No_6_1959 — Page 41

Figure 4.

Figure 3.

Fig. 1.

W

Figure 5.

Plan of the smallest Housing Trust building, designed for prefabricated construction. Key: 1. Corr. asbestos cemt. roofing sheet. 2. 4" x 2" purlin. 3. 4" x "2 rafter.

x 2" tie beam. 5. 6′′ x 1" floor board T. &

6. 5′′ x 2′′ floor joists @ 2′-0′′ c/c. 7.7" x 2" bearer. 8. 4" x 4" post. 9. M/S post shoe. Fig. 2. Construction of the main frame, before adding roof and cladding panels. Key: I. M/S post shoe. 2. Concrete block. 3. 5" x 2" trimmer for stairs. 4. 3" x 1" wind bracing in both bays. 5. king post. 6. 4" x 2" tie beam. 7. 4" x 8. 4" x 2" struts. 9. 3" x 1" bracing. 10. post plate. 11. 4′′ x 4′′ post. 12. 7" x 2" 13. 5′′ x z′′ floor joists @@ 2′-0′′ c/c. floor boards I. & G. 15. 5′′ x 2′′ nogging.

Fig. 3

14.

##

x 2"

rafter. " x 2" bearer. 6" x 1"

A stage in the construction of the prefabricated style. Fig. 4. The completed building, as shown at the Merdeka

Exhibition, 1957.

Fig. 5. One of the small houses under construction at a

Housing Trust site in Central Malaya.

Fig. 7.

Fig. 6. A larger building, also prefabricated, on the same site. A number of prefabricated buildings nearly completed on the central Malaya site.

compared with one made from cor- rugated metal sheets. The round poles, too, seem to be losing the cost advantage that presumably they once possessed. Poles of small diameter are unsuitable for main

THE HONG KONG & FAR EAST BUILDER

-

supports in all except the most temporary buildings, since their sap- wood rots away quickly at ground level and is often attacked by in- sects higher up. If larger poles are used

to ensure that enough heart-

VOLUME 14, NUMBER 6

Figure 6.

Figure 7.

wood remains to support the build- ing, their cost is correspondingly greater, especially since a durable species must be chosen to ensure that the heartwood is not destroyed at the ground. Preservative treatment

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