Stirling Castle is situated on top of atop the Castle Hill in Stirling. It is one of the largest and most significant castles in Scotland. The site...
Landscape Gravel. 1  The average cost for crushed rock gravel or lava rock is $640 for 32 square feet of gravel. 2  The minimum cost that property owners pay for crushed rock gravel or lava rock is $140, which covers 7 square feet of gravel.
$1.08 - $1.43 per square foot (4 inch thick gravel or crushed stone). This is a general estimate for gravel driveway installation. Cost does include gravel delivery, spreading, and leveling. Cost does not include landscaping or curb installation.1.08 - $1.43 per square foot (4 inch thick gravel or crushed stone). This is a general estimate for gravel driveway installation. Cost does include gravel delivery, spreading, and leveling. Cost does not include landscaping or curb installation.