i Strengthening of sewerage system by shifting the existing sewer line crossing through H.no.1272 to 1376 Block D and E to outside for smooth functioning of sewerage system iiStrenghthening of SWD system in resd. area of block D and E in Sec.30B Chd

(A) Sewerage System Extra cutting through metalled road and their foundation including sorting screening ans stacking at the site complete in all respects. (NSI)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) (DSR No.15.2.1)

Earth work in excavation by mechanical means (hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1:5 m in width or 10 sqm or plan) including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soils. (DSR No.2.8.1)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering – All work up to plinth level: 1:5:10 (1 cement : 5 manufactured sand derived from recycled concrete Aggregate (RCA): 10 graded stone aggregate 40 mm nominal size (DSR No.4.1.10A)

Providing, laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 (1 cement : 1 fine sand) including testing of joints etc. complete: 200 mm dia SW pipe (DSR No.19.1.3)

Providing and laying cement concrete 1:5:10 (1 cement : 5 manufactured sand derived from recycled concrete Aggregate (RCA) : 10 graded stone aggregate 40 mm nominal size) up to haunches of S.W. pipes including bed concrete as per standard design : 200 mm diameter S.W. pipe ( NSI Based on 19.3.3)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in Cement mortar 1:4 (1 cement : 4 coarse sand) (DSR No. 6.1.1)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:2:4 (1 Cement : 2 coarse sand i/c manufactured sand derived from Recycled concrete Aggregate (RCA) upto 25% : 4 graded stone aggregate 40 mm nominal size Recycled concrete Aggregate (RCA) upto 25%). ( NSI based 4.1.4)

12 mm cement plaster finished with a floating coat of neat cement : 1:4 (1 cement : 4 fine sand) (DSR no.13.7.2)

Centering and shuttering including strutting, propping etc. and removal of form for Suspended floors, roofs, landings, balconies and access platform. (DSR No.5.9.3)