1. Review the members of the percussion instrument family. Distribute the Instrument Families of the Orchestra handout that can be found within the Resource Carousel and review the information in the âPercussionâ column. 2. Play instrument listening clips for the percussion family from 'Perfect Pitch'. Build Knowledge. 1. Have students explore the following sites to learn more about percussion instruments: ArtsAlive.ca Music: Instrument Lab: Percussion: Percussion: here, students can learn more about string instruments and play clips
Comments. Submit. French drains should be dug to a depth of 8 to 12 inches, for a 4-inch pipe, with a minimum of 2 inches of gravel on all sides.omments. Submit. French drains should be dug to a depth of 8 to 12 inches, for a 4-inch pipe, with a minimum of 2 inches of gravel on all sides.
Typical costs: 1  Having a landscaper or other professional install outdoor French drains can cost $10-$30 a linear foot but averages about $25/foot depending on depth and width (typically 12-24 deep and 6-18 wide), and local rates. A French drain 30'-50' long might cost $300-$1,500, with prices averaging about $750-$1,250. For example, Galtech.com reports having two French drains installed at an Oregon home for $1,475 for 58' total, about $25-$26 a foot.