Roles, Responsibilities, and Paradigms: A Contractor's Perspective-Paper

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The specialty geotechnical construction industry has changed substantially over the past four decades. Techniques such as ground improvement, micropiling, soil nailing, and jet grouting gained wider acceptance through successful projects, contractor–university research partnerships, and knowledge-sharing at conferences and workshops. Advances in equipment and its commercial availability lowered barriers to entry, contributing to more contractors, broader service offerings, and growing expertise.<br /><br />As contractors became trusted partners in design and construction, their responsibilities also expanded. Performance-based and design-build contracts placed risk with those best positioned to manage it. Contractors increasingly take on related work—such as excavation and site preparation—to improve coordination, productivity, and quality.<br /><br />The paper argues that the industry’s responsibilities now extend beyond traditional environmental and jobsite practices to a broader commitment to sustainable development. The UN Sustainable Development Goals provide a framework for identifying areas where geotechnical contractors can make a meaningful contribution. Environmental priorities include reducing direct fuel and electricity emissions, measuring and lowering the embodied carbon of materials, and reusing waste where feasible. Social priorities include protecting physical and mental wellbeing, promoting diversity, equity, and inclusion, supporting local communities, and investing in professional development.<br /><br />The industry’s future progress depends on collaboration with customers and stakeholders, continued research and knowledge-sharing, and practical efforts to measure and improve performance. By focusing on both people and the environment, geotechnical contractors can help meet present needs without compromising future generations.

Keywords

geotechnical construction

ground improvement

micropiling

soil nailing

jet grouting

performance-based contracts

design-build

sustainable development

embodied carbon

UN Sustainable Development Goals