Q

Small metal jar used to collect binder or emulsion samples on site. Retained for laboratory testing to verify compliance with BS 434 and DMRB requirements.

Digital log recording calibration noise and emission checks for each unit. Submitted monthly to fleet managers to demonstrate compliance with ISO 9001 protocols.

Fast-acting ball/butterfly valve in circuits.

Four-head beacon for high visibility.

Hard mineral used in high‑friction surfacing mixes.

Four-way valve routing flow to circuits.

Process of scattering fine quartz aggregate onto resin surfaces. Provides high skid resistance and meets Clause 924 skid-resistance standards.

Four-chamber pump for steady flow.

Quartz-rich resin mix for anti-skid.

Digital or paper log recording daily calibration and service checks. Provides traceable evidence of compliance with council contracts.