A cubic foot of coal pieces weighs between 40 and 60 pounds. A solid cubic foot of coal can weight up to 84 pouinds. A coal hopper rail car contains 100 tons of coal. I hate you gety a book from quezboy.
As long as your walkway isn't cracked all the way through, you can coat the slab with a concrete resurfacer, a no-shrink blend of Portland cement, sand, and polymer additives that fills divots and makes a uniform finish. Its natural color is dark gray, so buy enough to cover your entire walk. One 40-pound bag coats about 35 square feet. If you want a different color, just add a concrete tint. Before resurfacing, strip off any paint or sealers and watch the weather. Temperatures should remain above 50 degrees F for 8 hours after the pour and above freezing for 24 hours after that.
To see more colors, press the M key on the keyboard to open the custom color palette. Option 2 - Right Click the Sheet Tab: 1. Right click on the tab of the worksheet you want to re-color to make it the active sheet and to open the context menu; 2. Select Tab Color in the menu list to open the color palette; 3. Click on a color to select it; 4. To see more colors, click on More Colors at the bottom of the color palette to open the custom color palette. Option 3 - Access the Ribbon Option with the Mouse: