PROVISION OF RAIN WATER HARVESTING SOLUTION AT PATIALA UNDER GE (SOUTH) PATIALA

'Notes: (i) Please refer Schedule 'A' Notes of tender documents.

M&L for earth work in excavation in all types of soil by mechanical means (Hydraulic excavator) means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5m, complete all as specified and as directed.

M&L for earth work in excavation in all types of soil by mechanical means (Hydraulic excavator) means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5m to 3.0m, complete all as specified and as directed.

M&L for excavating in trenches in soft/loose soil, n exc 1.5 m wide and depth 3.0m to 4.5m; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out complete all as specified and directed.

M&L for cement concrete 1:4:8 type D-2 using 40mm graded aggregate as in foundation, filling and mass concrete etc complete all as specified and as directed.

M&L for brickwork with old size fly ash bricks, straight or curved on plan exc 6m mean radius, built in CM 1:4 complete all as specified and as directed.

M&L for 40mm th. Damp proof course in cement concrete 1:2:4 using 12.5mm graded stone aggregates to horizontal or vertical surfaces including necessary formwork complete all as specified and directed.

M&L for returning, filling in, spreading, levelling, watering and well ramming in layers not exceeding 25cm thick each complete all as specified and directed.

M&L for removing excavated material exc. 250 m but n exc. 500 m and depositing where directed or complete all as specified and directed.

M&L for rendering 15mm thick in cement mortar (1:4) on any face of concrete surfaces, finished even and smooth without using extra cement complete all as specified and directed.

M&L for PCC (1:2:4) type B-0 using 12.5mm graded stone aggregate as in benching for manholes, bands , coping , bed plate etc with slightly chamfered or rounded angles including necessary form work, if any, and finishing exposed surface even and smooth without using extra cement complete all as specified and directed.

M&L steel wire fabric, wire of dia 2.45 mm and size of mesh 25 mm fixed to steel member all as specified , wt n. exceeding 4 kg/Sqm complete all as specified and directed.

M&L for framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and directed.

M&L for applying two coats of synthetic enamel paint over one coat of red oxide including preparation of steel surface over 10 cm width or girth complete all as specified and directed.

M&L for loose filling with broken stone boulders aggregates of gauge 40 to 80 mm in soakage pits, soakage wells complete all as specified and as directed.

M&L for loose filling with broken stone aggregates of size 5-10 mm in soakage pits, soakage wells complete all as specified and as directed.

M&L incl spreading and levelling in layers of coarse sand of size (1.5 mm to 2.0 mm) all as specified. in soakage pits, soakage wells complete all as specified and as directed.

M&L for earth work in excavation by mechanical means (Hydraulic excavator)/ in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m complete all as specified and as directed.

M&L cement concrete 1:3:6 type C-2 using 40mm graded aggregate as in foundation, filling and mass concrete etc complete all as specified and as directed.

M&L for Flush pointing in CM 1:3 to brick walls or on edge complete all as specified and directed

S&F 70mm thick SFRC Factory made drain covers with perforations and with MS frame of flat iron minimum 1.25mm thick complete all as specified.

M&L for drilling of bore of size 150 mm dia by direct rotary mechanical system for injection well in any kind of soil strata including hard stone / boulders complete all as specified and directed. Note : 05 Nos of bore to be done, each of depth upto 40 mtrs. The drilling carried out with Rotary drilling method (Direct/Reverse) to the depth of 40 Metre. The bore hole should be electrically logged for precise delineation of aquifers (coarse granular and fine grained sediments) to be taped for recharging purpose. The actual design of recharge well will depend on the results on strata chart and electrical log. The PVC pipe and screen of 150mm dia having 1.5mm slot width may be used against granular zones, as it has more open area for the entrance of water.

M&L for reaming of bore well from 150 mm dia to 300 mm dia hole below the ground level upto 40 mtrs in any kind of strata of soil / boulders / rocks etc complete all as specified and directed. Note : 05 Nos of bore to be done, each of depth upto 40 mtrs at different locations.

Supply, assembling and lowering HDPE blind casing pipe, wall thickness not less than 10 mm, heavy grade of size 150mm dia material grade PE 80 PN 6 socketed including, fitting riveting, jointing and lowering in bore hole, conforming to IS 12818 complete all as specified and directed.

All as per item No 24 here in before but slotted pipe having slots of size 1.5mm width complete all as specified and directed.

Supply and fixing PVC / MS bail plug assembly suitable for 150 mm dia bore PVC casing pipe complete all as specified and directed.

Supply and fixing PVC/MS well cap alongwith 1" dia nut ball 150 mm bore suitable for 150 mm dia bore PVC casing pipe complete all as specified and directed.

M&L for mild Steel cross of size 200 mm x 200 mm with 150 mm branches made out of MS pipe heavy grade, having internal treads complete all as specified and directed.

Supply and fixing mild steel clamp, 1050mm long made out of mild steel flat of size 100 mm wide, 15 mm thick suitable for casing pipe of 150 mm dia, in two halves with suitable bolts, nuts and washers, including two coats of black bituminous paint over a coat of red oxide primer all as specified and directed.

Supply and fixing of collector pipe for recharge pit, made out of slotted MS pipe medium grade of size 150 mm dia till including collector pipe covered with PVC mesh complete all as specified and directed.

M&L for development of injection bore with compressed air with diesel engine operated compressor for number of houres till free flow of water in well as injected in bore complete all as specified and directed.

M&L for Pea Gravel size 2 mm aggregate free from admixture, dust clay and screened properly, complete all as specified and directed.

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