Abstract
This Research investigated Security in the Modern Housing. This Research was an Investigation of the Noise Characteristic of the Crime Prevention Gravel. The Researched Crime Prevention Gravel was made of the Recycling Grass. It proposed the New Crime Prevention Gravel that mixed the Construction Waste with General Gravel. The Splinter of the Construction waste is used Brick, Roofing Tile and the Block. The Crime Prevention Gravel made of the Recycling Glass did not have a Remarkable Difference by Weight.