expansive cement. civil engineering


Types of roof & bridge truss 817

there are many assortment of bridges in the construction industry. They include roof and bridge trusses and their structural integrity depend on their design and construction like shown below :- ROOF TRUSSES Attic truss – this truss is designed with a spaced allocation to fit an attic. Belgian truss – […]


Types of cement 785

There are many types of cement different in chemical composition and with different properties.   Ordinary portland cement –  This is the most commonly used cement. its properties render it useful in many building sites although it cannot be used where there is exposure to sulphates or ground water. Rapid […]