2.2 Foundation Materials

Stone for foundation between the columns

Concrete for consolidation

Timber for form work

3.2.3 Foundation Types

Our foundation types is ‘’deep Foundation’’ because of its dimensions.

3.3 Elevations

3.3.1 Columns

The size of our column should be 30x30 cm and height is 320 cm

Colum materials

• Reinforced concrete its means concrete and embedded steel bars

Column type

According to the slenderness ratio which is less than 14.3 for square or rectangular column our column types is ‘’ Short Column, which has lateral ties with longitudinal bars

3.4 Walls

• Walls sizes

• Thickness is 20 cm

• Height = 300 cm

• Walls materials

• Cement based blocks

• mortar

• Bricks for internal portion walls

• Glaze for cyber coffee portion

Steps for Wall Construction

The fixing of profile lines to locate on external corner or strip foundations

Using the builders level held vertically and or plumb

Stretcher line between the corners to provide position for the first course of block securing line by wrapping it around blocks.

Removing of line after the first course of blocks

Laying blocks in arrow adjust their position

Checking horizontal and vertical level

Forming the joints while the mortar is soft

Tools used for Wall Construction

• Trowels

• Building level

• Float

• Strings

• Plumb

• Mortar pan

• Pegs

• Pinch

3.5 Beam

Cross beams size

Thickness 30cmx13,5cmx23,5c

Horizontal beam sizes

Have 30cmx23,5cm long

30cmx13,5cm long

• Beam materials

• Reinforced concrete

• Timber for formwork

Steps for Beam Construction

Our beam should be cast in situ

Election of timber formwork

Sealing all the joint with mastic between the timber formwork and block work to stop the cement and water leaking out

Painting inside the formwork with realizing oil

Placement of reinforced in the formwork and check that the bars 50cm from each end of the box and supported by spacers

Pour the concrete into the timber box and making sure that it floors down around and under the rods