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S-2.1, r. 4 - Safety Code for the construction industry
Schedule
Disposition versions
SCHEDULE 3.2
(Revoked)
SCHEDULE 3.2
(s. 9.2.8)
DECOMPRESSION PERIODS
___________________________________________________________________________________
| | | |
Work | 1st stage from | 2nd stage from | 3rd stage from |Total
pressure | maximum to 1/2 | 1/2 to 1/4 | 1/4 to the normal | time
___________|_____________________|_____________________|_____________________|_____
| | | | | | |
| Pressures | Time | Pressures | Time | Pressures | Time |
|_____________|_______|_____________|_______|_____________|_______|
| | | | | | |
kPa | kPa | min | kPa | min | kPa | min | min
___________|_____________|_______|_____________|_______|_____________|_______|_____
| | | | | | |
|From To | | | | | |
13.5 | 13.5 0 | 0.4 |From To | |From To | | 0.40
27.5 | 27.5 0 | 0.8 | | | | | 0.80
41 | 41 20.5| 0.6 | 20.5 10 | 0.75 | 10 0 | 3.0 | 4.35
55 | 55 27.5| 0.8 | 27.5 13.5| 1.00 | 13.5 0 | 4.0 | 5.80
69 | 69 34.5| 1.0 | 34.5 17 | 1.25 | 17 0 | 5.0 | 7.25
82.5 | 82.5 41 | 1.2 | 41 20.5| 1.50 | 20.5 0 | 6.0 | 8.70
89.5 | 89.5 44.5| 1.3 | 45 22 | 1.63 | 22 0 | 6.5 | 9.43
96.5 | 96.5 48 | 1.4 | 48 24 | 1.75 | 24 0 | 7.0 |10.15
103 |103 51.5| 1.5 | 51.5 26 | 1.88 | 26 0 | 7.5 |10.88
110 |110 55 | 1.6 | 55 27.5| 2.00 | 27.5 0 | 8.0 |11.60
117 |117 58.5| 1.7 | 58.5 29 | 2.13 | 29 0 | 8.5 |12.33
124 |124 62 | 1.8 | 62 31 | 2.25 | 31 0 | 9.0 |13.05
131 |131 65.5| 1.9 | 65.5 32.5| 2.38 | 32.5 0 | 9.5 |13.78
138 |138 69 | 2.0 | 69 34.5| 2.50 | 34.5 0 | 20.0 |24.50
145 |145 72 | 2.1 | 72 36 | 2.63 | 36 0 | 21.0 |25.73
151.5 |151.5 76 | 2.2 | 76 38 | 2.75 | 38 0 | 22.0 |26.95
158.5 |158.5 79 | 2.3 | 79 39.5| 2.88 | 39.5 0 | 23.0 |28.18
165.5 |165.5 82.5| 2.4 | 82.5 41 | 3.00 | 41 0 | 24.0 |29.40
172 |172 86 | 2.5 | 86 43 | 3.13 | 43 0 | 25.0 |30.63
179 |179 89.5| 2.6 | 89.5 44.5| 3.25 | 45 0 | 26.0 |31.85
186 |186 93 | 2.7 | 93 46.5| 3.38 | 46.5 0 | 27.0 |33.08
193 |193 96.5| 2.8 | 96.5 48 | 3.50 | 48 0 | 28.0 |34.30
200 |200 100 | 2.9 |100 50 | 3.63 | 50 0 | 29.0 |35.53
206.5 |206.5 103 | 3.0 |103 51.5| 3.75 | 51.5 0 | 30.0 |36.75
213.5 |213.5 106.5| 3.1 |106.5 53 | 3.88 | 53 0 | 31.0 |37.98
220.5 |220.5 110 | 3.2 |110 55 | 4.00 | 55 0 | 32.0 |39.20
227.5 |227.5 113.5| 3.3 |113.5 56.5| 4.13 | 56.5 0 | 33.0 |40.43
234 |234 117 | 3.4 |117 58.5| 4.25 | 58.5 0 | 34.0 |41.65
241 |241 120.5| 3.5 |120.5 60 | 4.38 | 60 0 | 35.0 |42.88
248 |248 124 | 3.6 |124 62 | 4.50 | 62 0 | 36.0 |44.10
255 |255 127.5| 3.7 |127.5 63.5| 4.63 | 63.5 0 | 37.0 |45.33
262 |262 131 | 3.8 |131 65.5| 4.75 | 65.5 0 | 38.0 |46.55
269 |269 134 | 3.9 |134 67 | 4.88 | 67 0 | 39.0 |47.78
275.5 |275.5 138 | 4.0 |138 69 | 5.00 | 69 0 | 40.0 |49.00
282.5 |282.5 141 | 4.1 |141 70.5| 5.13 | 70.5 0 | 41.0 |50.23
289.5 |289.5 144.5| 4.2 |145 72 | 5.25 | 72 0 | 42.0 |51.45
296 |296 148 | 4.3 |148 74 | 5.38 | 74 0 | 43.0 |52.68
303 |303 151.5| 4.4 |151.5 76 | 5.50 | 76 0 | 44.0 |53.90
310 |310 155 | 4.5 |155 77.5| 5.63 | 77.5 0 | 45.0 |55.13
317 |317 158.5| 4.6 |158.5 79 | 5.75 | 79 0 | 46.0 |56.35
324 |324 162 | 4.7 |162 81 | 5.88 | 81 0 | 47.0 |57.58
330 |330 165 | 4.8 |165.5 82.5| 6.00 | 82.5 0 | 48.0 |58.80
337.5 |337.5 169 | 4.9 |169 84 | 6.13 | 84 0 | 49.0 |60.03
