... the variation of moisture content within hardened concrete with age." The electrical conductance of concrete across embedded circular brass electrodes was measured in three mutually perpendicular directions from the time of casting. Initially there was considerable scatteramongthe readings obtained across 18...

... and by Matthew9 in1899. Unfortunately, verymanywellshavebeenfilled in during the past few years as rural water supplies have been extended,and in some areas it has not been possible to obtain sufficient readings to produce a comprehensive picture. The Authors arealso awarethat taken as a wholethe density of well...

...H L COX; S E MITCHELL © Thomas Telford and ICE 1952 MEASUREMENT MOVEMENT LARGE STRUCTURES DETECTION MICROMETERS METHODS CRACKS EQUIPMENT READINGS CORRECTIONS SITES TIDES TEMPERATURE TOWER OF LONDON LONDON ROCHESTER BRIDG UK 682 COX AND MITCHEOLNL...

... inch. The tie-rods couldbereleased individually a t the pile. Provision was made for four levels of anchorage. The yield a t anchor level, vertical slip of the pile, and pasaive slip at the t,oe were Fig. 4 Fig. 5 ROWAPNOCNHORED SHEET-PILE WALLS 31 measuredbydial-gauges reading to 0.001 inch...