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Why oversize stone or material shall be avoided in sub grade of road?

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Question added by Muhammad Farooq , QA-QC MANAGER , AL Bawani contracting co.
Date Posted: 2016/11/20
Wojciech Markowski
by Wojciech Markowski , Chairman of the Board , Konsultanci Budowlani Warszawa Spółka z o.o. - Construction Consultants Warsaw Ltd.

Because it can cause problems during compaction.

Ibad ur rehman
by Ibad ur rehman , Engineering Geologist , Ghulam Rasool and Company(GRC)

it very hard to get maximum compaction.

Ala Salem
by Ala Salem , Traffic & Development Engineer , Taarnby municipality

Because the road will not be stabile. that because the smal stone will go between the big stone and that will make damage in the road.

junaid khan
by junaid khan , Lab Technician , NIC pvt limited

because in oversize stone have so much voids space

 

Muhannad Eleid
by Muhannad Eleid , Business Development Marketing Manager , APEC Indutries

Because it will case unexpected settlement either through the layers compaction or after aging; which will cause damage of the designed road.   

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