OPEN_796_EAONE_LANDSCAPE_SPECIFICATION 10 Aug 2016 APPENDIX 9


Q10 Kerbs/ edgings/ channels/ paving accessories


To be read with Preliminaries/General conditions. TYPES OF KERBS/EDGINGS AND CHANNELS


110A PROPRIETARY PRECAST CONCRETE E10 CHANNELS FOR MAINTENANCE ACCESS TRACK TO SUDS BASIN TO RETAIN GRASS ROAD


• Standard: To BS EN 1340. • Manufacturer: Submit proposals. •


- Product reference: Submit proposals.


• Recycled content: Submit proposals. • Designations: CS2 Channel, square. • Size (width x height x length): 150 x 125 x 915 mm. • Special shapes: None. • Finish: As cast. • Colour: Grey. • Bedding: Cement mortar. • Joints generally: Dry, 2-3 mm gap. • Sealant movement joints: Not required. • Accessories: None.


110B E1 PRECAST CONCRETE KERB FOR INTERNAL SUBSTATION ROADS AND MAIN ACCESS ROAD


• Manufacturer: Marshalls plc. - Web: www.marshalls.co.uk. - Email: MarshallsWM@web-response.co.uk. - Product reference: 45° Splayed Kerb


• Size: 125 x 150 mm. • Special shapes: As required for internal and external standard radii.


LAYING


510 LAYING KERBS, EDGINGS AND CHANNELS • Cutting: Neat, accurate and without spalling. Form neat junctions. - Long units (450 mm and over) minimum length after cutting: 300 mm. - Short units minimum length after cutting: The lower of one third of their original length or 50 mm.


• Bedding of units: Positioned true to line and levelled along top and front faces, in a mortar bed on accurately cast foundations or on a race of fresh concrete.


• Securing of units: After bedding has set, secured with a continuous haunching of concrete or on a race of fresh concrete with backing concrete cast monolithically.


520 ADVERSE WEATHER • Conditions: Do not construct if the temperature is below 3°C on a falling thermometer or 1° C on a rising thermometer. Adequately protect foundations, bedding and haunching against frost and rapid drying by sun and wind.


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