FOUNDATION COSTS -HOUSE AT RUIRU

Bill No. 1

SUBSTRUCTURES

(ALL PROVISIONAL)

 

MATERIALS LABOUR
Clear new buildings area of all grass, weeds, shrubs, rubbish,  bushes and the like and grub up all roots, tree stumps or similar obstructions and burn or cart away

m2

100

32

       3,200.00                  –         3,200.00
 

                 –                  –
Excavate to reduce levels commencing from stripped level

m3

100

96

       9,600.00                  –         9,600.00
 

                 –                  –
Excavate foundation trench depth not exceeding 1.5m commencing from reduced levels

m3

100

96

       9,600.00                  –         9,600.00
 

                 –                  –
 

                 –                  –
Return, fill and ram selected excavated material around foundations.

m3

100

64

       6,400.00                  –         6,400.00
 

                 –                  –
Load and cart away surplus excavated material from site

m3

100

176

      17,600.00                  –       17,600.00
 

                 –                  –
300mm Thick approved hardcore fill , handpacked, well rammed, watered and well compacted to Engineer’s direction and satisfaction

m2

100

240

      24,000.00       19,200.00         4,800.00
 

                 –                  –
30mm Thick murram blinding to surfaces of hardcore

m2

100

40

       4,000.00        3,200.00           800.00
 

                 –                  –
Chemical anti-termite treatment executed complete by an approved  specialist under a ten (10) year guarantee to surfaces of blinded hardcore

m2

100

80

       8,000.00        6,400.00         1,600.00
 

                 –                  –
 

                 –                  –
1000 gauge polythene or other equal and approved damp proof membrane  laid under surface bed with 300mm side and end laps (measured nett- no allowance made for laps)

m2

100

60

       6,000.00        4,800.00         1,200.00
 

                 –                  –                  –
Mass concrete 1:3:6 (class 15/20)

                 –                  –                  –
 

                 –                  –                  –
50mm Thick under strip footings

m2

5

240

       1,200.00           960.00           240.00
 

                 –                  –                  –
Ditto under column bases

m2

1

240

          240.00           192.00             48.00
 

                 –                  –                  –
Vibrated, reinforced concrete (1:2:4) class 20/20

                 –                  –                  –
 

                 –                  –                  –
Strip foundations

m3

12

5360

      64,320.00       51,456.00       12,864.00
 

                 –                  –                  –
Column bases

m3

0

5360

                 –                  –                  –
 

                 –                  –                  –
Columns

m3

0

5360

                 –                  –                  –
 

                 –                  –                  –
Steps

m3

0

5360

                 –                  –                  –
 

                 –                  –                  –
150mm Thick ground floor slab

m2

100

804

      80,400.00       64,320.00       16,080.00
 

                 –                  –                  –
Extra over 150mm slab for thicknessing 800mm wide and 125mm thick including forming hardcore and any necessary formwork

m

2

560

       1,120.00           896.00           224.00

                 –                  –                  –
Steel wire fabric mesh reinforcement to B.S. 4483 Ref: A142 in concrete bed (measured nett-no allowance made for minimum of 225mm laps) including tying and supporting as required

m2

100

188

      18,800.00       15,040.00         3,760.00
 

                 –                  –                  –
Mild steel rod reinforcement to B.S. 4449 and K.S. 02-22.1976

                 –                  –                  –
 

                 –                  –                  –
8mm Diameter bars

Kg

600

70

      42,240.00       33,792.00         8,448.00
 

                 –                  –
Square twisted mild steel reinforcement to B.S. 4461 and K.S. 02-22:1976

                 –                  –
 

                 –                  –
10mm Diameter bars

Kg

1

70

                 –                  –                  –
 

                 –                  –
12mm Diameter bars

Kg

1

70

                 –                  –                  –
Sawn timber formwork

                 –                  –
 

                 –                  –
Sides of strip foundations

m2

2

240

                 –                  –                  –
 

                 –                  –
Sides of steps

m2

2

240

                 –                  –                  –
 

0

                 –                  –
Edge of slab exceeding 75mm but not exceeding 150mm high

m

60

36

       2,160.00        1,728.00           432.00
 

                 –                  –
Natural coursed stone  obtained from an approved quarry, jointed  and bedded in cement and sand (1:3) mortar

                 –                  –
 

                 –                  –
200mm Thick walling

m2

114

720

      82,080.00       65,664.00       16,416.00
 

                 –                  –
12mm Cement and sand (1:3)render on stone or concrete plinths

m2

10

144

       1,440.00        1,152.00           288.00
 

                 –                  –
Prepare and apply two coats black bituminous paint to rendered concrete or stone surfaces

m2

10

144

       1,440.00        1,152.00           288.00
 

                 –                  –
Total Carried to Summary

  383,840.00   269,952.00   113,888.00
 

                 –                  –
Francis Gichuhi (692 Posts)

Architect Francis Gichuhi . B.Arch. University of Nairobi. Registered Architect, Kenya. Member, Architectural Association of Kenya. Contacts. email info@a4architect.com. Telephone +254721410684


Share

Leave a Reply

Your email address will not be published. Required fields are marked *