Rebuilt garage and pitched roof over.

Source: https://www.hemeltoday.co.uk/lifestyle/homes-and-gardens/plans-submitted-to-build-eight-new-houses-on-site-between-hemel-and-berkhamsted-4172529

The current boathouse is a brick and concrete framed single storey building with a corrugated sheet pitched roof, that is described as being in very poor condition.

Source: https://www.shropshirestar.com/news/business/2023/02/27/boathouse-plan-for-picturesque-stretch-of-county-river-is-on-the-agenda/

The two storey element is the main entrance and is in a traditional style with dashed render walls, a tiled pitched roof and vertical windows.

Source: https://www.northernirelandworld.com/news/environment/plans-to-refurbish-one-of-coleraines-best-known-pubs-get-go-ahead-from-causeway-coast-and-glens-council-4218911