Daily Archives: June 13, 2016


pavement road defects 807

There are many types of roads but pavement roads are the most popular specifically those with asphalt or tarmac. in this article we will cover the most common defects and their causes :- Alligator cracking – This is a pavement defect brought about by poor drainage, weak base, sub gradeĀ  […]


Aeroplane environmental systems 729

Air supply and cooling, thermal control and pressurization of the cabin i.e HVAC (heating, ventilation & air conditioning) are considered to be part and parcel of the aeroplane environmental systems. Air in the aircraft is retrieved from the gas turbine jet engine at a point right before combustion. COOLING SYSTEMS […]