tender for special repairs to bldg no e - 17/1 at ota chennai under ge stm chennai.-- 1 dismantling asbestos cement/ steel (corrugated, semi corrugated, etc.,) sheets as in roof coverings 2 dismantling timber scantlings 40 sqcm and over in section, framed work, in any position. 3 dismantling wrought iron or mild steel work of any description not otherwise provided for 4 m & l for second class hard wood in scantlings, timber framed and fixed, wrought complete all as specified and directed 5 all as sl. item no. 4 here-in-before but except timber 6 s & f roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and hevy bracket framing (beam, tee, angle, channel or flat sections) including distance pieces, cleats etc.,conforming to fe-290 (gde e-165).