b-1 tender form - Maharashtra Industrial Development Corporation

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having length of 225 mm for doors & 150 mm for windows and finishing with 3 coats of French polish
or one coat of primer and synthetic enamel paint in two coats as directed etc. complete.
1.1 General : The item pertains to supply of Indian Teak Wood, preparation of frame for doors,
windows and ventilators as per the drawings and fixing the frame in position, with hold fast,
polishing or painting as directed.
1.2 Material :
Indian Teak Wood : The Teak wood shall be well seasoned wood. It shall be free from decay, knots
rotten portion, termite or other insects, damaged portion. The wood section used for frame shall be
used from the heart of the teak tree of matured growth. It shall be of uniform grains, substance,
straight fibres and shall be free from cluster knots, flaws, bends, warp, or defect of any other kind. The
Teak wood shall be of uniform colour and grains and well seasoned. Section of teak wood as be of
such a size that after plaining the size of frame shall be as stipulated and shown on the drawing.
1.3 Frame Making : The Teak wood section for preparing the frame for doors, window or
ventilator shall be used as mentioned in the drawing or as directed maintaining true right angle. The
material, workmanship, construction, finishing etc. shall conform to IS: 1003. The vertical and
horizontal members of the frame shall be of uniform section. For doors and windows with or without
ventilators, the vertical post of the frame shall extend beyond the top of the head for the ventilator
portion. The horns shall be interlocked with the heads for about the full section. Normally now the all
the joints of Teak Wood frame shall be tongue and groove type. The length of tongue and groove
shall be equivalent to width of frame. Two holes shall be drilled at each tongue and groove joint in
which small wooden pegess shall be driven to bring fixity to the joint. The nail or screws shall not be
used in lieu of wooden pegs. No horizontal horns be provided with top and bottom members of frame
but cut, since such horns one to swelling develop cracks in the wall. The vertical and horizontal
member of the frame abutting wall shall be provided with 6 mm x 6 mm groove on the faces right
angle to wall to provide key with plaster provided on jam's. The faces of horizontal and vertical
members of the frame abutting wall shall be provided with two coats of bitumen to arrest for the safely
of the Teak Wood frame. The sections of vertical frame of doors to be embeded in the concrete shall
be provided with 2 coats of bitumen for the safety of the Teak Wood frame. Teak wood sills are not
provided for doors and hence the vertical posts shall be fixed in the concrete for floor for a depth not
less than 100 mm till the frame is fixed in position, a wooden batten of section 40 mm x 15 mm shall
be fixed temporarily at bottom to keep the vertical members in true alignment and position. Three MS
hold fast each of 20 x 3 mm size and 225 mm in length shall be fixed on both sides of the frame with
screw and shall not be nailed.
All the joints shall be properly tight and the mouldings if used shall be fixed in position.
1.4 Fixing : The frame shall be erected in position by tying the same and checked for plumb
line from all directions. The frame shall be fixed in the wall as the work progresses and the hold
fast shall be embedded in the wall in C.C. M-15 grade as it is being built. After finishing the
construction of wall the frame shall be further fixed by plastering on both the sides of the
frame.
1.5 Finishing : The exposed portion of the frame shall be polished with three coats of French
polish, after finishing the wood by emery paper. If directed the frame shall be painted with 2 coats of
synthetic enamel paint of approved colour and shade and of approved make, over one coat of wood
primer.
1.6 Item to Include : The item includes all labour, materials and tools and equipment for preparing
the frame for doors, windows or ventilators as per above specifications. It also includes fixing of the
frame in position and finishing the same with French polish or synthetic enamel paint as directed. The
embedded portion shall be painted with coal tar paint in two coats wherever necessary or as directed.
1.7 Mode of Measurement and Payment : The measurement of the woodwork shall be in cum of
teak wood used. The sectional measurement shall be correct upto ± 2 mm and the lengths shall be
measured in m, correct upto 1 cm. The mouldings if used shall be measured considering the least
dimensions of the rectangular section form, which the moulding or the rounding could be prepared.
The dimensions shall be measured limited to as shown in the drawings or as directed. The contract
Contractor.
Executive Engineer(E&M).