Build a workplace - a shelter using a wooden structure with bamboo, galvanized roofing

Size 2.5X4.5 m. 4 wooden poles, 2 bamboo poles. The roof frame is all bamboo. Zinc thatch Fasten with wire and screws.
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budget
Zinc 7 feet 14 sheets, 8 feet 7 sheets 3,155
Zinc shot screws, 3 bags of wood purlin, 75 baht per bag, total 225
Screw thread 1 bag 80
20 bamboo sticks 200
4 wooden poles 400
Total 4,060
#Working in a greenhouse #shack #shack