



Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
CCIL PRACTICE TEST PRACTICE SCRIPT UPDATED 2026 TESTED SOLUTIONS
Typology: Exams
1 / 6
This page cannot be seen from the preview
Don't miss anything!




⫸ Sampling plastic concrete Answer: Pass receptacle through discharge stream or divert stream into sampling container ⫸ Grab samples for uniformity testing Answer: 3 grab samples required ⫸ Sample size for casting 3 100mm x 200mm cylinders Answer: Minimum 20L sample size needed ⫸ Sample size for casting 150mm x 300mm cylinders Answer: Minimum 30L sample size needed ⫸ Sample size for casting 150mm x 150mm x 535mm beams Answer: Minimum 55L sample size needed ⫸ Extra sample for more than 3 cylinders/specimens Answer: Volume of cylinders/specimens plus 10% extra needed ⫸ Time for obtaining, transporting, and remixing sample Answer: Allowed 10 minutes for the process
⫸ Aggregate larger than appropriate Answer: Must be wet-sieved before testing ⫸ Information required on reports Answer: Includes conc mix no, sample details, project info, technician, and deviations ⫸ Air Content in concrete Answer: Volume of air voids in plastic concrete, excluding pore space in aggregate ⫸ Slump in concrete Answer: Measure of consistency post-removal of slump cone, indicating subsidence ⫸ Slump Flow in concrete Answer: Horizontal spread post-removal of slump cone, indicating fluidity ⫸ Water-to-cementing materials ratios Answer: 3 ratios needed for concrete trial mixes ⫸ Stable temperature before mixing concrete Answer: 23 C +/- 2 C considered stable ⫸ Storage of cementing materials Answer: In dry, moisture-proof containers ⫸ Surface moisture in aggregate Answer: Sample size of 500g-1000g for obtaining surface moisture
⫸ Internal Vibration Answer: Method for concrete compaction with specific dimensions and insertions. ⫸ Specimen Removal Time Answer: Specimens removed from moulds after 20 +/- 4 hrs. ⫸ Initial Curing Temperature Answer: Maintained between 15 and 25 degrees C. ⫸ Extended Demoulding Time Answer: Extended to 76hrs for strength <35MPa. ⫸ Transport After Initial Curing Answer: Wait 20hrs before transporting specimens. ⫸ Flexural Test Specimen Size Answer: Specific dimensions and ratios for flexural test specimens. ⫸ Placing Concrete - Flexural Test Answer: Mould filling instructions based on thickness. ⫸ Rodding Flex Specimens Answer: Rodding instructions for flexural test specimens. ⫸ Internal Vibration for Flexural Specimens Answer: Interval guidelines for internal vibration during specimen preparation.
⫸ Flexural Test Specimen Initial Cure Answer: Cure for 48 +/- 4 hrs before demoulding. ⫸ Tampering Rod Dimensions Answer: Specified dimensions for air content test tampering rod. ⫸ Measuring Bowl Answer: Rigid bowl specifications for limiting expansion. ⫸ Air Gauge Dial Answer: Allows direct reading of air volumes. ⫸ Calibration Cylinder Answer: Volume range relative to base container volume. ⫸ Air Meter Readings Answer: Readings to the nearest 0.1%. ⫸ Air Test Time Limit Answer: Conduct air test within 10 minutes of sample collection. ⫸ Air Meter Rodding Answer: Number of rod strokes based on bowl size. ⫸ Slump on Mixtures >40mm Aggregate Answer: Procedure for conducting slump test on larger aggregates.