Agricultural Greenhouses: Methodology and Construction
Construction manual for building Agricultural Greenhouses
Stage 1 – Selecting the site, determining foundations’ width and length, and demarcating and leveling the area
Stage 2 – Measuring and excavating the column pits in the foundation trench
Stage 3 – Beginning the construction of the greenhouse base
Stage 4 – Preparing the PVC columns and arches
Stage 5 – Placing in position the 4-inch PVC columns
Stage 6 – Filling the 4-inch PVC pipes (columns) and the 2-inch PVC arches
Stage 7 – Drilling holes in the 4-inch PVC columns
Stage 8 – Building the greenhouse wooden roof frame
Stage 9 – Attaching the greenhouse wooden structure to the PVC columns
Stage 10 – Installation of the 2-inch bent PVC-pipe arches
Stage 11 – Building the greenhouse scaffolding
Stage 12 – Covering the greenhouse with plastic film
LIST OF MATERIALS NEEDED TO BUILD A 5 BY 30 METER AGRICULTURAL GREENHOUSE WITH ALTERNATIVE MATERIALS
WIDTH: 5 m
LENGTH: 30 m
ÁREA: 150 m2
REFERENCE | MATERIALS USED IN CONSTRUCTION |
1 |
32 PVC pipes (4 inches) |
2 |
32 reducing couplers (4 inches to 2 inches) |
3 |
32 two-inch bends and elbows |
4 |
16 PVC pipes (2 inches) |
5 |
32 steel clamps (2 inches) |
6 |
30 battens (6 m long by 5 cm wide) |
7 |
72 battens (6 m long by 10 cm wide) |
8 |
24 timber boards (5 m long by 20 cm wide, to be used as the scaffolding catwalk) |
9 |
8 iron trellis bars (12 meters long each) |
10 |
8 iron bars (8 mm by 12 meters long each) |
11 |
96 screws (8 mm diameter x 20 cm long) |
12 |
96 screw nuts (8 mm) |
13 |
192 screw washers (8 mm) |
14 |
15 kilos of nails (18 x 27) |
15 |
1 plastic film reel (7.60 meters wide by 105 meters long) |
16 |
400 concrete blocks (15 cm x 40 cm) |
17 |
3 m3 of gravel |
18 |
4 m3 medium-sized sand |
19 |
25 bags of cement (50 kilos each) |