CLEANING REPAIR OF MONSOON DRAINS HUME PIPES SAUCER DRAINS AND STONE PITCHING ETC IN AIRFIELD AREA AT AFA HYDERABAD

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for PCC (1:4:8) type D2 (using 40 mm graded stone aggreagate) as in foundations, filling and mass concrete, complete all as specified and as directed by Engineer-in-Charge..

Demolition of brick work or stone boulder masonry, Stone pitching grouted in cement mortar built in cement mortar of any descrition including all quoins, arches, pillars, etc as directed by Engr-in-Charge.

M&L for Boulder pitching, Boulders must be durable, hard, free from cracks, and not subject to weathering. Minimum Specific Gravity is usually 2.65, and it should be at least 300 mm in size, chiselled on all the sides to be fixed in a masonry pattern, usually on a slope or flat surface. Stones are placed by hand in a herring bond pattern, tightly packed. Joints or filling the gaps can be tightly grouted with cement mortar 1:4, complete all as specified and as directed by the Engineer-in-Charge.

All as per Sl item No. 4 above but except stones , complete all as specified and as directed by Engineer-in-Charge.

M&L for pre-cast cement concrete block masonry of Type C1 1:3:6 (using 20mm graded stone aggregate) with solid blocks, exc. 10 cm in width and setting in cement mortar 1:4 etc complete all as specified and as directed by Engineer-in-Charge.

Taking down cement plaster on brick or stone walls, etc including raking out joints, hacking for key, scrubbing down with water, etc including removal of debries to Outside MD Land , complete all as specified and as directed

M&L rendering 15 mm thick in cement plaster 1:4 on fair faces of PCC block masonry or concrete surfaces finished even and smooth without using extra cement all as specified and directed by Engr-in-Charge.

Desilting of drain (open/Closed) of any size by removing taking out silt, Sand, clay & sludge etc from the drain and removing the same to outside of MD land complete all as specified and as directed by Engineer-in-Charge.

S & F Mild Steel works as in 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