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Prefabricated school steel Building - At Barrackpur (Kolkata)

Prefabricated school building

PUFF panel prefabricated school building

            A PUF (Polyurethane Foam) panel prefabricated school steel building is a modern construction solution designed to provide quick, cost-effective, and durable educational infrastructure. These steel buildings are constructed using prefabricated sandwich panels that consist of a rigid polyurethane foam core placed between two metal sheets, usually pre-painted galvanized iron (PPGI) or galvanized steel. The panels are manufactured in factories under controlled conditions and then transported to the site for assembly, which significantly reduces construction time compared to conventional brick-and-mortar structures.

          One of the major advantages of PUF panel prefabricated school steel buildings is their speed of construction. Since most components are pre-manufactured, the on-site work mainly involves assembling the panels and structural frames. This allows schools, educational institutions, and government bodies to set up classrooms quickly, especially in areas where immediate infrastructure is needed, such as rural regions, disaster-affected areas, or rapidly growing communities.

           Another important feature of PUF panels is their excellent thermal insulation. The polyurethane foam core acts as an effective barrier against heat and cold, helping maintain a comfortable indoor temperature. This reduces the need for excessive cooling or heating, making the steel building more energy efficient. The panels also offer sound insulation, which helps create a quieter learning environment for students.

          PUF panel school buildings are also known for their lightweight yet strong structure. The panels and steel framework provide good structural stability while keeping the overall weight of the building low. This makes them suitable for various types of foundations and allows construction even in locations where heavy traditional structures may not be feasible.

         In addition to durability, these buildings are highly flexible and customizable. Classrooms, laboratories, administrative offices, libraries, and restrooms can be designed according to the specific needs of the institution. The modular design also allows easy expansion in the future by simply adding more panels and sections without major structural changes.

            Another benefit is the low maintenance requirement. The outer metal surfaces are coated to resist corrosion, weather, and wear, ensuring a long service life. PUF panels are also resistant to moisture, termites, and fungal growth, which makes them suitable for various climatic conditions.

From an environmental perspective, prefabricated PUF panel buildings generate less construction waste and require fewer raw materials on site. The factory-made panels ensure better quality control and efficient use of resources.

               Overall, PUF panel prefabricated school steel buildings provide a practical, efficient, and sustainable solution for modern educational infrastructure. They combine speed, durability, energy efficiency, and flexibility, making them an ideal choice for schools that need reliable and quickly deployable classroom spaces.

Prefabricated steel school building.

Project Details

  • Length: 45.1 Mtr., 25.1 Mtr.

  • Width: 13.4 Mtr., 7.7 Mtr.

  • Clear Height: 3.49 Mtr.

  • Roof Height : 3.658 Mtr.

  • Total floor area - 8500 Sqft

  • Total Project cost per sqft - RS.1080/- 

❁ Scope of work : 

MS materials supply, Fabrication, Painting and erection using hollow section.

  • Roof sheet installation using TATA steel 0.50 mm color coated sheet.

  • Wall cladding and wall partition using 50 mm thick sandwich panel(white colour)

  • False ceiling using 30 mm thick sandwich panel (white colour)

  • Electrical wiring (with out Fan, Light and AC) 

  • Door and windows

  • Windows guard using aluminum net.

  • All plumbing and toilet fittings of 3 toilets.

❁ Civil work : 

  • ​ All column foundations.

  • Tie beam 10 inch / 10 inch

  • Brick wall - 10 inch

  • Rubbish filling

  • PCC flooring - 75 mm

  • Floor tiles installation.

❁ Project Description 

A. Materials specification :

  1. MS materials supply, fabrication, painting and erection using hollow section:

  • Column - SHS 113.5 X 113.5 X 2.6mm

  • Truss section - RHS 96 X 48 X 2.6 mm

  • Truss cross section - SHS 40 X 40 X 2.6 mm

  • Purlin - SHS 80 X 40 X 2.6 mm

  • Column to column runner - SHS 72 X 72 X 2.6 mm

  • Base plate - 10 mm

  2. Roof sheet installation using TATA steel 0.50 mm color coated sheet :

  • TATA steel color coated sheet, thickness 0.50 mm, Sky Blue color.

