A method and system for assessing road conditions is provided. Expansible baskets may be used as cooperating radially expansible shearing members. An analog-to-digital converting unit converts the analog electric signal into a digital signal. The first capacitor is disposed between the inverting input and the amplifier output. Bandwidth for each of the links is estimated based on the carrier sense relationship and the interference relationship. The lock includes an adjustment assembly for eliminating any looseness which may exist between the adapter and the boss.