- •Introduction to the Anchor Handling Course
- •Technical Specifications:
- •Winch Layout:
- •Power Settings / Bollard Pull
- •All operations on board must be performed in accordance with Company Procedures.
- •Risk Assessment
- •Planning
- •Planning:
- •Goal, example:
- •What to do:
- •Electrical winches
- •Winch operation
- •General Arrangement
- •A/H-Drum at full Capacity
- •Over speed
- •Water brake
- •Band brake
- •QUICK & Full Release
- •Hydraulic Winches
- •Lay out (B-type)
- •Hydraulic winch, “B-type”
- •TOWCON
- •Instruction for use of Wire Drums
- •Changing of Chain Wheels (Wildcats / Chain Lifter)
- •TRIPLEX - SHARK JAW SYSTEM.
- •Operation
- •Maintenance and inspections
- •Safety
- •2. OPERATION:
- •QUICK RELEASE:
- •EMERGENCY RELEASE:
- •CONTROL PANEL
- •Marks for Locked on Hinge Link
- •2.2- OPERATION OF THE "JAW IN POSITION ACCEPT" LEVER:
- •2.3 OPERATION OF THE CONTROL PANEL AT EMERGENCY POWER.
- •3. ELECTRIC AND HYDRAULIC POWER SYSTEM.
- •3. 1. ARRANGEMENT OF SYSTEM.
- •3.2. FUNCTIONING OF QUICK RELEASE - JAWS ONLY.
- •3.3. FUNCTIONING OF EMERGENCY RELEASE
- •4.2 Test without Load.
- •4.3 Test with Load.
- •5. General Maintenance
- •5.1 Accumulators Depressurising
- •5.2 Shark Jaw Unit
- •5.3 Guide Pins Units
- •5.4 Hydraulic System
- •5.5 Electric System
- •6. Control Measurements / Adjustments.
- •6.2 Adjustment of inductive proximity switches on lock cylinders.
- •6.3 Adjustment of Pressure Switches for Lock Pressure.
- •7. Test Program – Periodical Control
- •7.2 Checking List – Periodic Control Mechanical / Hydraulic.
- •7.3 Checking List – Periodic Control Electrical
- •7.4 Testing without Load – Yearly Testing.
- •7.5 Load Test – Emergency Release – 5 Year Control.
- •“Mark on line !”
- •“Double set of Jaws, Pins and Wire lifter”
- •View from the bridge.
- •“JAW READY FOR OPERATION”
- •“JAW LOCK POSITION ACCEPTED”
- •KARM FORK – SHARK JAW SYSTEM.
- •Wire and chain Stopper
- •Inserts for KARM FORK
- •Martensite:
- •Recommendations:
- •1. THE BASIC ELEMENTS OF STEEL WIRE ROPE
- •2. STEEL WIRE ROPE CONSTRUCTIONS
- •3. SPECIAL STEEL WIRE ROPES
- •4. USE OF STEEL WIRE ROPE
- •5. SELECTING THE RIGHT STEEL WIRE ROPE
- •6. ORDERING STEEL WIRE ROPE
- •7. STEEL WIRE ROPE TOLERANCES
- •8. HANDLING, INSPECTION AND INSTALLATION
- •9. INSPECTION AND MAINTENANCE
- •10. ELONGATION AND PRE-STRETCHING
- •11. OPERATING TEMPERATURES
- •12. MARTENSITE FORMATION
- •13. END TERMINATIONS
- •14. SOCKETING (WIRELOCK)
- •15. DRUM CAPACITY
- •16. CLASSIFICATION AND USE OF STEEL WIRE ROPE
- •17. ROPES
- •18. CHAINS AND LIFTING COMPONENTS
- •19. TECHNICAL CONVERSION TABLES
- •SWIVEL
- •MoorLink Swivel
- •Pin Extractor
- •Socket Bench
- •Chains and Fittings
- •STUD LINK MOORING CHAIN
- •OPEN LINK MOORING CHAIN
- •KENTER JOINING LINKS
- •PEAR SHAPE ANCHOR CONNECTING LINK
- •DETACHABLE CONNECTING LINK
- •D’ TYPE JOINING SHACKLES
- •‘D’ TYPE ANCHOR SHACKLES
- •SHACKLES
- •JAW & JAW SWIVELS
- •BOW & EYE SWIVELS
- •MOORING RINGS
- •FISH PLATES
- •PELICAN HOOKS
- •SLIP HOOKS
- •‘J’ CHASERS
- •PERMANENT CHASERS
- •DETACHABLE PERMANENT CHAIN CHASERS
- •PERMANENT WIRE CHASERS
- •‘J’ LOCK CHAIN CHASERS
- •The way to break the anchor loose of the bottom is therefore:
- •Table of contents
- •Introduction
- •General
- •Mooring systems
- •Mooring components
- •History of drag embedment anchors
- •Characteristics of anchor types
- •History of vryhof anchor designs
- •Criteria for anchor holding capacity
- •Theory
- •Criteria for good anchor design
- •Aspects of soil mechanics in anchor design
- •Soil classification
- •Fluke/shank angle
- •Fluke area
- •Strength of an anchor design
- •Anchor loads and safety factors
- •Anchor behaviour in the soil
- •Proof loads for high holding power anchors
- •Anchor tests
- •Soil table
- •Practice
- •Introduction
- •Soil survey
- •Pile or anchor
- •Setting the fluke/shank angle
- •Connecting a swivel to the Stevpris anchor
- •Chasers
- •Chaser types
- •Stevpris installation
- •Laying anchors
- •Retrieving anchors
- •Anchor orientation
- •Decking the Stevpris anchor
- •What not to do!
