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Can lahar sand be alternative for construction material? 

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Lahar sand can be used as an alternative construction material. It has been found that lahar sand can be partially replaced with fine aggregates in asphalt mixtures, resulting in higher stability of the mixture . Additionally, lahar sand has been investigated for its suitability as fine aggregate in controlled low-strength materials (CLSM), and it has been found to have acceptable characteristic values for the hardened state of CLSM . Moreover, a study on dune sand deposits in Sri Lanka found that dune sand, which is similar to lahar sand, can be effectively used in construction work without sieving and is ideal for wall plastering due to its uniformity . These findings suggest that lahar sand can be a viable alternative for construction materials, contributing to the reduction of waste materials and the sustainability of sand supply in the construction industry.

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Yes, lahar sand can be used as an alternative fine aggregate in controlled low-strength materials (CLSM) for construction.
Yes, lahar sand can be used as an alternative material in construction.
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