§ 30. Captain Gammansasked the Parliamentary Secretary to the Ministry of Works if he will supply detailed specifications and estimates of costs of the experimental houses erected at Northolt.
| Comparative Cost, etc., of Experimental and Demonstration Houses at Northolt. | ||||||||||
| — | Brick House Type 'C' (with bay window) | No fines concrete | Foamed slag concrete | Steel framed clothed with brick (with bay window) | House planned as pair of flats | Broad fronted house | Dudley Urban | Dudley Rural | Terrace partial gas type | Flatted dwellings (per flat) |
| Area | 862 f.s. | 850 f.s. | 850 f.s. | 862 f.s. | 900 f.s. plus outbuilding | 850 f.s. | 900 f.s. plus outbuilding | 900 f.s. plus outbuilding | 864 f.s. average | 900 f.s. average |
| Total | £759 Increase on pre - war 64 per cent. | £770 | £760 | £780 | £920 | £740 | £830 | £850 | £750 | £730 |
| Cost per ft. super | (17/7) | (18/1) | (17/10) | (18/1) | (19/-) | (17/5) | (17/-) | (16/5) | (17/4) | (16/3) |
| Including overtime and Sunday work, travelling time and expenses and Subsistence paid by Ministry of Labour. | ||||||||||
| Total | £815 Increase on pre - war 77 per cent. | £825 | £815 | £835 | £995 | £790 | £890 | £910 | £800 | £755 |
| Cost per ft. super | (18/11) | (19/5) | (19/2) | (19/5) | (20/7) | (18/7) | (18/3) | (17/7) | (18/6) | (16/9) |
| Manhours | 2,050 | 2,190 | 2,175 | 2,080 | 2,760 | 2,030 | 2,425 | 2,470 | 1,935 | 900 |
§ NOTE.—Costs are estimated immediate post-war costs (exclusive of overheads and profit) based on actual labour and material costs on individual pairs of houses at Northolt adjusted as necessary for contracts of 500 houses. Labour is included at London rates of wages (craftsmen 2s. 1½d., labourers 1s. 8d.).