...D ATHERTON; P D JACKSON; R COWELL; R SMITH; P W FRIEND © Thomas Telford and ICE 1991 CLOSE TOLERANCES STRUCTURES SPECIFICATIONS PERFORMANCE VIBRATIONS NOISE TRANSMISSION GEOMETRY DIMENSIONS BUILDINGS VACUUM DEWATERING ISOLATION Proc. Instn Cio. Engrs, Part 1, 1991, 90, Aug...

... vacuum pressures in the system. 6. Letch House tank, placed at the highest point in the scheme, incorporates the transition from the pumping mains to the pressure tunnel. The reasons for the existence of Letch House tank include the need to provide a physical barrier to prevent back flow from...

... FILTERS FLOUR COILS SPRINGS WORKS PLANT EQUIPMENT DIGESTION DEWATERING FACILITIES CAKE INTEGRATION SELECTION DESIGN LAYOUT POWER HOUSES PUMPING STATIONS HEATING CHEMICAL CONDITIONING VACUUM HALLS RECEPTION SALVAGE DANO BIOSTABILISERS SCREENING HOUSES COSTS EFFLUENT TANKS...

... MECHANISMS OPERATION WATER HYDRAULICS VELOCITY GRAVITY CYLINDERS PUMPS PUMPING FLOATING AIR VACUUM RESERVOIRS BEARING SIPHONS HYDROELECTRICITY MORUAN ON CONTROL O F FLOW BY QATES AND VALVES 537 HYDRAULICS DIVISION MEETING 9 April, 1957 Mr W. P. Shepherd-Barron, Past-President, Chairman...