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How to Specify

Resin Bound Surface Treatment

General Specification

See below for special circumstances.

The resin binder shall be from a manufacturer experienced and specialised in producing adhesives for binding aggregates.

The aggregate shall be decorative, naturally occurring stone or crushed glass in a size determined by the design, but generally in the range of size between 1mm and 8mm.

All materials are to be supplied and installed by  Woodroyd Limited, 94 Wood Walk, Wombwell, Barnsley, South Yorkshire, S73 ONF. Tel: 01226 270025. Fax: 01226 757491.

The type and colour of aggregate shall be approved by the Architect before installation.

The binder and aggregate shall be mixed in a forced action mixer for the length of time specified by the binder manufacturer. When mixed it shall be spread onto the prepared surface using trowels or rakes as appropriate, to the specified thickness. Finally the surface shall be trowelled smooth and free of lips.

 

SPECIAL CIRCUMSTANCES

The thickness of the Resin Bound Surface Treatment will depend on service conditions and the type and quality of the sub base. Woodroyd would prefer to be consulted in all cases, but as a guide the following is provided.

Installation on:

Thickness or construction.
New or existing highways, paths or other surfaces that are themselves designed to accept the anticipated load. 8mm to 20mm depending on traffic.
Properly Compacted Class "A" fill. The fill must be designed to support the anticipated load. 30mm to 40mm of PB Base plus 6mm to 20mm of PB Top Coat depending on traffic.
Tree Pits (established trees) 30mm to 40mm of PB Top Coat on 100mm of free draining crushed stone sub-base.
Tree Pits (new planting) 30mm to 40mm of PB Top Coat on 100mm of free draining crushed stone sub-base on a geotextile membrane on reinforced tree soil.

 

Copyright © 2005 Woodroyd Limited
Last modified: 04/18/05