In the penetration macadam construction, the bitumen is -

- 1
  
  sprayed after the aggregates are spread and compacted.
- 2
  
  premixed with aggregates and then spread.
- 3
  
  sprayed before the aggregates are spread and compacted.
- 4
  
  none of the above.

Display Comments

Leave a comment

Login at first then you can submit comment. Click here to login.