Frame tent classrooms

Dimensions

ground length: 7.00 m

ground width: 6.00 m

central height internal: 2.90 m

central height outer line: 3.20 m

side wall height: 2.05m

Frame to consist of:

10 pcs standing poles

10 pcs beam poles

12 pcs ridge poles

10 base plates

15 sockets

 Outer fly – single fold

outer fly:

50 % cotton ( approx ), 50 % polyester ( approx ) blend ring spinning yarn count 10 / 2 x 10 / 2 twisted in warp 46 / 48 x weft 26/28 threads / square inch, plain weave.

basic weight in loomstate 400 gr / sq. Metre, finished weight 450 gr / sq. Metre.

canvas to be free of weaving defects and finishing faults adversely affecting strength, waterproofness and durability.

natural canvas colour (acceptable with slight greenish tint due to rot proofing) with out objectionable spots / stains.

waterproofing / resistance to water penetration by paraffin emulsion and alum acetate to withstand minimum 30 cm hydrostatic head.

stabilisation against decomposition of the fabric (rot – proofing) with copper naphtanate or any appropriate agents, minimum 0.35 percent of dry weight of proofed canvas

make-up:

2 inch machine stitched, hem on all sides with 2 rows of stitching, 5 stitches per inch with 21/4 (english count) good quality cotton thread.

steel grommets (8 gauges) sewn with 10/8 x 2 cotton string, equally spaced into panel joiunts and ends.

triangular shaped hood canopies of 100cm width at ridge, both gable ends.

outer fly rests on extended ridge frame/pole, supported by some 5 vertical ends.

eaves of the fly sheet are supported by 5 bamboo or steel poles either sides.

 Inner tent: 2 folds – canvas and dosouti lining

canvas

50 % cotton ( approx ), 50 % polyester ( approx ) blend ring spinning yarn count 10 / 2 x 10 / 2 twisted in warp 46 / 48 x weft 26 / 28 threads / square inch, plain weave.

basic weight in loomstate 400 gr / sq. Metre, finished weight 450 gr / sq. Metre.

canvas to be free of weaving defects and finishing faults adversely affecting strength, waterproofness and durability.

natural canvas colour (acceptable with slight greenish tint due to rot proofing) with out objectionable spots / stains.

waterproofing / resistance to water penetration by paraffin emulsion and alum acetate to withstand minimum 30 cm hydrostatic head.

stabilisation against decomposition of the fabric ( rot – proofing ) with copper naphtanate or any appropriate agents, minimum 0.35 percent of dry weight of proofed canvas

Dosouti lining:

100 pct cotton, yarn count 20 x 20, 32 x 32 threads per inch in warp and weft, 2 x 2 weave, min. 7 ozs per square meter in finished state.

dyed yellow, colourfast to water

make-up:

lining to be sewn to the inner fly along the canvas panel joints

3 inches reinforced eaves (eventually with 8 mm rope)

7 hot dip galvanized 8 gauge grommets sewn with 10/8 x 2 cotton string to hold corner and side ropes, either side.

side walls 2.05 m made up of 1.60 m canvas measured from top of

Wall and 60 cm wide mud flap/splash wall made of pvc coated polyester sewn to bottom of side wall canvas,

Making up

The lower 45 cm of wall.(pvc to replace bottom of wall and not to be sewn on top of the canvas). Weight some 500 g/sqm (approx. Tensile strength warp 230 kg, weft 200 kg, approx. Wing tear: warp: 30 kg, weft 10 kg)

two doors provided (approx. 2.00 x 1.00 m ) on each gable end.

Closure with roll up flap and loop lacing (grommet every 15cm).

4 windows (2 each side) provided (at 90 cm above ground), each

Measuring (approx. 1. 20 x 0.60 m), with strengthening bands mosquito

Nets and adjustable canvas flaps (overlap min 10 cmeach)

ridge reinforced on inside with 20 cm wide canvas strip in matching material and colour.

ridge perforated with 5 grommetted openings for passage of support frame for outer fly sheet.

all canvas areas in contact with the metal frame should be

Reinforced with 15 cm wide canvas strips sewn to roof and wall

Panels.

 Frame:

self-supporting steel frame to be secured with a minimum of

Ropes and guy wires consisting of some 5 sections. Steel tubing

With lateral cross braces and with adequately strengthened

Connectors of equal angels.

all steel tubing hot dip galvanized.

foot pole fixation plates (with holes for bolting on concrete

Slab)

 Ropes:

all ropes made of 9 mm, 3 strand nylon or polypropylene with tensile not less than 750 kg, knotted securely to tent (outer/inner fly) and guy runners, made of 11 cm long hard wood pieces).

 Accessories and repair kit:

36 painted metal pins of 40 cm long made of steel rod 9mm, sufficient to withstand heavy impact from hammer.

12 painted metal pegs “t” type bar 40 mm x 20 mm, length 50 cm,

Flangness 4 mm with a notch to avoid rope from slipping.

2×1 metal hammer with 45 cm wooden handles, wedged securely

1 repair kit consisting of one straight and one curved needle

With 20 mtrs thread for sewing.

logo to be printed in un blue ink on both gable ends for maximum visibility. Letter size minimum 50 cm.

 Ground sheet:

dimensions: 14 m x 6 m

material: woven propylene and covered on both sides with low density polyethylene (ldpe). Edges folded and sewn with one row of stitching, stitches with 21/4 (english count) good quality cotton thread or equivalent.min. Weight 200 gr/sqm

 Packing:

8. Each tent to be wrapped in hessian cloth, polyethylene lined

Stitched and strapped with nylon band on both sides

bundle of accessories packed in double hessian cloth

packing of complete tent in easily identificable manner, with

Colour coding specify weight and volume 1 complete tent

Include full descriptive drawing of proposed tent.