https://emsenn.net/tags/construction/ Recent content in Construction on emsenn.net Hugo en-us Thu, 02 Apr 2026 00:00:00 +0000 https://emsenn.net/library/domains/science/domains/biology/domains/ecology/texts/managing-knotweed-development-sites/ Thu, 02 Apr 2026 00:00:00 +0000 https://emsenn.net/library/domains/science/domains/biology/domains/ecology/texts/managing-knotweed-development-sites/ <p>Development sites face a unique version of the knotweed problem: construction timelines do not accommodate 3–5 years of herbicide treatment. When knotweed is found on a site where building is imminent, the management approach must achieve removal or containment within weeks or months, not years. This guide covers the methods, costs, and regulatory requirements for development contexts.</p> <h2 id="pre-development-survey">Pre-development survey</h2> <p>Any site in an area where knotweed is known to occur should receive a knotweed survey as part of pre-development due diligence. The survey should:</p>