PROVN OF ANTI SKID AND ANTI ACID TILES IN BCR AT AF STN DARBHANGA UNDER GE AF BIHTA

B/R WORKS

Reinforced cement concrete, Type B-1, (1:2:4), (Nominal mix) using 20 mm graded stone aggregates, as in beams, cantilevers, bressumers, lintels over 1.5 metre clear span and the like complete all as specified.

Brick work using bricks as specified in PS clause 5.1, straight or curved on plan exceeding 6.00 metre mean radius built in cement mortar (1:6), complete all as specified.

Cutting holes superficial area n exc 150 sqcm into or through brick wall built in cement mortar and making good in cement mortar 1:3 or cement concrete 1:2:4 type b-1 as required

Cutting chases, pinning in, making good to facings where required and pointing in cement mortar 1:3 to ends, or edges of landings, steps , cill, sunshades, shades, shelves & landing etc. and cutting chases for concealed water tubing, concealed conduit wiring, etc., and making good, cutting not exceeding 10 cm girth, in brick walls, complete all as specified.

Use & waste of formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. with rough finished surfaces of concrete, complete all as specified.

Double action floor door spring, hydraulically regulated, made of 1.25 mm thick aluminium alloy sheet, foundation box main body with stainless steel cover, governing pivot made of brass, rest of part made out of heavy duty mild steel, ISI marked, complete.

04 levers brass mortice lock, vertical type, 100 mm size, with 2-3 keys, complete all as specified.

Stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperature 1.40 mm and fixed with tinned tacks or steel wire staples all as specified.

Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified.

Powder coated aluminium frame for doors, windows, ventilators, fixed glazing with one or more rebates including joining cleat for fixing, fixed to opening with suitable size steel screws and rawl plugs etc. complete all as specified Note :Powder coated aluminum sections minimum thickness of powder coating shall be 50 micron.

Powder coated aluminium window and ventilator shutters side hung type with styles & rails , anodised alumnium glazing snap beading rubber neoprene packing including joining cleats & screws etc as per manufacturers instructions, complete all as specified. NOTES: (a) Each shutter shall have 2 Nos. 125 mm long almn handles and 02 No. 75 mm size stainless steel/almn butt hinges & one no. almn hook & eye. (b) Glass and other filling materials in panels including wire cloth and almn grill shall be measured & paid for separately under respective item of BoQ. (c) For powder coated aluminum sections minimum thickness of powder coating shall be 50 micron. (d) aluminium section not less than 2 mm.

Powder coated aluminium door shutters with styles & rails , anodised alumnium glazing snap beading , rubber neoprene packing including joining cleats & screws etc as per manufacturers instructions, complete all as specified. NOTES: (a) Each shutter shall have 2 Nos. 200 mm long almn handles and 03 No. 100 mm size stainless steel/almn butt hinges. (b) Glass and other filling materials in panels including wire cloth and almn grill shall be measured & paid for separately under respective item of BoQ. (c) For powder coated aluminum sections minimum thickness of powder coating shall be 50 micron. (d) aluminium section not less than 2 mm.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc., and brushing a coat of cement slurry with 3 kg of cement per Sq.m, complete all as specified.

Glazed ceramic coloured tiles 7-8 mm thick, area of each tile exc. 0.13 Sq.m but n. exc. 0.19 Sq.m on vertical surfaces as in skirting, dado etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile laid over and including 10mm thick rendering in cement mortar (1:4) including necessary cutting as per site requirement complete all as specified

Acid resistant tiles 15 mm thick vitreous ceramic unglazed laid in floors etc, set and jointed in neat cement slurry and pointed in chemical resistant mortar resin type in floor , laid over and including 15 mm thick bedding layer in cement mortar (1:6), complete all as specified.

Sheet glass 5.5 mm thick ordinary quality and glazing with rubber gasket in squares n. exc. 0.5sqm in each pane complete all as specified.

Sheet glass 4 mm thick ordinary quality and glazing with rubber gasket in squares n. exc. 0.5sqm in each pane complete all as specified.

Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amp, 240 volt, breaking capacity not less than 10 kA, complete all as specified.

Steel tubes ‘medium grade’, galvanized with all fittings and fixed to walls and ceilings or laid in floors, complete all as specified of size: -

15 mm bore

20 mm bore

Angular stop valve/cock, cast copper alloy, chromium plated, with wall flange, quarter turn type, screwed end for iron pipe or for union and fixed, suitable for 15 mm bore pipe, complete. MAKE: Prayag Cat No. 9310-N or equivalent make mentioned in Appendix 'B'

Bib tap, cast copper alloy, chromium plated fancy type, long body with wall flange, quarter turn type, screwed end for iron pipe or for union and fixed, suitable for 15 mm bore pipe complete. MAKE: Prayag Cat No. 6509 or equivalent make mentioned in Appendix 'B'

Pillar tap, cast copper alloy chromium plated fancy type, quarter turn type, screwed end for iron pipe or for union and fixed, suitable for 15 mm bore pipe, complete. MAKE: Prayag Cat No. 6502 or equivalent make mentioned in Appendix 'B'

Vitreous China wash basin, white, angle back type, size 600 x 480 mm, ISI marked, including fixing acessories like rag bolts etc. with CP waste coupling half or full threaded suitable for & including 32 mm size PVC solid waste pipe, complete all as specified. complete all as specified.

PVC connections 15 mm size of length 450 mm with PTMT nuts, complete all as specified.

uPVC/PVC pipes, 75 mm external dia pipe type-B, ISI marked (IS:13592) single socketed in any length with rubber ring joints, fixed under floors / fixed to wall as SWR pipes, IN REPLACEMENT, complete all as specified of size: -

uPVC/PVC 75 mm external dia pipe bend , complete all as specified.

