Summary of Rubber Modified Asphalt Product Specifications around ...

considered to be 0.65.
Table R1
Trial Sections
Trial Section Pavement Course Location (Stations) Mix Type
Wet Process-Terminal
Blend Surface 11+300 to 13+300 Superpave 12.5FC 1 R
Control Section Surface 13+300 to 17+650 Superpave 12.5FC 1
Table R2
Gradation Requirements for Crumb Rubber
Process Sieve Percent Passing Sieve by Mass
Wet-Terminal Blend
(see Note 1)
1.00 mm 100
Notes:
The RAC supplier shall select a gradation suitable for producing a Type III Asphalt Rubber
1. Binder
according to ASTM D6114 and this non-standard special provision in addition to meeting the
minimum
requirements of OPSS 1101 for the PGAC grade specified elsewhere in the Contract
Documents.
Table R3
Additional Sample Requirements
Trial Section
Wet Process-Terminal
RAC or PGAC
(litres)
Crumb Rubber
(kg)
RMA or HMA
(kg)
Blend 4 2 50
Control 4 N/A 50
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