Computer · Environmental Engineering

Match the following water distribution systems with their characteristics: A. Dead end system — 4. System is suitable for irregular developed or developing towns or cities B. Grid iron system — 1. Water enters the branches at all junctions in either direction into submains of equal diameters C. Circular or ring system — 2. Supply to the inner pipes is from the mains around the boundary D. Radial system — 3. Most economical system if combined pumping and gravity flow is adopted