ProporUon, ^ ^ - cubic f-11 of ■ • • I .I or crushedI oese materi* ..,,,|,| be n I U Iind mi ced a de-li ribed in the sectioniiii.Ii i tggr< gab ri.«- angle of wing to be adopted in . rill depend upon local conditions, h i,. then, il- bank • in. km and flat or p and rocky, and aUowhether Angle… … ) X< R E T E B RIDGE S VXD thrust upon it. In the following designs for bridges and culverts,the wing walls are shown at an angle of 30 degrees to the directionof the stream flow. While this angle should he made to suit localconditions, 30 degrees will he found the most satisfactory for…
Bridges · Concrete · Culverts
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