# The A122 (Lower Thames Crossing) Development Consent Order 2025, Paragraph 12: Concrete and cement

Extent: E+W

Waste concrete, slurry or wash water from concrete or cement activities must not be discharged, intentionally or unintentionally, into the marine environment. Concrete and cement mixing and washing areas must be contained and sited at least 10 metres from any water body or surface water drain.

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Source: https://www.legislation.gov.uk/uksi/2025/462/schedule/15/paragraph/12 (the official version)
Page: https://openlegislation.uk/a122-lower-thames-crossing-development-consent-order-2025/schedule-15/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.