For Pavement Condition
C
(PCI between 55 and 70)
Asphalt distributor pulling a scrub broom
A scrub seal is an application that is very similar to a chip seal treatment. The only difference is that the asphalt distributor pulls a broom sled that houses a series of brooms placed at different angles. These brooms guide or "scrub" the emulsion into cracks that ensure the road will be sealed.
- Reduces life cycle costs by 48%
- Reduces energy use over 60% and reduces greenhouse gases by 51%
- Reduces raw materials by 49%
- Return to slow moving traffic in 1 hour
- Extends the life of a roadway up to 6-7 years
Issues Addressed
- Fatigue cracking
- Longintudinal cracking
- Transverse cracking
- Loss of friction
- Raveling
- Severe oxidation
Attributes
- Stand alone surface treatment
- Mass crack sealing treatment
- Combination treatment
- Bridges the gap between routine road maintenance and performing major roadway construction
Common Combinations
- Scrub Seal + Fog Seal
- Scrub Seal + Micro/Slurry (Scrub Cape Seal)
- Scrub Seal + Thin Lift HMA
- Scrub Seal + Hot Mix Overlay also know as a SAMI (Stress Absorbing Membrane Interlayer)
- Scrub Seal + Chip Seal
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