The 20th century has seen continued maintenance and restoration.

Both its construction and its continued maintenance were rendered extremely hazardous by the severe weather conditions of the area.

The chances for keeping Concorde in service were stifled by Airbus's lack of support for continued maintenance.

Synaptic tagging refers to mechanisms that mark synapses for further modification or for continued maintenance.

Admission is free to visit the memorial; but donations for its continued maintenance are appreciated.

The continued maintenance of the planter class and a few farming families continued demand for consumer and luxury goods in the area.

The continued maintenance of traditional industries is often debated, as well as the need to diversify the province's economy.

"It's another thing to continually subsidize, with taxpayer dollars, the continued maintenance of that investment."

The group completed the restoration late last month and is raising money to pay for its continued maintenance.

Generally, a policy of continued deferred maintenance may result in higher costs, asset failure, and in some cases, health and safety implications.