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| 1 | Dewatering / desludging of septic tanks, soakage wells, manhole etc by mechnical means using Sewage waste collection Truck / Vehicle including cleaning of all sludge, silt residue of both organic and inorganic nature by mechanical scrappers etc and disposal off the same out side the defence areawithout causing any nuisence to Air Force community / civil public andin confirmity with the regulations of local authorities, without any extra cost to Govt, complete all as specified and directed.Note :- 1. For measurement of cubic content of sludge please refer PS Clause No 16.1.2. Work shall be carried out in foul conditions.After dewatering, sewage systems shall be allowed to dry . 3. Sewage/ sullage shall be removed in closed container mounted on vehicle.4. Work shall be carried out as and when required.5. Work will done only when one supervisor is present at site who will be responsible for ensuring safety of the labours engaged. |
| 2 | M&L for Cleaning under ground sewage line dia varying from 100 mm to 300mm and depth not exceeding 3m mechanically with Hydraulic pressure machine and water sucking hydraulic pressure machine jet as per direction of Engineer-in-Charge on asrequired basis for cleaning the line connecting the sewage system of the station to central sewage system line run by civil authority fully functional to the entire satisfaction of Engineer-in-Charge including removal of sludge / solid contents outside the Defence Land, complete all as specified and as directed. Note : (i) Work shall be carried out in foul condition.(ii)Sewage shall be removed in closed container.(iii) Work shall be carried out only by mechanical means.(iv) Contractor has to provide all necessary safety gears & protective equipment to the labours engaged.(v)Work will done only when one supervisor is present on site who will be responsible for ensuring safety of the labours engaged. |
| 3 | Demoletion of reinforced cement concrete (reinforcement)cut as required to facilitate demoletion of any description and in any position not otherwise specifically provided for, complete all as specified and directed. |
| 4 | M&L for RCC(1:2:4), type B1 (using 20 mm graded stone aggregate) Precast cement concrete cover slab for manhole and similar article with plain face, set in cement mortar 1:4, complete all as specified and direceted. |
| 5 | M&L for mild steel TMT bars 8 to 10 mm dia and over cut to length, bent to shape required, including cranking beinding spirally hopping and binding wisth and dincluding mild steel wire (annelid not less than 0.9mm dia) as in stirrups etc, complete all as specified and directed. |
| 6 | Demolition of Brickwork or PCC block built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles, complete all as specified and directed. |
| 7 | M&L for Brick work with sub class ‘B’ brick, straight or curved as plan exc 6m mean radius built in cement mortar 1:4, complete all as specified and directed. |
| 8 | Taking down cement plaster on brick or stone walls etc, including racking out joints, hacking for key, scrubbing down with water etc, complete all as specified and directed. |
| 9 | M&L for 15mm thick rendering in cement mortar 1:4 on fair faces of brick work or concrete including even and smooth surfaces without using extra cement, complete all as specified and directed. |
| 10 | M&L Prepration of newly plastered surfaces of wall and applying two coats of cement base paint over a coat ofalkali resistant priming paint, complete all as specified and directed. |
| 11 | Demolition and breaking up drain pipes (Salt glazed ware, AC or reinforced concrete) set in cement mortar 150mm internal dia of pipe including removing the debris of demolition/breaking items outside the MOD land, complete all as specified and directed. |
| 12 | All as per item No.11 above but dia of pipe 200mm. |
| 13 | Excavation in trenches n.exc 1.5m wide and not exceeding 1.5m deep and getting out in hard/dense soil, complete all as specified and directed. |
| 14 | M&L for RCC pipes class NP2 of 150mm dia laid and jointed with collars, complete all as specified and directed. |
| 15 | All as per item No.14 above but dia of pipe 200mm. |
| 16 | M&L for PCC 1:4:8 type D2 using 40mm graded stone aggregate as in bed to drain pipe including packing to drain pipe and hunching against sides of pipe for 150mm dia pipes, complete all as specified and directed. |
| 17 | All as per item No.16 here in before but for 200mm dia pipes. |
| 18 | M&L for cutting into existing manholes for connecting new drains making good to pipe and rendering,cutting out existing benchingfor and forming branch channel (1/2 or 3/4section) in cement concrete 1:2:4 type B1 using 20mm graded stone aggregate finished smooth and reforming benching as required for 150mm dia pipes, complete all as specified and directed. |
| 19 | All as per item No.18 here in before but for 200mm dia pipes. |
| 20 | Returning filling including spreading, levelling watering and well ramming in layers n.exc 25cm each in hard/dense soil, complete all as specified and directed. |
| 21 | Removing excavated material soils exc 1.50km but n.exc 5km and depositing where directed out side the MOD land, complete all as specified and directed. |
| 22 | Dismantling floor, path, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises, including removing the debris out side the MOD land, complete all as specified and directed. |
| 23 | M&L for chequered cement concrete tiles 30cm x 30cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors withgrey cementandpigment including20mm thick screed bed or bedding layerin cementmortar 1:4,complete all as specified and directed. |
| 24 | M & L PCC 1:2:4type B-2, 25mm thick, using 20mm graded stone agg. and finishing the surface rough and even to receive top layer as under tiles etc, complete all as specified and directed. |
| 25 | M&L for providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design&patternasinfootparth,parks, lawns, drive ways or light traffic parking etc, ofrequiredstrength,thickness&size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratorycompactionbyusingplate vibrator,fillingthejointswithsandand cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand; complete all as specified and directed. |
| 26 | Demolition of cement concrete in ground floor and paving not exc 15 cm thickness (below or above ground level), complete all as specified and directed. |
| 27 | M&L for 75mm thick PCC type C-2, 1:3:6 (40 mm graded stone aggregate ) as in plinth protection, complete all as specified and directed. |
