UNIT – V
MOVING LOADS AND INFLUENCE LINES:
INTRODUCTION MAXIMUM SF AND BM AT
A GIVEN SECTION AND ABSOLUTE MAXIMUM S.F.
AND B.M DUE TO SINGLE CONCENTRATED LOAD
U.D LOAD LONGER THAN THE SPAN, U.D LOAD
SHORTER THAN THE SPAN, TWO POINT LOADS
WITH FIXED DISTANCE BETWEEN THEM AND
SEVERAL POINT LOADS-EQUIVALENT UNIFORMLY
DISTRIBUTED LOAD-FOCAL LENGTH. DEFINITION OF
INFLUENCE LINE FOR SF, INFLUENCE LINE FOR BMLOAD POSITION FOR MAXIMUM SF AT
A SECTION-LOAD POSITION FOR MAXIMUM BM AT
A SECTION – POINT LOADS, UDL
LONGER THAN THE SPAN, UDL SHORTER THAN THE
SPAN- INFLUENCE LINES FOR FORCES
IN MEMBERS OF PRATT AND WARREN TRUSSES.