436 



A Resultant System, fyc. 



[Oct. 



Sectional of experimental beam at centre i" X T 3 /=- 188 ; and • 188 X 196 



=36-848, or nearly the section of real bridge. 

 Remainder of section, l // >C^ f // =*141 at the 7th rod : 



•141 X 196=27"636, as nearly as possible the section of real bridge. 



Table explanatory of the previously calculated theoretical tensions, and 

 subsequently practically proved results, on an experiment undertaken 

 to test the Taper Chain "Resultant'" system. 





Oblique 



rod 



Chain link 



Total tension hori- 



Total tension up- 





forces 





forces. 



zontal line. 



per line. 





■ 













i 













pi 









° 









~t-s 





O 



-t-9 







o 





































Is 



2 







13 





03 



r-t 







03 



2 







o 



Til 







Xfl 





O 



m 



CO 







W 



ui 







>p 



u 



o 





Ph 





rb 



Ph 



o> 





^ 



Ph 



o3 









o 



fl 

 o 









02 





0J 





02 



13 



.2 



CU 





'SJI 



o 



o3 



?H 





o 



03 





o a> 



4> r-H 



*4-j 

 o 



o3 



Ph 





O 0-1 

 CD rS 



o 



03 



Ph 





Ph 



Ph 



♦ i— i 





Ph 





Ph 



Ph 







Ph 



Ph 







PL, 



Ph 



Q 





Ph 





Ph 



Ph 



s 





Ph 



PH 



A 



x or a 



68 







b 



814 



















or a' 



74 



95 



21 



b l 



750 



















x 2 or a 8 



81 



102 



21 



b 8 



678 



















x 8 or a 3 



92 



107 



25 



b 3 



596 



Y 



406 



519 



113 



Z 



814 



1068 



272 



x* or a 4 



104 



132 



28 



b 4 





















x B or a 5 



112 



145 



33 



b 5 





















