20-Year-Old Decks: Repair or Replace?

The rails jiggle, the nails are popping, and Dad just limped in with a splinter. Softwood decks can last a long time, depending on how well they’re built, but it’s not uncommon for decks of cedar, pine, or redwood to hold up for 10 to 20 years, at which point they begin to disintegrate in ways that...