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Key for Table 1b:

G - Good Performance
F - Fair Performance
P - Poor Performance
N - Not Recommended

Table 1b: A Maintenance Treatment Matrix (Treatment vs. Climate and Traffic Volumes)
Treatment Desert Valley Coastal Mountains ADT < 5000 ADT 5000 - 3000 ADT < 3000

Crack/Joint Seal: Emulsion		 G G G G G G G

Crack/Joint Seal: Modified (Rubber) 		G G G G G G G

Crack/Joint Seal: Low Modulus (Polymer & Asphalt) 		G G G G G G G

Crack/Joint Seal: Fog Seal1 		G G G G F N N

Crack/Joint Seal: Rejuvenator1		 G G G G G F N
Slurry Seals: Type II2 G G G F G G G
Slurry Seals: Type III G G G F G G G
Micro-surfacing: Type II2 G G G G G G G
Micro-surfacing: Type III G G G G G G G
Chip Seal: PME - Med. Fine G G F F G G N
Chip Seal: PME - Medium G G F F G N N
Chip Seal: PMA - Medium G G G G G G N
Chip Seal: PMA - Course G G G G G N N
Chip Seal: AR/CMCRA - Medium G G G G G G N
Chip Seal: AR/CMCRA - Course G G G G G N N
PM Alternative: Conventional OGAC G G G G G G G
PM Alternative: PBA OGAC4 G G G G G G G
PM Alternative: AR/CMCRA (Type 0) G G G G G G G
Thin Blanken ACOL: Conventional G G G G G G G
Thin Blanken ACOL: PBA G G G G G G G
Thin Blanken ACOL: R (Type G) G G G G G G G
Thin Blanken ACOL: Digouts G G G G G G G

Notes:

  1. Generally used on shoulders, low volume roads, and parking areas. Should not be placed on traveled way by contract until further notice.
  2. Generally used on shoulders, parking areas, and locations where a less aggressive surface texture is desired.

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