Types of Retaining Walls | Choose Wisely

Gravity walls depend on the weight of their mass (stone, concrete or other heavy material) to resist pressures from behind and will often have a slight setback, to improve stability by leaning back into the retained soil.

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Concrete - Wikipedia

Concrete, usually Portland cement concrete, is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens over time—most frequently a lime-based cement binder, such as Portland cement, but sometimes with other hydraulic cements, such as a calcium aluminate cement.

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Properties of concrete - Wikipedia

Concrete has relatively high compressive strength, but significantly lower tensile strength.As a result, [further explanation needed] without compensating, concrete would almost always fail from tensile stresses – even when loaded in compression.

Dam design and construction, reservoirs and balancing lakes

Dam design and construction methods for the most usual types of large dams are presented and justified. Free advice is provided by international experts.

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Autoclaved aerated concrete | YourHome

Autoclaved aerated concrete, or AAC, is concrete that has been manufactured to contain lots of closed air pockets. Lightweight and fairly energy efficient, it is produced by adding a foaming agent to concrete in a mould, then wire-cutting blocks or panels from the resulting 'cake' and 'cooking' them with steam (autoclaving).

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Concrete Basics in Construction from Construction Knowledge.net

A simple overview of reinforced concrete design may be helpful here. Concrete is a material high in compression strength and low in tensile strength.

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Abstract. This specification covers reinforced concrete culvert, storm drain, and sewer pipe. The pipe manufactured with this specification shall be of five classes: Class I, Class II, Class III, Class IV, and Class V.

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