A scrub seal is the application of emulsified asphalt with a scrub broom followed immediately by an application of a single layer of cover aggregate. The treatment can be applied as a wearing surface or as an interlayer.
This standard specifies quality requirements for aggregate and emulsified asphalt for scrub seals.
This standard was formerly designated as provisional standard MP 43.
AASHTO M 345-22 History
AASHTO M 345-22
$43.00 $86.00
AASHTO MP 43-20
$39.00 $78.00
More Standards PDF
AASHTO T 21-05 (2009)
$21.00 $42.00
AASHTO M 247-05
$60.00 $120.00
AASHTO M 216-05 (2009)
$22.00 $44.00
AASHTO M 307-05
$25.00 $50.00