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                <lastmod>2025-09-01T10:16:02Z</lastmod>
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                <lastmod>2025-09-01T10:20:48Z</lastmod>
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                <lastmod>2025-09-01T10:09:13Z</lastmod>
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                <lastmod>2025-06-27T09:51:02Z</lastmod>
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                <lastmod>2025-07-17T08:26:04Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2025/costain-study-to-enable-ambitious-energy-storage-project/</loc>
                <lastmod>2025-07-24T13:25:29Z</lastmod>
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                <lastmod>2025-09-01T13:03:38Z</lastmod>
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                <lastmod>2025-11-03T11:51:27Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2025/costain-appoints-new-road-sector-lead/</loc>
                <lastmod>2026-03-23T15:01:11Z</lastmod>
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                <lastmod>2025-09-10T13:43:23Z</lastmod>
            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2025/costain-completes-critical-works-on-complex-london-road-upgrade/</loc>
                <lastmod>2025-09-19T12:56:58Z</lastmod>
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            <url>
                <loc>https://www.costain.com/media/press-releases/2025/royal-academy-of-engineering-names-dr-ollie-folayan-new-fellow/</loc>
                <lastmod>2025-09-24T10:28:40Z</lastmod>
            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2025/costain-selected-for-complex-nuclear-decommissioning-contract-in-north-wales/</loc>
                <lastmod>2025-10-21T12:28:56Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2025/costain-chosen-for-major-infrastructure-delivery-partner-role-at-sellafield/</loc>
                <lastmod>2025-10-21T12:29:01Z</lastmod>
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                <lastmod>2025-11-18T07:16:26Z</lastmod>
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            <url>
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                <lastmod>2025-12-19T11:59:11Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-appoints-paul-morris-as-group-commercial-director/</loc>
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                <lastmod>2024-11-20T13:19:33Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-to-support-design-of-new-oxfordshire-reservoir/</loc>
                <lastmod>2024-11-20T13:21:38Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-named-one-of-the-times-top-50-employers-for-gender-equality-2024/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-selected-to-conduct-pioneering-transport-study-into-use-of-hydrogen-refuelling-stations/</loc>
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            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2024/costain-secures-new-amp8-framework-agreement-with-united-utilities/</loc>
                <lastmod>2024-11-20T13:42:13Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2024/a-blueprint-for-growth/</loc>
                <lastmod>2024-11-20T13:27:31Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2024/new-project-aims-to-revolutionise-tunnel-infrastructure-installation-with-robotic-ai/</loc>
                <lastmod>2024-11-20T13:42:03Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-selected-by-thames-water-to-upgrade-key-treatment-sites/</loc>
                <lastmod>2024-11-20T13:41:54Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-s-innovative-approach-to-managing-industrial-cooling-media-significantly-reduces-carbon-footprint/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/traffic-free-chiverton-bridge-opens/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-hits-target-milestone-one-month-ahead-of-schedule-in-gas-replacement-scheme/</loc>
                <lastmod>2024-11-20T13:41:06Z</lastmod>
            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2024/costain-selected-for-landmark-4bn-carbon-capture-project/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/social-value-benefits-for-corridor-communities-in-m6-upgrade/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-commits-to-improving-one-million-lives-by-2030/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-awarded-extension-to-long-standing-framework-with-defence-contractor/</loc>
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                <loc>https://www.costain.com/media/press-releases/2024/costain-given-green-light-for-transformational-hydrogen-network/</loc>
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                <lastmod>2024-11-20T14:03:49Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2024/results-for-the-half-year-ended-30-june-2024/</loc>
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                <lastmod>2024-11-20T14:06:00Z</lastmod>
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                <lastmod>2024-12-31T10:16:05Z</lastmod>
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                <lastmod>2024-12-31T10:15:24Z</lastmod>
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                <lastmod>2024-12-13T13:42:24Z</lastmod>
