... designed on his water-content theory. With regard to the curves that theorygavefromlaboratorytests,hethought field experience in South Africa had shown that it was not feasible to realize the conditions.Under field conditionsconcrete hadto be mixed wetter than would be necessary in a laboratory...

... WALLS REMEDIAL MEASURES GUNS FORMULAE BITUMEN JOINTS EXCAVATING CAPE TOWN SYDNEY SOUTH AFRICA AFRICA AUSTRALIA Proceedings.] OF CAPETOWN AND SYDNEY. 73 work with theutmost dispatch, it had unfortunately been foundMt. Haakins. necessary to discontinue constructional operations...

... CAPE TOWN STEENBRAS SOUTH AFRICA AFRICA 4 LLOYD-DAVIES ON THE AUGMENTATIOX OF THE [Xinutes o f The following Papers were submitted for discussion, and, on the motion of the President, the thanksof The Institutionwere accorded to the Authors. (Paper No. 4822.) The Works for the Augmentation...

... CIRCULAR LININGS PACKING SINKING JACKHAMMERS BLASTING FRICTION TIMBER MOISTURE TEMPERATURE INDUSTRIES RAND SOUTH AFRICA AFRICA Proceedings.] DISCUSSION ON SOME hlETIIODS OP COLD-MINING. 13 Discussion. Mr. T. 1. BAILEYremarked that at the Engineering Conference Yr. Bailey. held...

... HAMMERS DETACHABLE BITS HOISTING ROPES GUIDE CAGES WITWATERSRAND SOUTH AFRICA AFRICA Proceedings.] CORRESPONDENCE ON METHODS OB' GOLD-MINING. 31 Correrrpondenoe. Mr. R. GLANFIELDremarked that the incrcase of efficiency in Nr.GlsnAeld. rock-drilling and a reduction in cost of 5s. per...

... HOISTS ROPES CRUSHING EXTRACTION COSTS VENTILATION EQUIPMENT POWER GOLDFIELDS STAMPS DRILLS ROCKS ROPES WITWATERSRAND SOUTH AFRICA AFRICA ...

...F W JAMESON PRETORIA WATSON TANKS BIRMINGHAM SOUTH AFRICA UK Proceedings.] CORRESPONDENCE ON SEWAGE-DISPOSAL. 435 (Paper No. 4390.) Sewage-Disposal in South AEcica, with Special Reference to Sludge-Treatment at Pretoria. By FRANKWALTOJNAMESOMN. ,Inst. C.E. Author s Reply...

... CHAMBERS SURFACE DRIED FERTILISERS REFUSE PRETORIA BIRMINGHAM SOUTH AFRICA UK (Paper No. 4390.) " Sewage-Disposal in South Africa, withSpecial Reference to Sludge-Treatment at Pretoria." By FRANKWALTONJAMESON. RECENTevolution in sewage-disposalmay be conveniently divided into three...

... MAITLAND MOWBRAY RAAPENBERG RONDEBOSCH CLAREMONT UK EGYPT SOUTH AFRICA (Payer No. 4450.) Main Drainage of the Southern Suburbs of the City of Capetown, South Africa. By DAVIDERNESTLLOYD-DAVIEM S.,Inst. C.E. T H E district served bythe main-drainage scheme comprises the former...

...W B EDWARDS; F R JOHNSON; R J MONEY; T R NOLAN; D H REMFRY © Thomas Telford and ICE 1923 RAILWAYS ECONOMICS REINFORCED CONCRETE COUNTRIES DEVELOPING GRADIENTS CURVES GAUGES RAILS REINFORCEMENT BEAMS TESTS AXLES LOADS SLEEPERS CAPE HEX R. MOUNTAIN SOUTH AFRICA...

... TREATMENT HISTORY OUTFALLS REMOVAL STORMS WATER SUPPLY COLLOIDS COSTS DIGESTION VERTICAL SETTLING PERCOLATION FILTERS CAPE TOWN COLOMBO CALCUTTA SOUTH AFRICA SRI LANKA INDIA Correspondence. Mr. M . R. ATKINS,having beenassociatedwith thecarrying Mr. Atkin8 out of the works a t...

... WORKS PUMPING STATIONS TREATMENT TANKS DIGESTION SLUDGE SEPTIC SEDIMENTATION TEMPERATURE SOLIDS RAINFALL INTENSITY VENTILATION CAPE TOWN COLOMBO SOUTH AFRICA SRI LANKA Discussion, The PRESIDENmToved a vote of thankstothe Authors. The President. Mr. TICKELL remarktehdat he n...

... IRON CAPE TOWN STEENBRAS KOGEL BERG HOTTENTOTS HOL. SOUTH AFRICA 3 38 LLOYU-DAVIESON AUGMENTATION OF WATER-SUPPLY [Minutes of (Paper No. 4457.) The Works for the Augmentation of the Supply of Water to the City of Capetown, South Africa. By DAVIDERNESTLLOYD-DAVIEMS., Inst. C.E. 1x...

... PROBLEMS BROAD LOADS CAPACITY NARROW EXPANSION FINANCE CONVERSION COSTS LINES ROLLING STOCK CARRYING CAPACITY TRAFFIC TRADE LEGISLATION SPEED LOCOMOTIVES RUNNING DIMENSIONS ECONOMICS CURVATURE TRACK POLICIES BURMA ASSAM INDIA SOUTH AFRICA Proceedings.] COKRESPONnEXCR...

... SOUTH AFRICA AFRICA CEYLON SRI LANKA ASIA ...

... SOUTH AFRICA AFRICA Proceedings.] DISCUSSIOS ON SLIPS AND SUBSIDENCES. 245 Discussion. The PRESIDENinTm,oving a vote of thanks to the Authors for The President. theirPapers,regrettedthatneither of them could bepresent. Mr. F. J. Waringhad, however, kindly offered to show some lantern-slides...

... a deviationweremade,theearliestdatingfrom 1899, but definite action was postponed from time to time until after the Union of South Africa was established. The survey for the line of which the construction is just corn- pletedwasbegun in December 1912. Theplanandsectionare given in Figs. I and 2, H a t e 4,with those...

... WITWATERSRAND RAND SOUTH AFRICA AFRICA Papers.] CLARK ON LIMITING VACUUM FOR STEAMTURDINES. 445 (Paper No. 4125.) Limiting Vacuum for Steam Turbines, with Tests of Large Turbo-Generators and Air-Compressors on the Rand. By GEORQE MUIRHECALDARKM, .A., M. Inst. C.E. THE supplyof power to thegold mines...

... HARBOURS PORTS SUCTION HOPPERS CUTTERS HEADS BUCKETS PUMPS LADDERS GEARS PONTOONS CANALS COSTS PLANT BARS CAPACITY PIPES MAINTENANCE ENTRANCES DOCKS SILT RECLAMATION STEAM GRABS CLAYS SLURRY MATERIALS SAND DURBAN SOUTH AFRICA AFRICA 248 CORRESPONDENCE...

... RATES VENTURI DISCHARGES NOZZLES COEFFICIENTS UNITS FORMULAE THEORY COMPRESSED TUBES GATES JOHANNESBURG VICTORIA FALLS TRANSVAAL RAND SOUTH AFRICA AFRICA Inst. C.E. J A M VFESRGUSON. (Ptrpcr No. 4166.) The Commercial Metering of Air, Gas, and Steam. By Jonx...