Over the past few decades. research has been conducted to develop high-strength concrete (HSC) for high-rise structures and bridge decks. The research discussed in the study focuses on using polyurethane resin (PR) and aramid fibers (AF) to develop HSC. which enhances its strength. https://www.ealisboa.com/great-deal-Pentair-Union-Collar-2-U11-200PS-super-offer/