Dispersal strips were built, repair shops were moved underground from dockyards and airfields. Nador Port also has modern naval dockyards. Most Royal Dockyards were built around docks and slips. The naval dockyards in Rochefort were closed in 1926. Equipment is produced by military factories, while ships are built by dockyards. Ships were built at dockyards along the riverside. Historically, the Royal Navy maintained Royal Navy Dockyards around the world. Her construction began in the Brest dockyards in 1953. The policy was continued by Colbert, Louis XIV's Navy Minister, who developed several major dockyards. It was aided in this regard by its proximity to the dockyards at Deptford. The Criminal Damage Act 1971 abolished the offence of arson in royal dockyards. Prior to this larger dockyards were overseen by a commissioner who represented the Navy Board. With the fires spreading through the dockyards and New Arsenal, Smith began to withdraw. It was built on the site of the former Whampoa Dockyards by Hutchison Whampoa Property. For much of 1941, , and were under repair in the dockyards.