preservation

The act of preserving; care to preserve; act of keeping from destruction, decay or any ill.

Every seneseless thing by nature's light Doth preservation seek, destruction shun

The eyes of the Lord are upon them that love him, his is ther mighty protection, a preservation from stumbling, and a help from falling.

The state of being preserved, how something has survived.

The canoe is of pure black oak, and is in excellent preservation.

Tons of engine sheds would bite the dust with the end of steam, and many would be demolished with their time in the spotlight over. We're lucky that the one at Didcot survived into preservation.