75mm dia uPVC / PVC floor trap including jointing with solvent and embedding in cement concrete type B-1 (1:2:4) complete all as specified.

E/M WORKS

Excavation in trenches n. exc 1.5 m wide for foundations of PCC / Steel Pole , laying cables/ pipes etc. not exceeding 1.5 m deep and getting out in Hard/dense soil complete, all as specified.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete, all as specified.

Removal of excavated surplus spoil to a distance n. exc. 50m and depositing where directed at level not exceeding 1.5 m above the starting point complete all as specified.

Clean dry sand ( locally available) as cushioning for under ground cable 230 mm thick (one layer of 80 mm thickness before laying the cable and other layer of 150 mm thickness after laying the cable) complete all as specified. NOTE:- Punned down thickness (over all 180 mm) shall be considered for measurement and payment.

Brick protection with pulverized fuel ash lime bricks laid flat across the route of underground cable all as specified.

Point wiring with multi-stranded copper conductor, single core, FRLSH PVC insulated and unsheathed cable, including FRLSH PVC insulated unsheathed stranded copper conductor single core cable as earth continuity conductor to common earth and connected to earth dolly, with and including GI terminal boxes with 3 mm thick plastic laminated sheet cover having necessary cutting for fixing switches/ sockets comprising the following: -

One light point controlled by one switch or one fan point controlled by one switch & fan regulator etc. or for bell/buzzer with 1.5 Sq. mm (nominal area) cable & 1.5 Sq. mm (nominal area) cable as earth continuity conductor, in and including rigid non metallic PVC medium duty concealed conduit all as specified.

One Socket outlet three pin, 6 Amp, on the same board, with 1.5 Sq. mm (nominal area) cable & 1.5 Sq. mm (nominal area) cable as earth continuity conductor, all as specified..

One socket outlet three pin, 6 Amp, independent, with 1.5 Sq. mm (nominal area) cable &1.5 Sq. mm (nominal area) cable as earth continuity conductor, in and including rigid non metallic PVC medium duty concealed conduit not less than 20mm dia all as specified.

One socket outlet three pin, 6/16 Amp, independent, with 2.5 Sq. mm (nominal area) cable & 2.5 Sq. mm (nominal area) cable as earth continuity conductor, in and including rigid non metallic PVC medium duty concealed conduit not less than 20mm dia all as specified.

NOTES: (a) Switch(es) & socket(s) shall be measured & paid for separately under respective item of Schedule 'A'. (b) GI boxes shall be fixed flush to walls in position with cement mortar (1:4).

Switch piano flush button single pole one way, 6 Amp complete all as specified.

Switch piano flush button single pole one way, 16 Amp complete all as specified.

Socket outlet multipurpose having provision for 2&3 pin, 6 Amp, flush type, complete all as specified.

Socket outlet multipurpose having provision for two-in-one 3 pin 6 Amp & 3 pin 16 Amp, flush type complete, all as specified.

Ceiling rose, surface bakelite, 65 x 50mm, three terminals PVC /Polycarbonate isolated body type with necessary fitting complete, all as specified.

Surface mounted environment friendly LED 20 W batten with polycarbonate housing & integrated electronic driver, lumen output should not be less than 90 lumens per watt including making connections up with three core flexible copper conductor cable, complete all as specified.

SPN, 8 way with 200 Amp rated bus bar, 240 V, double door type Sheet metal enclosure for DB for fixing MCB’s, isolators etc having IP-43 protection, suitable for surface and flush mounting, complete all as specified.

MCB suitable for 240 volt AC supply, SPN with over load and short circuit protection and rupturing capacity not less than 10 kA, 'C' curve type of rating 32 Amp, complete all as specified.

MCB suitable for 240 volt AC supply, SP with over load and short circuit protection and rupturing capacity not less than 10 kA, 'C' curve type of rating 6-32 Amp complete all as specified.

ate. (iii) Earth resstance shall be less than 3 ohm. In case the test results are not found less than 3 ohm, complete earthing shall be redone by the contractor without any extra cost to Govt.

Supply, laying, jointing & testing of LT XLPE insulated cable screened, bedded, galvanised steel strip or wire armourd cable of cross sectional area 10 sqmm 2.0 core (heavy duty) 1100 volt grade with aluminium conductor conforming to IS-7098 (Part-I -1988) laid in trenches/ ducts/ through pipes/ in floors / under roads/ hard standing /along poles and testing complete all as specified

Earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 metre below normal ground level, connected to and including GI strip 32x6 mm as earthing lead by means of GI or steel bolts/nuts/washers, protected by 15 mm bore GI light grade pipe. Earth plate shall be surrounded by alternate layer of charcoal or coke and common salt 15 cm thick all around bottom and top. 20 mm bore GI light grade pipe for watering and including funnel, wire mesh, RCC cover, reinforced with 8 mm dia TMT bars @ 75 mm C/C both ways with mild steel handle 12 mm dia, using round bar, PGI funnel with wire mess & frame, PCC (1:2:4) type B-1 (using 20 mm graded crushed stone aggregate) as in earthing pit including necessary excavation & earth work, all as specified & shown in electrical plate No. 3 of MES Schedule Part – I. Note:- (i) PCC chamber shall be constructed at least 1.5 metre away from the earth electrode and pipe for watering shall be provided in slanting manner. (ii) The unit rate includes earthing lead & protection pipe upto 7.5 metre from top of earth pl

Earth continuity conductor or main earthing lead of 32 x 6 mm fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required complete all as specified

Note : Amount of credit for retrieved materials is mentioned in Sch of credit of tender documents in pdf form which will be deducted while acceptance of tender offline.