Cert III Concreting case studies
Cert III Concreting · Put your knowledge to work in context.
CPC30320 Certificate III in Concreting is the current Australian qualification for concreters working on residential and commercial projects. The National Training Register lists occupational titles of concreter and concrete tilt panel fabricator, and classifies the qualification under ANZSCO 821211 (Concreter) and ASCED 0403 (Building). It sits at Certificate III level and is delivered under the CPC Construction, Plumbing and Services Training Package. To be awarded the qualification, a candidate must demonstrate competency in 22 units: 17 core units and 5 elective units, of which 3 must come from Group A specialist concreting electives, with the remaining 2 drawn from Group A, Group B, or any endorsed Training Package or accredited course at Certificate III or Certificate IV level. The Cert III Concreting case studies are 5 cases and about 3,809 words.
1Blowout or Bug Hole? Diagnosing a Vertical Wall Finish
You are pouring a 2.4 m high, 250 mm thick reinforced basement wall in a single lift using a 100 mm poker vibrator. The mix is a 32 MPa, 180 mm slump, 20 mm aggregate pump mix.
805 words, about 4 min2Slab Cracks Three Days After Pour - Whose Problem?
A 120 mm thick suspended concrete slab on a 6 m by 8 m grid is poured in summer with a 25 MPa, 100 mm slump mix placed by pump. Ambient temperature peaks at 34°C and there is a moderate wind.
793 words, about 4 min3Formwork Stripping Pressure on a Cold Morning
You are supervising a suspended beam-and-slab pour in late autumn. The night before the pour the temperature dropped to 4°C and is forecast to stay between 4°C and 12°C for the next three days.
718 words, about 4 min4Pump Line Blockage Mid-Pour on a Raft
You are placing a 600 mm thick raft slab, 18 m by 12 m, in a single continuous pour. The mix is a 40 MPa, 160 mm slump, 20 mm aggregate pump mix with a retarder.
721 words, about 4 min5Edge Form Failure Risk on a Sloping Site
You are constructing a 300 mm thick suspended edge beam on a sloping site. The edge form is a timber system braced back to the slab with diagonal props.
772 words, about 4 min