WBCHSE HS Vocational Construction case studies
WBCHSE HS Vocational Construction · Put your knowledge to work in context.
The West Bengal Council of Higher Secondary Education (WBCHSE) Higher Secondary Vocational Examination in Construction is a Class XII vocational qualification for students who want a practical, work-ready grounding in building trades. It suits learners aiming for site jobs, apprenticeships, family construction work, or further technical study rather than a purely academic route. The WBCHSE HS Vocational Construction case studies are 5 cases and about 3,631 words.
1Efflorescence and Hairline Cracks in a Coastal Brick Wall
At a two-storey residence near Digha, a mason is raising a 230 mm external wall 6.0 m long and 3.0 m high with local table-moulded bricks in 1:6 cement–sand mortar. The bricks are stacked on bare ground and are dipped in a water drum for barely a minute before laying.
733 words, about 4 min2Low Cube Results on a Hot-Weather RCC Slab
An RCC roof slab for a 12 m × 9 m hall is being cast with a nominal M20 mix (1:1.5:3) in mid-May, when the ambient temperature is 41 °C with a dry wind. Concrete arrives at the hopper at 32 °C.
741 words, about 4 min3Rate Estimate for a Brick Wall with Openings
A client asks for a rate estimate for a 230 mm brick wall, 10.0 m long and 3.0 m high, in cement mortar 1:6. The wall contains two window openings of 1.2 m × 1.5 m and one door opening of 1.0 m × 2.1 m; all dimensions are clear openings and no lintel is included in this item.
655 words, about 3 min4Trap Seal Loss and Gurgling in a Two-Storey Drainage System
A newly built two-storey house has a ground-floor bathroom directly below a first-floor bathroom. The first-floor WC discharges into a 110 mm PVC soil pipe that runs 8 m horizontally at a fall of 1:120 before dropping vertically.
736 words, about 4 min5Unshored Excavation Beside a Neighbour's Boundary Wall
An excavation for an isolated footing is 1.8 m deep and 2.4 m × 2.4 m in plan, dug by four labourers, with one face only 1.2 m from a neighbour's 230 mm brick boundary wall that is 2.4 m high. The soil is loose silty fill to 1.5 m, then stiff clay.
766 words, about 4 min