- •Racking the Stevpris
- •Deploying Stevpris from the anchor rack
- •Boarding the anchor in deep water
- •Ballast In fluke
- •Chaser equilibrium
- •Deployment for permanent moorings
- •Piggy-backing
- •Piggy-back methods
- •Stevmanta VLA installation
- •Installation procedure
- •Stevmanta retrieval
- •Double line installation procedure
- •Stevmanta retrieval
- •Double line installation with Stevtensioner
- •The Stevtensioner
- •The working principle of the tensioner
- •Measurement of the tensions applied
- •Umbilical cable and measuring pin
- •Break - link
- •Duration of pretensioning anchors and piles
- •Handling the Stevtensioner
- •General tensioning procedures
- •Hook-up
- •Lowering
- •Tensioning mode
- •Retrieving
- •Supply vessels/anchor handling vessels
- •Product data
- •Introduction
- •Dimensions of vryhof anchor types
- •Proof load test for HHP anchors (US units)
- •Dimensions of vryhof tensioners
- •Proof load/break load of chains (in US units)
- •Chain components and forerunners
- •Connecting links
- •Conversion table
- •Mooring line catenary
- •Mooring line holding capacity
- •Shackles
- •Wire Rope
- •Wire rope sockets
- •Thimbles
- •Synthetic ropes
- •Mooring hawsers
- •Main dimensions chasers
- •Stevin Mk3 UHC chart
- •Stevin Mk3 drag and penetration chart
- •Stevpris Mk5 UHC chart
- •Stevpris Mk5 drag and penetration chart
- •Stevmanta VLA UPC chart
- •Introduction
- •Propulsion system
- •Propellers
- •Thrusters
- •Rudders
- •Manoeuvring
- •Current
- •Wind
- •Other forces
- •Turning point (Pivot point)
- •Ship handling
- •General layout Jack-Up drilling unit:
- •General information about a Semi Submersible drilling unit:
CHAINS & FITTINGS
DETACHABLE CONNECTING LINK
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D |
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F |
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E |
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G |
B |
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A |
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Chain size in mm |
A |
B |
C |
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D |
E |
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F |
G |
weight in Kg |
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30-32 |
190.5 |
127 |
44 |
32 |
35 |
39 |
21 |
4.5 |
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33-35 |
210 |
140 |
49 |
35 |
39 |
42 |
23 |
6.0 |
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36-38 |
229 |
152 |
53 |
38 |
43 |
46 |
25 |
7.8 |
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40-42 |
248 |
165 |
57 |
41 |
50 |
50 |
27 |
10.0 |
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43-44 |
267 |
190 |
62 |
44 |
51 |
56 |
30 |
12.5 |
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46-48 |
286 |
194 |
64 |
48 |
55 |
60 |
31 |
14.5 |
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50-51 |
305 |
197 |
64 |
51 |
59 |
64 |
33 |
16.5 |
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52-54 |
324 |
210 |
67 |
54 |
64 |
67 |
36 |
20.0 |
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56-58 |
343 |
221 |
71 |
57 |
67 |
71 |
38 |
23.5 |
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59-60 |
362 |
234 |
78 |
60 |
70 |
75 |
40 |
27.5 |
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62-64 |
381 |
246 |
79 |
64 |
73 |
78 |
42 |
32.0 |
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66-67 |
400 |
246 |
83 |
67 |
78 |
79 |
44 |
37.0 |
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68-70 |
419 |
275 |
92 |
73 |
83 |
90 |
46 |
45.5 |
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71-73 |
438 |
283 |
94 |
73 |
85 |
93 |
48 |
48.5 |
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74-76 |
457 |
295 |
95 |
76 |
90 |
94 |
50 |
54.5 |
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78-79 |
476 |
308 |
102 |
79 |
92 |
96 |
52 |
62.5 |
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81-83 |
495 |
320 |
103 |
83 |
92 |
103 |
55 |
73.0 |
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84-86 |
514 |
332 |
107 |
86 |
100 |
107 |
57 |
80.5 |
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87-89 |
537 |
350 |
116 |
92 |
105 |
114 |
59 |
93.5 |
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90-92 |
552 |
356 |
119 |
92 |
106 |
116 |
61 |
97.5 |
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94-95 |
