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180 DRAINAGE CHANNEL SYSTEMS WITH GRATINGS
• Manufacturer: Contractor's choice.
- Product reference: Submit proposals.
• Size: site specific.
• Type of fall: site specific.
• Finish: site specific.
• Colour: site specific.
• Accessories: site specific.
• Bedding: Cement mortar.
• Joints generally: Drain unions as required.
• Cover gratings: Stainless steel, slotted.
- Fixings: Hexagon head bolts with black moulded polypropylene protective cover
caps.
- Loading grade to BS EN 124: C250.
- Finish/ Colour: Black.

185 FILTRATION DRAINAGE CHANNELS
• Manufacturer: Contractor's choice.
- Product reference: Submit proposals.
• Size: site specific.
• Finish: site specific.
• Colour: site specific.
• Filter medium: site specific.
• Cover gratings: site specific.

ROAD/PAVING ACCESSORIES/MARKING

305 TREE GRILLES
• Manufacturer: Contractor's choice.
- Product reference: Contractor's choice.
• Size: site specific.
• Material: site specific.
• Finish: site specific.
• Colour: site specific.
• Accessories: site specific.

315 TRAFFIC CALMING HUMPS
• Manufacturer: Contractor's choice.
- Product reference: Submit proposals.
• Material: site specific.
- Finish and colour: site specific.
• Method of fixing: site specific.
• Accessories: site specific.

395 ROAD MARKING (THERMOPLASTIC)
• Standard: Road Safety Markings Association standard specification document for
road marking and road studs (StanSpec).
• Manufacturer: Contractor's choice.
- Product reference: Contractor's choice.
• Colour: site specific.
• Retroreflectivity to BS EN 1436: Not required (Class R0).

RotF generic (intermediate) NBS 2014 6118-AEW-XX-XX-NBS-A-01