Rebar spacing is calculated so that each square foot of reinforced area is sufficient for its load and can be calculated using a rebar spacing calculator. Taking grade, size, spacing and location into consideration, calc... More »

Online calculators are used in the same manner as hand-held calculators. Calculations can be formulated online or the calculator can be downloaded to your computer. The numbers that require calculation can be inputted fr... More »

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The calculators on calculator.net, blocklayer.com, and mycarpentry.com are some examples of online stair calculators. The stair calculator on calculator.net is the simplest one, requiring only two dimensions of the stair... More »

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A generator sizing calculator works out the size of generator needed for a particular load. The calculator typically asks about the type of appliances in use or the power demand and shows a suitable generator. Calculatin... More »

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Build a backyard fire pit using concrete blocks or bricks, rebar stake and shovel. Mark a circle in the area with the stake, string and shovel, and dig a small area for the wood. Complete the pit with rocks, bricks or bl... More »

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One way to build a pond is to dig a hole, install electrical lines and water pipes, line the hole with rebar and concrete, coat it with pond sealant, and install a water pump. This procedure usually takes about one week ... More »

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A wheelbarrow generally consists of one wheel and two handles that are used to push a barrel-type container with a small load from one location to another. Replacement parts include the wheel, inner tube for the wheel an... More »

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