571 |
368 |
122 |
95 |
114 |
119 |
62 |
116.0 |
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97-98 |
590 |
381 |
127 |
98 |
117 |
121 |
67 |
123.0 |
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100-102 |
607 |
394 |
132 |
102 |
119 |
122 |
68 |
130.0 |
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Smaller diameters Grade 3, ORQ
Larger diameters Grade ORQ, R3 R4
All dimensions given are approximate
2.10
CHAINS & FITTINGS
D’ TYPE JOINING SHACKLES
Size |
Weight |
mm |
kg |
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19 |
1.7 |
22 |
2.7 |
26 |
4.3 |
30 |
7 |
32 |
7.8 |
34 |
8.5 |
38 |
13.8 |
41 |
18 |
44 |
22 |
48 |
27 |
52 |
29 |
54 |
39 |
57 |
46 |
60 |
52 |
64 |
64 |
67 |
74 |
70 |
84 |
73 |
98 |
76 |
110 |
79 |
122 |
83 |
134 |
86 |
144 |
89 |
154 |
92 |
168 |
95 |
184 |
98 |
200 |
102 |
220 |
105 |
230 |
108 |
264 |
110 |
285 |
114 |
320 |
120 |
340 |
3.4d |
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7.1d |
1.2d |
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1.6d |
1.3d1.4d1.3d |
2.8d |
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4d |
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Enlarged Link |
Joining Shackle |
Enlarged Link |
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Common Link |
End Link |
End Link |
Common Link |
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2.11
CHAINS & FITTINGS
‘D’ TYPE ANCHOR SHACKLES
Size |
Weight |
mm |
kg |
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19 |
2.5 |
22 |
3.8 |
26 |
6.0 |
30 |
9 |
32 |
11.3 |
34 |
14 |
38 |
19.8 |
41 |
26 |
44 |
32 |
48 |
39 |
52 |
48 |
54 |
57 |
57 |
67 |
60 |
80 |
64 |
93 |
67 |
106 |
70 |
121 |
73 |
141 |
76 |
159 |
79 |
172 |
83 |
189 |
86 |
200 |
89 |
230 |
92 |
258 |
95 |
290 |
98 |
301 |
102 |
344 |
105 |
390 |
108 |
422 |
110 |
431 |
114 |
475 |
120 |
530 |
4d |
8.7d |
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1.3d |
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1.8d |
1.4d |
1.4d |
2.4d |
3.1d |
5.2d |
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Enlarged Link |
Anchor Shackle Anchor Shank |
Swivel End Link |
Clenched Anchor |
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Shackle |
Smaller diameters Grade 3, ORQ Larger diameters Grade ORQ, R3 R4 All dimensions give are approximate
2.12
CHAINS & FITTINGS
SHACKLES
BOW AND ‘D’ SCREW PIN SHACKLES UP TO 120 tonne SWL
BOW SCREW PIN |
'D' SCREW PIN |
Size
Inside
Length
Gap |
Outside |
Pin Dia |
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of Eye |
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O/Dia |
Inside |
Weight |
Weight |
SWL |
Size |
Pin Dia |
Gap |
Eye |
Length |
Safety |
Screw Pin |
Tonnes |
mm |
mm |
mm |
mm |
mm |
kg |
kg |
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2 |
13 |
16 |
19 |
32 |
48 |
0.36 |
0.36 |
3.25 |
16 |
19 |
26 |
41 |
61 |
0.72 |
0.68 |
4.75 |
19 |
22 |
32 |
48 |
70 |
1.3 |
1.0 |
6.5 |
22 |
25 |
35 |
54 |
83 |
1.8 |
1.5 |
8.5 |
25 |
29 |
42 |
60 |
95 |
2.6 |
2.4 |
9.5 |
29 |
32 |
45 |
67 |
108 |
3.6 |
3.4 |
12 |
32 |
35 |
51 |
76 |
118 |
5.1 |
3.9 |
13.5 |
35 |
38 |
57 |
85 |
133 |
6.9 |
5.9 |
17 |
38 |
41 |
60 |
92 |
149 |
9.0 |
7.9 |
25 |
44 |
51 |
73 |
111 |
178 |
14.2 |
12.7 |
35 |
51 |
57 |
83 |
127 |
197 |
21.0 |
18.7 |
55 |
64 |
70 |
105 |
152 |
267 |
43 |
38.0 |
85 |
76 |
83 |
127 |
165 |
330 |
66 |
59 |
120 |
89 |
95 |
140 |
203 |
381 |
114 |
102 |
2.13
CHAINS & FITTINGS
BOW AND ‘D’ SAFETY PIN SHACKLES UP TO 100 tonne SWL
SWL |
Size |
Pin Dia |
Gap |
O/Dia |
Inside |
Weight |
Weight |
Eye |
Length |
Safety |
Screw Pin |
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Tonne |
mm |
mm |
mm |
mm |
mm |
kg |
kg |
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2 |
13 |
16 |
19 |
32 |
41 |
0.36 |
0.3 |
3.25 |
16 |
19 |
26 |
41 |
51 |
0.67 |
0.55 |
4.75 |
19 |
22 |
32 |
48 |
60 |
0.72 |
0.6 |
6.5 |
22 |
25 |
35 |
54 |
70 |
1.7 |
1.4 |
8.5 |
25 |
29 |
42 |
60 |
80 |
2.4 |
2.1 |
9.5 |
29 |
32 |
45 |
67 |
89 |
3.3 |
3.0 |
12 |
32 |
35 |
51 |
76 |
99 |
4.7 |
4.1 |
13.5 |
35 |
38 |
57 |
85 |
111 |
6.1 |
5.5 |
17 |
38 |
41 |
60 |
92 |
124 |
8.4 |
7.4 |
25 |
44 |
51 |
73 |
111 |
149 |
13.0 |
16.0 |
35 |
51 |
57 |
83 |
127 |
171 |
19.0 |
16.5 |
50-55 |
64 |
70 |
105 |
152 |
203 |
38.0 |
33.7 |
75-85 |
76 |
83 |
127 |
165 |
229 |
56.0 |
49.0 |
100 |
89 |
95 |
149 |
203 |
267 |
99.0 |
