Cover Image
close this bookBamboo and Woodstave Technology (Swedish International Development Authority Teknicus - Teknicus Interconsulting AB, 1991, 188 p.)
View the document(introduction...)
View the documentFOREWORD
View the documentPREFACE
View the documentACKNOWLEDGEMENT
Open this folder and view contentsPART I. BAMBOO TECHNOLOGY AND ENGINEERING
Open this folder and view contentsPART II. WOODSTAVE TECHNOLOGY AND ENGINEERING
View the documentREFERENCES
View the documentAppendix 1. Hydraulic gradients of bamboo pipes
View the documentAppendix 2. Hydraulic gradients of woodstave pipes
View the documentAppendix 3. Hydraulic gradients of polythene pipes NP6
View the documentAppendix 4. Hydraulic gradients of P.V.C. pipes NP 6
View the documentAppendix 5. Hydraulic gradients of galvanized steel pipes
View the documentAppendix 6. Flow from DP’s various terminal pressures
View the documentAppendix 7. Calculation of velocities in various pipes
View the documentAppendix 8. Mean strength properties of pine timber (2 inch - standard)
View the documentAppendix 9. Calculation of foundation structure for the 5 000 gallons tank of Magama
View the documentAppendix 10. Cost for woodstave product
View the documentAppendix 11. Prices for different materials - September 1988
View the documentABOUT THE AUTHOR

Appendix 11. Prices for different materials - September 1988

A. Concrete

UNICO (Private company) - present prices of concrete roa culverts and sewers (Sept. 1988).

Size

Price (TSH)

Price per m (calculat (TSH)

4” x 6’

1 000

550

9” x 6’

4 000

10”

2 300

12” x 6’

4 500

15” x 6’

5 000

16”

2 900

18” x 6’

5 500

24” x 6’

6 500

3 600

36” x 3’

7 000

7 700

48” x 3’

9 000

9 900

MECCO (Governmental org.) - Present prices of concrete r culverts and sewers (Sept. 1988).

Size

Price (TSH)

Price per m (calculate (TSH)

4” x 3’

230 (plain)

260

9” x 6’

820 (plain)

10”

510

12” x 6’

1 090 (plain)

15” x 6’

2 980 (reinf.)

16”

1 700

18” x 6’

3 030 (reinf.)

24” x 6’

4 420 (reinf.)

2 460

36” x 3’

3 865 (reinf.)

4 230

48” x 3’

5 915 (reinf.)

6 470

Ministry of Water - concrete water tanks, total approx. costs 1985/86.

Capacity (m³)

Costs (MTSH)

Excl. Trp (MTSH) *)

22.5

0.8

0.6

45

1.2

0.9

90

1.5

1.125

202.5

1.7

1.275

*) Costs exclusive transporting is calculated to be 75 % of the total cost.

Shinyanga region - estimated cost of a water tank in concrete
made 1988. volume 50 m³.

TSH

Materials

416 870

Labour

40 000

Transport

150 000

Contingencies (+ 10 %)

60 687

Total estimated cost

667 557

Estimated cost (excl. transport) 0.5 MTSH.

B. Plastic

Tanganyika Tegry (Plastics) Limited, Dar es Salaam. Prices per meter September 1988:

Dimension

Class A (non pressure)

Class (6 atm.)

4” (100 mm)

429

551

10” (250 mm)

2 310

3 762

16” (400 mm)

4 785

6 963

C. Steel

City Council. Dar es Salaam
Water tank for individuals made of sheet metal.
May - Sept. 1988.

Size

Small size (below 1 000 litres) Not more than 20 000 TSH
Large size (below 5 000 litres) Not more than 85 000 TSH

MAJI store, Kurasini

Prices for G. S. pipes (steel) May - Sept. 1988

Size

Price (6m)

TSH per m (calculated

4” (100 mm)

9 324 TSH

1 554

Corrugated metal pipe culverts length 12 m.

Diameter (m)

TSH per m

Calculated

price (TSH)



per m

8 m culvert

0.6

9 400

75 200

0.8

13 416

0.9

16 100

128 800

1.2

25 000

200 000