345 |345 172.5| 5.0 |172 86 | 6.25 | 86 0 | 50.0 |61.25
___________|_____________|_______|_____________|_______|_____________|_______|_____
| | | |
Work | 1st stage from | 2nd stage from | 3rd stage from |Total
pressure | maximum to 1/2 | 1/2 to 1/4 | 1/4 to the normal | time
___________|_____________________|_____________________|_____________________|_____
| | | | | | |
| Pressures | Time | Pressures | Time | Pressures | Time |
|_____________|_______|_____________|_______|_____________|_______|
| | | | | | |
kPa | kPa | min | kPa | min | kPa | min | min
___________|_____________|_______|_____________|_______|_____________|_______|_____
| | | | | | |
|From To | | | | | |
13.5 | 13.5 0 | 0.4 |From To | |From To | | 0.40
27.5 | 27.5 0 | 0.8 | | | | | 0.80
41 | 41 20.5| 0.6 | 20.5 10 | 0.75 | 10 0 | 3.0 | 4.35
55 | 55 27.5| 0.8 | 27.5 13.5| 1.00 | 13.5 0 | 4.0 | 5.80
69 | 69 34.5| 1.0 | 34.5 17 | 1.25 | 17 0 | 5.0 | 7.25
82.5 | 82.5 41 | 1.2 | 41 20.5| 1.50 | 20.5 0 | 6.0 | 8.70
89.5 | 89.5 44.5| 1.3 | 45 22 | 1.63 | 22 0 | 6.5 | 9.43
96.5 | 96.5 48 | 1.4 | 48 24 | 1.75 | 24 0 | 7.0 |10.15
103 |103 51.5| 1.5 | 51.5 26 | 1.88 | 26 0 | 7.5 |10.88
110 |110 55 | 1.6 | 55 27.5| 2.00 | 27.5 0 | 8.0 |11.60
117 |117 58.5| 1.7 | 58.5 29 | 2.13 | 29 0 | 8.5 |12.33
124 |124 62 | 1.8 | 62 31 | 2.25 | 31 0 | 9.0 |13.05
131 |131 65.5| 1.9 | 65.5 32.5| 2.38 | 32.5 0 | 9.5 |13.78
138 |138 69 | 2.0 | 69 34.5| 2.50 | 34.5 0 | 20.0 |24.50
145 |145 72 | 2.1 | 72 36 | 2.63 | 36 0 | 21.0 |25.73
151.5 |151.5 76 | 2.2 | 76 38 | 2.75 | 38 0 | 22.0 |26.95
158.5 |158.5 79 | 2.3 | 79 39.5| 2.88 | 39.5 0 | 23.0 |28.18
165.5 |165.5 82.5| 2.4 | 82.5 41 | 3.00 | 41 0 | 24.0 |29.40
172 |172 86 | 2.5 | 86 43 | 3.13 | 43 0 | 25.0 |30.63
179 |179 89.5| 2.6 | 89.5 44.5| 3.25 | 45 0 | 26.0 |31.85
186 |186 93 | 2.7 | 93 46.5| 3.38 | 46.5 0 | 27.0 |33.08
193 |193 96.5| 2.8 | 96.5 48 | 3.50 | 48 0 | 28.0 |34.30
200 |200 100 | 2.9 |100 50 | 3.63 | 50 0 | 29.0 |35.53
206.5 |206.5 103 | 3.0 |103 51.5| 3.75 | 51.5 0 | 30.0 |36.75
213.5 |213.5 106.5| 3.1 |106.5 53 | 3.88 | 53 0 | 31.0 |37.98
220.5 |220.5 110 | 3.2 |110 55 | 4.00 | 55 0 | 32.0 |39.20
227.5 |227.5 113.5| 3.3 |113.5 56.5| 4.13 | 56.5 0 | 33.0 |40.43
234 |234 117 | 3.4 |117 58.5| 4.25 | 58.5 0 | 34.0 |41.65
241 |241 120.5| 3.5 |120.5 60 | 4.38 | 60 0 | 35.0 |42.88
248 |248 124 | 3.6 |124 62 | 4.50 | 62 0 | 36.0 |44.10
255 |255 127.5| 3.7 |127.5 63.5| 4.63 | 63.5 0 | 37.0 |45.33
262 |262 131 | 3.8 |131 65.5| 4.75 | 65.5 0 | 38.0 |46.55
269 |269 134 | 3.9 |134 67 | 4.88 | 67 0 | 39.0 |47.78
275.5 |275.5 138 | 4.0 |138 69 | 5.00 | 69 0 | 40.0 |49.00
282.5 |282.5 141 | 4.1 |141 70.5| 5.13 | 70.5 0 | 41.0 |50.23
289.5 |289.5 144.5| 4.2 |145 72 | 5.25 | 72 0 | 42.0 |51.45
296 |296 148 | 4.3 |148 74 | 5.38 | 74 0 | 43.0 |52.68
303 |303 151.5| 4.4 |151.5 76 | 5.50 | 76 0 | 44.0 |53.90
310 |310 155 | 4.5 |155 77.5| 5.63 | 77.5 0 | 45.0 |55.13
317 |317 158.5| 4.6 |158.5 79 | 5.75 | 79 0 | 46.0 |56.35
324 |324 162 | 4.7 |162 81 | 5.88 | 81 0 | 47.0 |57.58
330 |330 165 | 4.8 |165.5 82.5| 6.00 | 82.5 0 | 48.0 |58.80
337.5 |337.5 169 | 4.9 |169 84 | 6.13 | 84 0 | 49.0 |60.03
345 |345 172.5| 5.0 |172 86 | 6.25 | 86 0 | 50.0 |61.25
___________|_____________|_______|_____________|_______|_____________|_______|_____
