...W G LOCKETT; VITRUVIUS POLLIO; VITRUVIUS; G DE MONTAUZAN © Thomas Telford and ICE 1991 ROMAN HYDRAULIC ENGINEERING VITRUVIAN PROBLEMS DE ARCHITECTURA INVERTED SIPHONS AQUEDUCTS COMPRESSED AIR ENTRAINED FLOW DEVICES VALVES ENGINEERS GRADIENTS SURVEYS LEVELLING INSTRUMENTS...

... other European bidders indicated modest savings. 42. At the penstock valve gallery theheadrace tunnel terminates in a steellined bifurcation leading to two 4 m diameter penstock butterfly valves. Hydrostatic thrust on the bifurcation block is resisted both by tensioned ground anchors and by a steel...

...G GERMANOPOULOS; PW JOWITT © Thomas Telford and ICE 1989 IMPERIAL COLLEGE HERIOT WATT UNIVERSITY LEAKAGE REDUCTION EXCESS PRESSURE MINIMISATION WATER SUPPLY NETWORKS METHODS WATER SUPPLY CONTROL OPTIMAL VALVES SETTING HYDRAULIC CHARACTERISTICS FLOW EQUATIONS NODAL...

...JF MCKEEKAN; KP YUE; DW CALKIN; JK MUNDY; RA BALLARD; R DAWSON; WAH HAMILTON; W WILSON; JP HARRISON; D COLLIER; E SNOWDON; EW FLAXMAN; AG COOK; BC BELL © Thomas Telford and ICE 1988 RESERVOIRS AQUEDUCTS SIPHONS VALVES PUMPS MODELS DESIGN ENVIRONMENT TEMPORARY WORKS COSTS CIVIL...

...JA CHARLTON © Thomas Telford and ICE 1985 DUNDEE UNIVERSITY VENTURI SALINE INTRUSION SEA OUTFALLS CONTROL WATER PENETRATION DIFFUSERS SYSTEMS EFFICIENCY HYDRAULIC VALVES PREVENTION DISCHARGES THROATS ACCELERATION TUNNELS PIPES PORTS AXISYMMETRIC MODELS TESTS...

... VALVES TOWERS PIPES OUTLETS FLOODS LEVELS CAPACITY OVERFLOWS EMBANKMENTS DESIGN EARTHFILL FILL EARTH SAFETY CONSTRUCTION RIVERS INSTRUMENTATION SURFACE PROTECTION KIELDER BAKETHIN NORTHUMBRIA TYNE UK Proc. Instn Ciu.Engrs, Part 1,1982,12, May, 149-176 The Kielder...

...,thePaperdiscussesthetransientconditionsinthe 32 km tunnel system leading to the River Tees, and surge analyses are described which ledto the determination of suitable rates of valve movementto contain pressure fluctuations within acceptable limits. Introduction Designed t o augment the water supply of theTyne/Tees area, the Northumbrian...

... and a newmethodwasthereforedeveloped.Thisisdescribedwithatypicalcalculation, and theresults are comparedwiththosegiven by variousempiricalmethods.The works are designed to withstand earthquake loads, and details are given of the virtual massanalysisused for the valve tower and access bridge piers. When carrying out works to improve the stability of the raisedvalve tower...

...A P GOUPY © Thomas Telford and ICE 1965 BINNIE SUBMARINE PIPELINES WATER SUPPLY STEEL WATER DISTRIBUTION IMPOUNDING RESERVOIRS PIPES MANUFACTURE PROTECTION LAYING LAYBARGES PIPELAYING CAISSONS PILES FOUNDATIONS CHAMBERS VALVES POLYURETHANE LININGS SITE...

... WATER WORKS ACCESS CONDUITS PIPES VALVES SLUICES SURGES SHAFTS PORTAL SCOUR DESIGN TAILRACE DEPRESSIONS ABSTRACTION PRESSURE REPAIRS SIPHONS POWER LOCHS LAKES LOCH TREIG LOCHABER SCOTLAND FOYERS KINLOCHLEVEN UK Paper No. 6549 MAINTENANCE OF HYDRO-ELECTRICSCHEMES...

