SAM 2.0-CONSTRUCTION OF RECHARGE SHAFT WITH BOREHOLE AT NEW BUILDING GOVT. NEHRUJI MEMORIAL CORPORATION HIGH SCHOOL ,WARD 23, DINDIGUL,TAMIL NADU

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete

Up to 2 m

From 2to 4 m

Plain Cement Concrete 1:3:6 (one cement, three crushed Stone Sand (M- Sand) and six coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supplying and erecting centering for vertical plain / RCC concrete walls of supply channel, retaining wall etc upto 90Cm height with necessary supports,all cross bracing with mild steel size of 90cm x60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x25 mm x3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x5.0 cm spaced @ about 90 cm C/C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C/C etc,, complete complaying with standered specfications and as directed by the departmental officers

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supplying and erecting centering for vertical plain/ RCC concrete walls of supply channel, retaining wall etc upto 90Cm height with necessary supports,all cross bracing with mild steel size of 90cm x60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x25 mm x3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x5.0 cm spaced @ about 90 cm C/C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C/C etc,, complete complaying with standered specfications and as directed by the departmental officers.

Providing & fixing PVC RAIN WATER DOWNFALL PIPE of the following dia with necessary T.W.Clamps Plugs, Shoes,Bemds, other clamps, screws nails etc.,complete complying with standard specification. The rate is inclusive of cost of removable iron gratings of appropriate size. The size of Teak Wood plugs used is 150X25mm in front & 200x75mm in rear (wall side) with a depth of 110mm. The pipe is to be fixed by means of "U" clamps at the centre of pipes to be fixed.110mm dia PVC Pipe [4 Kg/SqCm]

Elbow 110 mm

Equal TEE 110 mm