Weights

Granite weighs approximately 165 LBS. per cubic foot

Wilkeson Sandstone approximately weighs 155LBS. per cubic foot

Rhyolite weighs approximately 135 LBS. per cubic foot

Canadian Column weighs approximately 150 LBS. per cubic foot

Canadian Column averages 600 LBS. per linear foot

Columbia Column weighs 175 LBS. per cubic foot

Columbia Column averages 1,000LBS. per linear foot

Crushed Granite weighs 2500 LBS. per cubic yard

River Rock weighs 2,800 LBS. per cubic yard - 1.4 tons per yard

Cubic Yard Coverage

1 Cubic Yard Covers 324 square feet 1" deep

1 Cubic Yard Covers 162 square feet 2" deep

1 Cubic Yard Covers 108 square feet 3" deep

1 Cubic Yard Covers   81 square feet 4" deep

1 Cubic Yard Covers   54 square feet 5" deep

Solid Wall Coverage Per Ton

1/2 - Man     less than 150 LBS.    12 square feet

1 - Man          up to 300LBS.        10 square feet

2 - Man       300 - 1000 LBS.      7-8 square feet

3 - Man       1000 - 2000 LBS.    6-7 square feet

4 - Man      2000 - 4500 LBS.     5-6 square feet

Columbia Grey Drystack Wall    14 square feet

Mexican Beach Pebbles

Approximate Size       Concrete Coverage Per 75 LBS. Bag     Ground Coverage Per 75 LBS. Bag

       1/2" to 1"                                       23 square feet                                          12 square feet

       1" to 2"                                          14 square feet                                           7 square feet

       2" to 3"                                           7 square feet                                            4  square feet

       3" to 5"                                           6 square feet                                            3 square feet

Rainbow Pebbles

Approximate Size       Concrete Coverage Per 45 LBS. Bag     Ground Coverage Per 45 LBS. Bag

      1/4"                                                15 square feet                                         6-7 square feet        

      1/2"                                                13 square feet                                         6 square feet

      3/4"                                                11 square feet                                         5 square feet

      1 1/2"                                              9 square feet                                          4 square feet