...B A SUTTON © Thomas Telford and ICE 1960 ROYAL MILITARY COLLEGE OF SCIENCE SERIES SOLUTIONS SURGES TANKS PROBLEMS AMPLITUDE OSCILLATIONS LOADS INFINITE FRICTION FACTORS REJECTION TAKING ON PIPES INDEX VALUE HEIGHT NON DIMENSIONAL QUANTITIES VALVES CLOSURES...

...HD MORGAN; DF CAMPBELL; DH BROADBENT © Thomas Telford and ICE 1957 JAMES WILLIAMSON FLOW CONTROL AIR VALVES SPILLWAYS RESERVOIRS HYDRAULICS GATES RIVERS BARRAGES BASINS EROSION 428 DISCUSSION Hydraulics Paper No. 16 Control of flow by gates and valves t W Horace...

...HD MORGAN © Thomas Telford and ICE 1957 SIR WILLIAM HALCROW FLOW CONTROL GATES VALVES SYSTEMS SLUICES POWER INDUSTRIES CONDUITS CHANNELS SPILLWAYS INTAKES DISCHARGES OPENINGS CONSTRUCTION TIMBER PRESSURE VIBRATIONS CLOSURES CIRCULAR SILT JOINTS GEARING SPINDLES...

...HD MORGAN; WE DORAN; J MAIR; RH EDGINTON; H ADDISON; JH THORNTON © Thomas Telford and ICE 1957 GATES VALVES FLOW RIVERS BRIDGES STRUCTURES SLUICES TRAFFIC ROADS PIERS WELLS DRAINAGE AERATION CORROSION CAVITATION CULVERTS PIPES ELECTRICAL CYLINDERS JOINTS SPILLWAYS...

... is shown inFigs 1 and 2. Thewaterisimpoundedin a reservoir with top water level 1,006*, by means of a dam 3+ miles upstream of Trecastle, and is fed from the valve tower on the north bankof the reservoir through a tunnel which is 14 mileslong and has been driven under MynyddMyddfai to a supply basin...

...H KERR; EB LOCKETT; GM BINNIE; JA BANKS; HET COMPTON; WJ DYER; AL LITTLE; R DRAKE; ADM PENMAN; JCA ROSEVEARE; KY SINGH DAMS RESERVOIRS RAINFALL CATCHMENTS DESIGN WATER SUPPLY WATER PROJECTS SLABS PRECAST SHUTTERING WALLS CONCRETE CLAYS DEPOSITS JOINTS ARTICULATED TOWERS VALVES...

... in controls for turbines, gates, and valves. A classified bibliography is given under Section 5 on p. 1012. 2. TUNNELS AND PIPES 2.1. Steady j a w 2.11. Intake works.-Automatic siphons continue to be employed for reservoir level control and for handling flood water, surges accompanying sudden turbine shut...

... perminute, from a depth below ground-level of up to 200 fmt or even more. It can deliver against a positive head of as much as 100 feet or more. The foot valve is the only moving part in the wellitself and is connected tothe pump by a singlepipe. Under suitable workingconditions an efficiency of about 50...

... DAMS TUNNELS CONTROL GATES VALVES FISH PASSES FISH PASSES CONCRETE MATERIALS SCOTLAND HIGHLANDS SLOY SHIRA ERROCHTY CONON BASIN UK 248 FULTON ON CIVILENGINEERING ASPECTS OF Paper No. 5851 "Civil Engineering Aspects of Hydro-Electric Development in Scotland " bY Angus...

...S B DONKIN; J BROWN GUTHRIE; J WILLIAMSON; J A BANKS; A C ALLEN; R CAREY; F W COATES; W L LOWE BROWN; C M ROBERTS; W ALLARD; JG BROWN; WLL BROWN © Thomas Telford and ICE 1952 CIVIL ENGINEERING HYDROELECTRICITY DEVELOPMENT PROJECTS HYDRAULIC CONTROL GATES VALVES INTEGRATION...