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                <lastmod>2024-12-13T13:44:44Z</lastmod>
            </url>
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                <lastmod>2024-12-13T13:47:25Z</lastmod>
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                <lastmod>2024-12-31T10:23:37Z</lastmod>
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                <lastmod>2024-12-31T10:23:46Z</lastmod>
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                <lastmod>2024-12-31T10:29:49Z</lastmod>
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                <lastmod>2024-12-31T10:35:45Z</lastmod>
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                <lastmod>2024-12-31T10:37:00Z</lastmod>
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                <lastmod>2024-12-31T10:54:42Z</lastmod>
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                <lastmod>2024-12-31T10:58:22Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-to-provide-blueprint-for-safety-upgrades-at-uk-airports/</loc>
                <lastmod>2024-12-31T10:59:48Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-cuts-its-own-emissions-by-38-on-journey-to-net-zero/</loc>
                <lastmod>2024-12-31T11:01:44Z</lastmod>
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                <lastmod>2024-12-31T14:22:03Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-announces-new-energy-sector-director/</loc>
                <lastmod>2024-12-31T14:23:50Z</lastmod>
            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2023/costain-to-provide-specialist-strategic-advice-to-uk-government/</loc>
                <lastmod>2024-12-31T14:25:46Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-to-support-leading-water-company-on-its-environmental-goals/</loc>
                <lastmod>2024-12-31T14:29:19Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-completes-milestone-in-innovative-power-generation-and-carbon-capture-project/</loc>
                <lastmod>2024-12-31T14:32:20Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-announces-key-contract-extension/</loc>
                <lastmod>2024-10-07T11:40:54Z</lastmod>
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                <lastmod>2024-12-31T14:34:07Z</lastmod>
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                <lastmod>2024-12-31T14:36:06Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-s-water-sector-innovation-recognised-by-industry/</loc>
                <lastmod>2024-12-31T14:37:47Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2023/costain-agrees-new-payment-plan-with-pension-scheme-trustee/</loc>
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            </url>
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                <lastmod>2024-12-31T14:43:22Z</lastmod>
            </url>
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            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2023/costain-appoints-richard-scott-as-corporate-affairs-director/</loc>
                <lastmod>2024-12-31T14:47:29Z</lastmod>
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                <lastmod>2024-12-31T14:48:59Z</lastmod>
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                <lastmod>2024-12-31T14:52:45Z</lastmod>
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                <lastmod>2024-10-07T11:47:42Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2022/costain-brings-local-green-solutions-to-national-highways-a30-road-upgrade-in-cornwall/</loc>
                <lastmod>2024-10-07T11:47:49Z</lastmod>
            </url>
            <url>
                <loc>https://www.costain.com/media/press-releases/2022/costain-to-design-vital-upgrades-to-the-piccadilly-line/</loc>
                <lastmod>2024-10-07T11:47:55Z</lastmod>
            </url>
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                <loc>https://www.costain.com/media/press-releases/2022/costain-sponsors-historic-solo-expedition-to-the-south-pole/</loc>
                <lastmod>2024-10-07T11:48:03Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2022/launch-of-hydrogen-south-west-consortium-to-accelerate-the-transition-to-a-net-zero-future/</loc>
                <lastmod>2024-10-07T11:48:10Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2022/costain-appoints-nicole-geoghegan-as-general-counsel-and-company-secretary/</loc>
                <lastmod>2024-10-07T11:48:18Z</lastmod>
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                <loc>https://www.costain.com/media/press-releases/2022/costain-and-mott-macdonald-joint-venture-awarded-babcock-infrastructure-delivery-partner-role-at-babcock-s-devonport-facility/</loc>
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                <lastmod>2024-10-07T11:48:30Z</lastmod>
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                <lastmod>2024-10-07T11:48:36Z</lastmod>
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                <lastmod>2024-10-07T11:48:42Z</lastmod>
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                <lastmod>2024-10-07T11:50:13Z</lastmod>
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