The most likely causes of a deck leaning to one side are damaged deck posts, soil erosion, and inadequate deck footings. If you’re not sure about the exact cause, the best option is to call a contractor who can build a deck to inspect the damage and recommend the best way forward.

The time to build a vinyl deck varies based on factors like size, the complexity of the design, and weather conditions. Generally, a straightforward project might take a few days to a couple of weeks for preparation, installation, and any necessary inspections. However, larger or more intricate designs may extend the timeline. Timely acquisition of permits, efficient planning, and coordination with contractors will all help to make the construction process as smooth and quick as possible.

A random orbital sander is best for sanding a deck because it is easier to handle than other power sanders and is less likely to damage the wood. Most decks are made of types of softwood, so a gentler sanding process is essential to prevent permanent blemishes. For example, belt sanders can gouge softwoods.

Most building codes require that railing spindles (also known as balusters) on decks or stairs be spaced no more than four inches apart. This safety standard is often called the '4-inch sphere rule,' which means a sphere with a 4-inch diameter should not be able to pass through the opening between balusters. This rule is in place to prevent small children and pets from slipping through the railing. For the same reason, the space between the bottom rail and the deck or floor surface should also be no more than four inches. As a general guideline, professionals often install three balusters per foot of railing. However, since specific requirements can vary by location, it is essential to check your local building codes to ensure compliance before starting your project.