k. A material that is used by thirty-one per cent of the farmers 

 .Id not K overlooked on our program for vocational agricul- 

 tural education. 



Table 8 



Kinds of construction work in concrete occuring 37.5 or more times per 

 1000 farms, as found on 400 Pennsylvania farms. The work listed represents 

 that done by farmers. 



Frequency per Frequency per 



Job 400 farms 1000 farms 



1. Floor 164 310. 



Foundation 10S 270. 



3. Walk 88 220. 



4. Cellar 68 170. 

 -teps 6S 170. 



6. Watering trough 51 135. 



7. Gutter 47 117.5 

 - Cistern 47 117.5 

 9. Fence post 35 90 



10. Milk house 33 90 



11. Garage 35 87.5 



12. Retaining wall 20 725 



13. Culvert 20 50. 



14. Hitching post 19 47.5 



15. Silo 18 45. 



16. Footing 17 42.5 



17. Bridge 16 40. 

 Iv Ice house 15 37.5 

 19. Reservoir 15 37.5 



The above table includes 19 cases having the greatest frequency out of 29 

 kinds of work reported on. 



Table 9 



Kinds of repair work in concrete, occurring 15 or more times per 1000 

 farms. 



The list represents repair work done by farmers, and does not include re- 

 pair work done on jobs originally constructed by farmers. 



