|
| 1 | Excavation in trenches in any type of soil n.exc 1.5m wide and n.exc 1.5m depth in foundations etc for manholes, sewage line andand getting out complete all as specifed and directed by Engr-in-Charge. |
| 2 | Returning filling in (soil) including spreading, levelling, watering and well ramming in layers n.exc 25cm thick in any type of soil complete all as specifed and directed by Engr-in-Charge. |
| 3 | Removal of excavated material (soil) to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specifed and directed by Engr-in-Charge.. |
| 4 | M&L PCC 1:4:8 type D-2 (using 40mm graded aggregate) in foundation filling and mass concrete complete all as specifed and directed by Engr-in-Charge. |
| 5 | Material and labourPre-cast cement concrete block masonry type C1, 1:3:6 using 20mm stone aggreagewith solid blocks, exc. 10 cm in width and setting in mortar in CM 1:6, complete all as specifed and directed by Engr-in-Charge. |
| 6 | Demolition of cement concrete (unreinforced)as in floors and paving n exc 15cm thickness (below or above ground level) including disposal off rubbish to a distance not exc 100 mtr complete all as specifed and directed by Engr-in-Charge. |
| 7 | Material and labour Rendering 15mm thick on brick or block masonry surfaces in cement mortar 1:4 finished even and smooth without using extra cement complete all as specifed and directed by Engr-in-Charge. |
| 8 | Precast reinforced cement concrete type B-1, 1:2:4 (20mm graded) aggregate as in manhole cover all as specifed including form work complete all as specifed and directed by Engr-in-Charge. |
| 9 | Supply and fixing Deformed or TMT steel bars 8mm or 10mm dia in reinforcement, cut to length, bent to shape required including cranking, bending spirally or hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9mm dia complete all as specifed and directed by Engr-in-Charge. |
| 10 | M & L for DWCPE(SN4)pipes nominal dia198.5(ID) mm diameter Pipes) laid on any depth of trenches including jointing/cutting as required length pipes with jointing with socket/spight with elastomeric sealing complete activities to execute and make sewer line functional all as specified and directed by Engr-in-Charge. |
| 11 | M&L for cement concrete 1:2:4 type B1 using 20mm graded aggregate as in benching, bed plates, coping and the like including weathering, slightly rounded or chamfered angles as directed including formwork and finishing all exposed surfaces complete all as specified and directed by Engr-in-Charge. |
| 12 | S&F Reinforced concrete pipes,class NP3 pipes 300mm dia grade \"A\", laid in trenches and jointed with collars including necessary fixing cleats/clamps, in CM 1:1 complete all as specified and directed by Engr-in-Charge. |
| 13 | M&L Concrete bed to 300mm Bore drain pipes including packing under and completely surrounding pipes with concrete after they are laid and testedin Cement concrete 1:4:8 type D-2 (using 40mm graded stone aggregate) complete all as specified and directed by Engr-in-Charge. |
| 14 | Cutting into existing manholes for connecting new drains, making good to pipe and rendering cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cemnt concrete 1:2:4 type B-1 smooth finished and forming benching as required. Internal dia of pipe 200mm complete all as specifed and directed by Engr-in-Charge. |
