Odisha CHSE +2 Vocational Building Maintenance case studies
Odisha CHSE +2 Vocational Building Maintenance · Put your knowledge to work in context.
Building Maintenance is a vocational subject within the +2 Vocational stream offered by the Council of Higher Secondary Education (CHSE), Odisha. It prepares students for a working role rather than an academic one: keeping buildings sound, safe and serviceable. The Odisha CHSE +2 Vocational Building Maintenance case studies are 5 cases and about 4,496 words.
1Coastal School Block: Separating Structural Cracking from Material Decay
A two-storey school block built in the mid-1980s in Balasore, about 1.2 km from the sea, has 230 mm external brick walls in 1:8 cement mortar carrying RCC roof slabs. After every monsoon the ground-floor classrooms smell of damp and white salt deposits reappear up to roughly 900 mm above plinth level.
924 words, about 5 min2Hostel Soil Stack Without Venting and a Silted 30 m Drain
A three-storey boys' hostel with 24 WCs and 18 wash basins is drained by a single 100 mm diameter soil stack at the rear; there is no vent stack. Complaints are: the top-floor WC clears slowly; ground-floor traps gurgle after a top-floor flush; a sewer smell returns to the ground-floor toilet two days after the traps are refilled; the ground-floor floor trap measures only a 30 mm water seal and is partly choked with hair and soap.
884 words, about 4 min3Workshop Supply: Load, Earthing and the Tingling Saw Bench
A +2 vocational institute is converting a 6 m × 9 m room into a carpentry-cum-welding practice workshop on a single-phase 230 V supply with a sanctioned load of 5 kW. Connected load: 10 LED fittings at 20 W, six ceiling fans at 75 W, two exhaust fans at 60 W, an arc welding set with 3.0 kW input and a table saw of 1.5 kW, plus eight twin 6 A socket outlets.
929 words, about 5 min4Pre-Monsoon Repainting of a Chalky, Damp Hostel Facade
A 12-year-old hostel near Puri needs its exterior repainted before the monsoon, about six weeks away. The paintable area is roughly 900 m² of cement plaster that was last coated with cement paint and is now chalky and powdering.
878 words, about 4 min5Checking a Room Plaster Estimate and the Contractor's Four Bags
You are preparing an internal plaster estimate for a 4.2 m × 3.6 m room with a clear height of 3.0 m and 250 mm thick walls. There is one door of 1.0 m × 2.1 m and two windows of 1.2 m × 1.2 m each.
881 words, about 4 min