#1. When trimming back the edges in preparing for laying bitumen in a footway, what is the correct Proximity rule?
#2. What is the minimum depth of a bound edge that must have bitumen edge sealant applied
#3. What is the minimum residual bitumen content within a bonding coat (Tack coat emulsion)?
#4. What is the maximum temperature for SMASC with a binder grade of 40/60
#5. What is the Polished Stone Value (PSV) on a High-Risk Type 0 road?
#6. What is the minimum Texture depth on a road < 60mph when laying SMA?
#7. When working on a Type 4 carriageway what is the preferred bitumen mixture to be used in the surface course when using Asphalt Concrete (AC)
#8. If you were using a HRA 15/10 F surf 100/150 rec in the surface course of a footway, what does the number 10 relate to?
#9. How do you keep the bitumen warm for use throughout the day, as part of a pot- hole repair scheme?
#10. How many passes would you carry out on a 60mm binder layer when operating a Twin Drum vibrating roller of weight 1000-2000Kg/m?
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