Engineering Commons^™

Design Of A Precast Concrete Deck Girder Highway Bridge, Robert V. Gevecker

Professional Degree Theses

"In the Fall of 1951, as a result of an agreement between the Portland Cement Association and the Missouri State Highway Department, with the approval and good wishes of the United States Department of Commerce, Bureau of Public Roads, the State Highway Department embarked on a program to design and construct several precast, prestressed, and precast-prestressed concrete highway bridges"--Introduction, page 1.

The purpose of this extensive program being to indicate to State Highway officials and other interested parties the advantages of these types of construction. In the words of Mr. S. W. O'Brien, District Engineer for the Bureau of Public …

Solution Of Some Chemical Plant Problems Associated With The Manufacture Of Insecticides, Lawrence Ralph Hinken

Professional Degree Theses

"This thesis describes the solutions of a variety of developmental, production, and general engineering problems encountered in a chemical plant. This plant produces resins, solvents, and insecticides. Most of the problems considered here are patented or are of a secret nature. These details are, in the main, satisfactory temperatures, molar ratios, times of reaction, and space-time data. Therefore, it is the purpose of this discussion to be general but, in the main, to give the outline of the thinking which derived these solutions. Some of these solutions were of minor economic value, some were vital to the success of the …