Abstract

A number of materials and methods have been used in the continuing search for a satisfactory initial bituminous treatment. Towards this end, three traffic bound roads were given initial treatment, in the summer of 1956, with three inches of Kentucky a Standard Class I Base mixture. The large size coarse aggregate -- either No. 36 or No. 48 stone -- in this mixture made the material difficult to work, however, and caused severe segregation during handling. Although a well integrated mixture of the type could have been compacted to about eight percent voids, the excessive segregation left many areas of the pavement very open. It was believed, therefore, that any initial treatment with this material would have to be sealed in order to prevent entry of water.

Report Date

2-1958

Report Number

No. 125

Digital Object Identifier

http://dx.doi.org/10.13023/KTC.RR.1958.125

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