4/18/2023 0 Comments Chalk rockThe agglime part of the chalk is a powder-like material that is spread over agricultural fields to make the ground more fertile. The gabion rock chalk is used within wire baskets as support for soil banks. The ‘as dug’ chalk is used as a temporary base or infill for construction projects and works well for these purposes as it is naturally hard. This is TJ’s most popular chalk product and is great value for money because it is locally sourced whereas alternatives such as limestone, granite and basalt would have to be quarried from the Mendips and Midlands and transported to the South by rail, which leads to inflated cost. It is most commonly used for fill, laid over terram to raise and level natural ground ready for a Type 1 sub-base. The as dug chalk – or bulk fill rock chalk – is ideal for construction projects as a primary general fill aggregate. As well as being very strong, rock chalk is also porous, which makes it ideal for construction projects where good drainage is key. The chalk is utilised in several forms – crushed chalk, ‘as dug’ chalk, gabion rock chalk and agglime chalk. Bulk fill rock chalk can be effectively used as a deep fill engineering material and TJ is engaging with clients to promote it as one of the most competitively-priced primary aggregate options.īutser rock chalk, which is sourced from TJ’s quarry in Butser, Petersfield, is chalk that is akin to limestone rather than standard chalk, meaning it’s a very strong and hard wearing material. ![]() It is especially relevant in the current climate, where the demand for recycled fill aggregates is outweighing supply and alternatives are being sought. Bulk fill rock chalk is ideal for use in the construction industry due to its strength, versatility, porous quality and cost-effectiveness.
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