Answer Posted / senthil473

most commonly 2 types of pavements are used,
1) rigid-pcc
2)flexible-bitumen

1) rigid pavements, ie. pcc, is costly. they require low maintenance, the construction speed is very slow.
2)flexible pavements, ie. bitumen, is low cost as compared to rigid pavements. they requires periodical maintenance, the construction speed is faster as compared to pcc road construction.

01. a. Diagram of a slump cone…………… 1 b. Size of Slump Cone…………… 1 c. Volume of a slump cone by av. Dia method…………… 1 d. Volume of a slump cone by av. area method…………… 1 e. Volume of a slump cone by frustrum method …………… 1 f. Angles of slump cone …………… 1 g. Slump measured by slump cone due to…………… 1 h. Slump does not measured by cylinder / cube due to …………… 1 i) ii) i. Slump cone is to be filled in……………………..Layers.

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