  • Screw HP brand - At roof 55 mm

  • All flashing using 0.50 mm thickness color coated sheet.

  • Eave gutter using 0.50 mm color coated sheet.

  • Water out let pipe using PVC 4 inch pipe only shed area.

3.Wall cladding and wall partition using  50 mm thick sandwich panel(white colour) :

  • Providing and fixing of Fixed 50 mm preprinted sandwich panel (100 % re-use product) 

  • Sili coning in the each joint using GP Boss white color.

  • All corner joints will be same color ISA 

4.False ceiling using  30 mm thick sandwich panel(white color) :

  • Providing and fixing of Fixed 30 mm preprinted sandwich panel (100 % re-use product) 

  • Sili coning in the each joint using GP Boss white color.

  • All corner joints will be same color ISA 

5. DOORS & Window :

  • Fittings door using main frame with NAGA King Red-Core 12mm,Main door section - 25 mm Pine Ply., Lock and Door closer - PALAM Brand) 

  • Window using powder coated aluminum frame and 4 mm glass. with aluminum net guard  

6. Electricals :

  • Total Electrical works with LED Light as required to full illusion ( Phlips Make ) necessary Mcb and elcb, Comprising of Panel with D.B's, necessary MCB's, Switches and sockets, Circuit and point wiring, each workstation having 6 model front plate with 2 sockets and a switch, Make - Switch & Socket - Gold Medal / KOLORS etc. Wires- ISI marked(Finolex) , DBs - Havells, (Including fire safety audit and energy audit complete). List of Equiment: 200 AMP 440v TPN BRASSBAR,12way TPN MCB DB D/D with 40 Amps TPN MCB 1 No. 56 Nos of 6 to 32 Amps SP MCB for RAW PLUG, (LEGRAND & HAVELLS Make) ,8way TPN MCB DB D/D with 40 Amps TPN MCB 1 No. 32 Nos of 6 to 32 Amps SP MCB for RAW PLUG,UPS PLUG & AC Points 4 NOS. (LEGRAND & HAVELLS Make),6way TPN MCB DB D/D with 40 Amps TPN MCB 22 Nos of 6 to 32 Amps SP MCB for LIGHTING (LEGRAND & HAVELLS Make),16way SPN MCB DB D/D with 32A DP MCB 1No, 16 Nos of 6 to 32 Amps SP MCB for UPS LIGHTING (LEGRAND & HAVELLS,4way SPN MCB DB D/D with 63A TPN ISOLATOR for ALL MCB DB SUPPLY LINE.(LEGRAND & HAVELLS Make)

7.FLOORING & TILES WORK :

  •  PCC flooring for the entire floor with Stone Chips Sand Cement and in the Ratio of 3 : 2 : 1(RMC used) as per the requirement of floor slope to make it a zero level with net cement finish - 1963 Sqft

  • Providing and fixing 600x600mm joint free ceramic tiles in flooring in toilet and pantry in directed patterns, on the existing flooring/ surface. Tiles to be fixed with fixing compound (Unitile, Fevimate) as per details - 1963 Sqft

  • 2 Bathroom including 2 WC, 3 Basins, Mirrors, 1 Urinal etc. Jaguar Make Including Plumbing line , CPVC pipeline with necessary angular stop valve , pillar cock, health faucet.

8.SS Railing  :

  •  Using materials of SS , 304 Grade and 18 gauge with Cap. 

9.Baranda cornice  : 

  •  Main structure using aluminum hollow section 50 X 25 X 2.3 mm, Angle aluminum 38 X 25 X 2mm,

  • Hilux screw - 19 X 8, 38 X 8 mm.

  • CSK steel screw - 13 X 4 mm

  • Dowsil silicon

  •  Eurobond 4 mm ACP sheet, white color

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School Building  Layout

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