AIUI they (often?) will take it over, but only after it's been made up to the same standard that a new road would need to be for them to adopt it. Which is quit

AIUI they (often?) will take it over, but only after it's been made up to the same standard that a new road would need to be for them to adopt it. Which is quite the undertaking, especially when you need to persuade each individual frontager to cough up for the building works.