# How much does a riprap wall cost?

## How much does a riprap wall cost?

In general, the average installed cost of riprap is from \$30 to \$65 per square yard, and sometimes much more, depending on rock size, transportation costs from the stone quarry, and other project specifics.

How much does rip rap cost per linear foot?

In many cases, if you are using the best solution rip rap rock revetment contracting can cost more than \$2,200 per linear foot.

### How much is a ton of riprap rock?

Riprap is often sold by the ton at a cost of \$35 to \$250 per ton. Expect to pay \$35 to \$100 per ton for small riprap (6 inches to 2 feet). Large ones (2 feet or more) cost \$50 to \$250 per ton.

How much area does a ton of riprap cover?

35 to 40 linear feet
The average is usually from about 3″ to 8″ in size. One ton of rip rap will usually cover an area of 35 to 40 linear feet, spread 3′ wide.

#### How is riprap calculated?

Multiply the riprap’s cubic yardage by its density. For example, if the you are calculating the weight of 15 cubic yards of gravel: 15 × 2,700 = 40,500 lb. Divide this answer by 2,000, which is the number of pounds in a ton: 40,500 ÷ 2,000 = 20.25. This is the riprap’s weight, measured in tons.

How much does a rock revetment cost?

Are revetments expensive to install? Revetments may be less costly than seawalls, depending on materials and method of installation, but can still cost \$2,000 or more per lineal foot. Costs can begin to add up with maintenance, however. Some types of revetments are not long-term solutions and do require maintenance.

## How many tons of rip rap do I need?

Next, divide 30,000 square feet by 120 square feet per ton, which gives you 250 tons. Therefore, for this project you will need about 250 tons (at a 2” depth) of 5/8” Screened gravel….Coverage Charts.

PRODUCT COVERAGE RATE PER TON OF MATERIAL
4”-10” Rip Rap 30 Square Feet
2″-4″ Rip Rap 70 Square Feet
1”-3” Rip Rap 90 Square Feet

Does riprap stop erosion?

Riprap is a permanent layer of large, angular stone, cobbles, or boulders typically used to armor, stabilize, and protect the soil surface against erosion and scour in areas of concentrated flow or wave energy. …

### Is riprap hard engineering?

Hard engineering strategies act as a barrier between the sea and the land. Examples of hard engineering strategies include sea walls, groynes, revetments, rock armour (rip rap), gabions and offshore breakwaters.