
    Underground Construction Company, appellant, v. The Sanitary District of Chicago, appellee.
    Gen. No. 37,461.
    Opinion filed November 5, 1934.
    Rehearing denied November 19, 1934.
    John L. Melnerney and Luella M. Either, for appellant. William Rothmann, La.wrenee J. Fenlon and Thomas F. Donovan, for appellee.
   Mr. Presiding Justice O’Connor

delivered the opinion of the court.  