Net present value (NPV) or net present worth (NPW) is defined as the total present value (PV) of a time series of cash flows. It is a standard method for using the time value of money to appraise long-term projects.
Our free calculator uses up-to-date, trusted data to estimate typical subcontractor costs for a Interior Wall Framing project. For a basic 125 square feet project in zip code 47474, the benchmark cost to Frame an Interior Wall ranges between $3.27 - $5.35 per square foot* . 1. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased.
1 Material and labor for a wood retaining wall runs approximately $20-$25 a square face foot (and there's usually a minimum charge for small projects), which would be about $1,000-$1,300 for a 50-square-face-foot wall.etaining walls are typically built to create a flat area on a sloped parcel or to control erosion by holding back soil, but they can also be an attractive addition, adding colors and textures to the landscape.