WBMAD/ULB/KM/NIT-17(e) /Dev/2025-2026/Sl No-18

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1.5 m Ref. Page -1, Item -2 a), PWD SOR Vol-I w. e. f. 1.11.2017

Supplying and laying Polythene Sheet (150gm / Sq.M) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches. Ref. Page -47, Item -3, PWD SOR Vol-I w. e. f. 1.12.2017

Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation. (a) 1:3:6 proportion Ref. Page -23, Item -01, PWD SOR Vol-I w. e. f. 1.12.2017

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. (a) Pakur Variety Ref. Page -12, Item -5), PWD SOR Vol-I w. e. f. 1.11.2017

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge. Ref. Page - 42, Item 36,a; PWD SOR VOL-I w.e.f. 1.11.2017

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety Ref. Page - 26, Item 10,a; PWD SOR VOL-I w.e.f. 1.11.2017

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding / staging where necessary (Ground floor). Ref. Page - 189, Item 1 PWD SOR VOL-I w.e.f. 1.11.2017

2A) M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. Payment to be made on the basis of calculated weight of structural memebrs of MS Holow Section as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. The rates are considered for a hight of erection 8 m. / 2nd floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof. i) For roof truss works a) Span up to 12 Mtr Ref. Page -101, Item -2a, i) PWD SOR Vol-I w. e. f. 1.11.2017

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. Ref. Page -200, Item -1), PWD SOR Vol-I w. e. f. 1.12.2017

(A) Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) On steel or other metal surface : With super gloss (hi-gloss) - (iv) Two coats (with any shade except white) Ref. Page - 200, Item 2(b) PWD SOR VOL-I w.e.f. 1.11.2017

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