MEMOIRS 
OF THE 
Tokio d aigaku 
(UNIVERSITY OF TOKIO) 
No. 11. 
A SYSTEM OF 
IRON RAILROAD BRIDGES 
FOR JAPAN 
BY 
J. A. L. WADDELL, C.E., B.A.Sc., Ma.E., 
' OU 0F CIVIL ENGINEERING IN THK UNIVERSITY OF TOKIO, JAPAN : CONSULTING KNOINKKR 
FOR t HE FIRM OP RAYMOND AND CAMPBELL, BBIDOE-BDILDRE8 OF COUNCIL BLUFFS, 
IOWA : MKMBEB OF THE AMERICAN SOCIETY OF CIVIL ENOINKEKK, BKN86ELAER 
SOCIETY OP ENOINEHR8, ENarNEERS’ CLUB OF PHILADELPHIA, AND 
WESTERN SOCIETY OF ENQINRERS ； ASSOCIATE MEMBER OF 
THE INSTITUTION OF CIVIL K 闕 INKERS, LONDON : 
AUTHOR OF THE DE8IGNINO OF ORDINARY 
I EON HIGHWAY BRIDOK8. 
(2 alles and Plates) 
今 
PUBLISHED BY TOKIO DAIGAKU 
TOKIO ： 
2545 (jAPANEgE 
1885 A. D. 
