AIC/AED/NIeT-497/25-26/Gr_1

Labour for boring tube well of required dia. by water jet system through any type of soil strata including hire and labour charges or boring pipes, scafflolding, tools and plants as necessary and taking out them and lowering pipes, strainers, blind pipe etc, and fitting and fixing the same complete including bucket washing and other incidental works in the connection. The tube well should have minimum 50 mm gap in between the outside of the tubewell pipe and the bore d) For depth upto 150 metre for 50 mm dia. tube well with top enlargement of 100 mm dia. (i) 100 mm dia. boring etc.

(ii) 50 mm dia. boring etc, top enlargement

(i) For depth more than 150 metre. i) 50 mm dia, boring etc. beyond 150 metre

Supply of PVC pipes & fittings Schedule SO (medium duty) confoming to ASTMD - 1785 and threaded to match with Gl Pipes as per IS : 1239 (Part -I). A) PVC Pipes 50 m Dia

100 mm Dia

Reducing Socket (mm X mm) Size 100 mm X 50 mm

Supplying high density polythene strainer of approved make with adapter conforming to I.S. specifications. (i) 50 mm dia.

Supplying, fitting and fixing steel cutter piece upto 450 mm long with sockets. lm s0 mm dia.

Supplying, fitting and fixing Indian Mark - II Pump (complete set)

Construction of circular soak well 2.5 metre deep in types of sandy soil with dry brick work..

Collection of Soil or Sand sample obtaining during boring of tubewell at a uniform interval of 6.0 m. and collection of water sample after proper washing for chemical analysis

Construction of 1.5 m. x 1.5 m. platform with 25 mm thick IPS over 150 mm thick 1:3:6 PCC over 75 mm thick SBFS and 125 mm. thk. Surrounding brick work (1:4) with 15 mm. thk Plaster (1:4) & Neat Cement finish and blocking,fixing the tubewell pipe with (1:2:4) cement Concrete with Stonechips at Plattorm Level.

M.S. structural works in columns, beams etc. with simple rolled Structural members (e.g. joists, angle, channel sections conforming to: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design. ... I) For structural members of specified sections weighing less than 22.5 Kg/m. 22 5 Kog /m= 297.000Kg.

Galvanised corrugated iron sheet work (excluding the supporting frame work) itted and fixed with 10 mm. dia. J or L hook-bolts, limpet and bitumen washers and putty complete with 150 mm. end lap and onc corrugation minimum side lap. (i) In Roof- a) Vith 0.63 mm tlhick sheet

Non schedule Supplying Fitting & Fixing Informatory Signboard as per specification,

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