Chicago : Engineering and Contracting Pub. Co. · leaf 518
nt in Fig. 12, the pro-tection is complete, especially if the wingwalls are of such a length as to bring thetop of the wing wall close to the ground.But, if the side of the bank be considered, itwill often be found necessary to protect thetoe of the bank by rip-rap and without thisrip-rap the… … S-O I S-O e-o« Uniform Bearing I Tons per 5a ft. Fie vor f ion 14- 6 i5-e 9-Q Bars IOCfru\J.
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