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.
Pea Gravel Costs. For smaller projects, homeowners will need about 200 square feet of coverage which costs around $350 with most homeowners spending between $300 and $400. For this size of project, consider purchasing pea gravel in bags of 0.5 cubic feet. These bags are available at most home improvement stores.