Central Public Works Department under Ministry of Urban Development is one of the oldest Central Government Department, providing engineering excellence over 150 years in the construction filed.
For any construction work, Schedule of Rates plays an important role in pre-construction stage like preparation of estimate & specification of construction materials. Ceiling Tiles products are compliant to specifications as mentioned under DSR.
CPWD, DSR VOL-1, ITEM NO 12.52 & 12.54
Providing and fixing tiled false ceiling of specified materials of size 595×595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections (galvanized @ 120 grams/sqm, both side inclusive) consisting of main “T” runner with suitably spaced joints to get required length and of size 24×38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross “T” of size 24×25 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main “T” at 600 mm center to center to form a grid of 1200×600 mm and secondary cross “T” of length 600 mm and size 24×25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200×600 mm panel to form grids of 600×600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main “T” runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x1.6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm Gl adjustable rods with galvanised butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge.
Providing and fixing GI Clip in Metal Ceiling System of 600×600 mm module which includes providing and fixing ‘C’ wall angle of size 20x30x20 mm made of 0.5 mm thick pre painted steel along the perimeter of the room with help of nylon sleeves and wooden screws at 300 mm center to centre, suspending the main C carrier of size mm made of G.I steel 0.7 mm thick from the soffit with help of soffit cleat 37x27x25x1.6 mm, rawl plugs of size 38×12 mm and C carrier suspension clip and main carrier bracket at 1000 mm c/c. Inverted triangle shaped Spring Tee having height of 24 mm and width of 34 mm made of Gl steel 0.45 mm thick is then fixed to the main C carrier and in direction perpendicular to it at 600 mm centers with help of suspension brackets. Wherever the main C carrier and spring T have to join, C carrier and spring T connectors have to be used. All sections to be galvanized @ 120 gms/sqm (both side inclusive), fixing with clip in tiles into spring T with:
GI Metal Ceiling Lay in plain Tegular edge Global white color tiles of size 595×595 mm, and 0.5 mm thick with 8 mm drop; made of G I sheet having galvanizing of 100 gms/sqm (both sides inclusive) and electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending.
| Color | White |
| Size | 595mm X 595mm |
| Thickness | 0.5mm |
| GI Sheet | Galvanizing of 100 gms/sqm |
| Polyester Powder Coated | 60 microns(minimum) |
Metal Ceiling Lay in perforated Tegular edge global white color tiles of size 595×595 mm and 0.5 mm thick with 8 mm drop; made of GI sheet having galvanizing of 100 gms/sqm (both sides inclusive) and 20% perforation area with 1.8 mm dia holes and having NRC (Noise Reduction Coefficient) of 0.5, electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending and perforation, and backed with a black Glass fiber acoustical fleece.
| Color | White |
| Size | 595mm X 595mm |
| Thickness | 0.5mm |
| Perforation Area | 20% |
| Dia Holes | 1.8mm |
| NRC | ≥0.5 |
| GI Sheet | Galvanizing of 100 gms/sqm |
| Polyester Powder Coated | 60 microns(minimum) |
GI Metal Ceiling Clip in plain Beveled edge global white color tiles of size 600×600 and 0.5 mm thick with 25 mm height, made of G sheet having galvanizing of 100 gms/ sqm (both sides inclusive) and electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending.
| Color | White |
| Size | 600mm X 600mm |
| Thickness | 0.5mm |
| Height | 25mm |
| GI Sheet | Galvanizing of 100 gms/sqm |
| Polyester Powder Coated | 60 microns(minimum) |
GI Metal Ceiling Clip in plain Beveled edge global white color tiles of size 600×600 and 0.5 mm thick with 25 mm height, made of G sheet having galvanizing of 100 gms/ sqm (both sides inclusive) and 20% perforation area with 1.8 mm dia holes and having NRC of 0.5, electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending and perforation.
| Color | White |
| Size | 600mm X 600mm |
| Thickness | 0.5mm |
| Height | 25mm |
| GI Sheet | Galvanizing of 100 gms/sqm |
| Perforation Area | 20% |
| Dia Holes | 1.8mm |
| NRC | ≥0.5 |
| Polyester Powder Coated | 60 microns(minimum) |