86.0 |
2.14
CHAINS & FITTINGS
SHACKLES, BOW & ‘D’ SAFETY
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BOW SAFETY |
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'D' SAFETY |
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Inside |
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Size |
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Length |
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Gap |
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Outside |
Pin Dia |
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of Eye |
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GREEN PIN |
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Inside |
Weight |
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SWL |
Size |
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Pin Dia |
Gap |
Length |
Safety |
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Tonnes |
mm |
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mm |
mm |
mm |
kg |
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120 |
89 |
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95 |
146 |
381 |
120 |
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150 |
102 |
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108 |
165 |
400 |
160 |
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200 |
120 |
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130 |
175 |
500 |
235 |
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250 |
125 |
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140 |
200 |
540 |
285 |
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300 |
135 |
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150 |
200 |
600 |
340 |
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400 |
165 |
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175 |
225 |
650 |
560 |
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500 |
175 |
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185 |
250 |
700 |
685 |
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600 |
195 |
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205 |
275 |
700 |
880 |
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700 |
205 |
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215 |
300 |
700 |
980 |
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800 |
210 |
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220 |
300 |
700 |
1100 |
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900 |
220 |
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230 |
320 |
700 |
1280 |
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1000 |
230 |
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240 |
340 |
700 |
1460 |
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CROSBY |
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SWL |
Size |
Pin Dia |
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Gap |
Inside |
O/Dia |
Weight |
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Length |
Eye |
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Tonnes |
mm |
mm |
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mm |
mm |
mm |
kg |
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120 |
89 |
95 |
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133 |
371 |
203 |
120 |
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150 |
102 |
108 |
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140 |
368 |
229 |
153 |
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200 |
108 |
121 |
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184 |
394 |
268 |
204 |
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250 |
121 |
127 |
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216 |
508 |
305 |
272 |
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300 |
130 |
152 |
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216 |
495 |
305 |
352 |
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400 |
149 |
178 |
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210 |
571 |
356 |
499 |
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500 |
155 |
190 |
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219 |
641 |
381 |
704 |
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600 |
178 |
210 |
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235 |
810 |
432 |
863 |
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2.15