Y
Yellow-Thermoplastic Repair Block
Pre-cast block of yellow thermoplastic used for patch repairs. Quick-melting format suits emergency line-maintenance jobs.
Year-Round Service Plan
Comprehensive maintenance plan covering seasonal adjustments. Ensures reliability through winter gritting and summer dust conditions.
Yield Adjustment Table
Table to adjust output by substrate.
Yearly Calibration Certificate
Official certificate issued after annual equipment calibration. Required by local-authority frameworks for continued operational approval.
Yearly-Competence Assessment
Annual assessment verifying each operator’s training level. Forms part of continuous-improvement programmes.
Yellow Box Hatch Markings
Criss-cross thermoplastic markings at junctions enforcing “keep clear” zones. Must conform to TSRGD diagram 1044 in the UK.
Yellow Box Marking
High‑visibility hatched area to keep junctions clear.
Yellow Centre Line
Regulatory separation line on certain local roads.
Yard Wash Bay
Designated area for washing sweepers and sprayers post-shift. Includes oil-water separators to comply with environmental regulations.
Y-Fitting Bead Splitter
Splitter for dual bead guns.
