HYDRAULICS OF PRECAST CONCRETE CONDUITS ... - Humes
HYDRAULICS OF PRECAST CONCRETE CONDUITS ... - Humes
HYDRAULICS OF PRECAST CONCRETE CONDUITS ... - Humes
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<strong>HYDRAULICS</strong> <strong>OF</strong> <strong>PRECAST</strong> <strong>CONCRETE</strong> <strong>CONDUITS</strong>SECTION 66. PRESSURE PIPELINES6.1 INTRODUCTION6.2 PIPELINE DESIGN6.2.1 DESIGN INFORMATION6.2.2 THE DESIGN FLOW6.2.3 ROUGHNESS COEFFICIENT, k6.2.4 THE PIPE DIAMETER6.2.5 SLIME GROWTH6.2.6 MAXIMUM FLOW VELOCITY6.2.7 THE WORKING PRESSURE6.2.8 WATER HAMMER GUIDELINES6.2.8.1 VALVE CLOSURE6.2.8.2 PUMP LOCATION6.2.8.3 PUMP START6.2.8.4 PUMP FAILURE6.2.8.5 WATER HAMMER PROTECTION6.2.9 THE FACTORY TEST PRESSURE ANDTHE EFFECT <strong>OF</strong> EXTERNAL LOAD6.2.9.1 REINFORCED <strong>CONCRETE</strong> PIPES6.3 THRUST RESTRAINT6.2.9.2 PRESTRESSED <strong>CONCRETE</strong> PIPES6.3.1 CALCULATION <strong>OF</strong> THRUST6.3.2 <strong>CONCRETE</strong> THRUST BLOCKS6.4 FITTINGS AND VALVES6.4.1 FITTINGS6.4.2 VALVES6.5 FIELD HYDROSTATIC TESTING <strong>OF</strong> PIPELINES6.6 EXAMPLES6.6.1 A PUMPED MAIN6.6.2 A GRAVITY MAIN6.6.3 THRUST RESTRAINT6.6.4 DESIGN FOR PRESSURE AND EXTERNAL LOAD6.6.5 FIELD TESTING6.7 REFERENCESPage 59
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