technical report documentation page

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technical report documentation page

38 .1040.2638. 1076.2050.80330254Top Plate76Ø108Ø178ThreadbarGrade 75 #87682676 7676406NutSpringBottom PlateAØ3051127 12740676Middle Plate1867SECTION A-A20376406CouplerChannelC 5x6.7Jack Plate267381622330LOADING FRAME25440676Middle and Bottom Plates(Uni ts: mm)Figure 3.2 Creep Loading Frame and SpecimensA jack and a load cell were used to stress the creep rigs (as shown in Figure 3.3).When the correct load was reached, the nuts below the bottom plate were tightened. Thespecimens for the HPC girder mix were loaded 2 days after casting to 40% of nominaldesign compressive strength of the mix. For the cast-in-place specimens, one was aircured in the testing room and the other was moist cured prior to be loaded at 28 days.19

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