402 



Mr. R. C. Nichols on the Resistance* 



CD 



CD 



O 

 .9 



S 



P 

 O 



P 

 33 



O 



rt 



o 



t3 



<X> 

 O 



2 

 P 



o 



Hi 



!■ 1 o 1 



£ -^ ' o Neutral Axis of set above bottom of o 

 '3 oq I ? Section 3' 117 inches. o 



flli + 



Corrected 



Set. 



-13-8 

 -10183 



- 6-567 



- 295 

 + -667 

 + 4-283 

 + 7-9 

 + 11-517 

 + 15133 



Measured 



Set. 



: co os cs cm ■— i co >— ii— > »o : 



i 7 i i i i + + + + i 



! 



C . 



o o 



*| 



X> O 

 CO c3 

 CO jQ 



r— so 

 o ^ 



Maximum 

 Elongation 

 or Contrac- 

 tion. 



OS SO 



i— Neutral Axis above bottom of --i 

 o Section 3'055 inches. o 

 1 + 



Corrected 

 Extension 

 or Com- 

 pression. 



-86-265 

 -64-282 

 -42-299 

 -20-316 

 + 1-667 

 +23 650 

 +45-633 

 +67-616 

 +89-593 



Measured 

 Extension 

 or Com- 

 pression. 



:-*<Micco--icocO'-ico : 



CO SO rr CI CM ^ t^ CO 



; i i i i i + + + + ; 



t3 



c . 



-"0 to 



re o 



1" 



n £ o 



|._§ g b- O 



2 Id c c I 5 Neutral Axis above bottom of g 

 '£ s r 9 -2 o Section 2916 inches. o 



Corrected 

 Extension 

 or Com- 

 pression. 



-58-310 

 -44177 

 -30-044 

 -15-911 

 - 1-778 

 + 12-355 

 +26-488 

 +40-621 

 +54-754 



Measured 

 Extension 

 or Com- 

 pression. 



:oOi— ' cm co co i— i os cm ■* : 



O TfH CO — 1 t— ICMT^IO 



: i i i i i + + + + ; 



With Load 2893 lb. at end 

 = 5786 lb. at centre. 



£ § 2 1 o oo 

 2 go c fl ' 1 © Neutral Axis above bottom of § 

 *^ p °-2 ! § Section 2 -795 inches. 



Sgg I 1 + 



Corrected 

 Extension 

 or Com- 

 pression. 



-33-465 



-25-682 

 - 17-899 

 -10-166 

 - 2-333 

 + 5-450 

 + 13 233 

 +21-016 

 +28-799 



Measured 

 Extension 

 or Com- 

 pression. 



i i i i i i + + + + '; 





| Top of Sec- \ 



| Hon j 



Measure- "| , 

 ment. J 



2. 

 3. 



4. 

 5. 

 6. 



7. 

 8. 



9. 



Bottom of 1 



Section. J 



