TLC TAS-12A Assembly Manual Download Page 28 | Manualshive

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TLC TAS-12A Assembly Manual Download Page 28

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4.6.

Assembly of PR1 / PR4 supports

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in case of the requirement to support the set of stairs,

unbolt the bolt connections fixing the step (no. 3,4,5), put the fixing bracket that fastens the

PR1 support, pass the bolt (4) with the washer (3) through the fixing bracket and fasten the

nut (5).

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Summary of Contents for TAS-12A

Page 1: ...Page 1 38 Appendix no 1 Assembly manual of TAS Temporary Stairs Version 8 o July 2020 Robert Cieśla Prepared by Piotr Abram Checked by Miłosz Muzyka Approved by ...

Page 2: ...Abram RD 30 10 2018 Components weight and number of connectors update Change in 4 4 3 Robert Cieśla RD 29 11 2018 Change in 5 4 Robert Cieśla RD 6 03 2019 Update TAS B gangway 5 Piotr Abram RD 23 01 2020 Update TAS WB truss 6 Cieśla Robert RD 23 03 2020 Update scaffolding coupler 7 Piotr Abram RD 22 07 2020 Update 5 8 9 10 11 12 13 14 15 ...

Page 3: ...ontent 1 General safety rules 4 2 Components 5 3 List of tools required for TAS stairs assembly 23 4 Assembly of TAS stairs 24 5 Assemby of stairs and gangways 36 6 Operational conditions 38 7 Disassembly 38 8 Disposal 38 ...

Page 4: ...ber 5 It is forbidden to stand under the stairs when they are being used 6 It is forbidden to use the stairs by a number of people whose combined weight exceeds the weight allowed on the stairs 7 The stairs are designed to allow movement of people to lower levels of deep excavations and vice versa Standing on the steps as well as putting objects which are not the components of the stairs is agains...

Page 5: ... and supports The system allows to establish a walkway over the obstacle with a platform and either 3 or 6 step flight It is possible to use the stairs as gangways e g over excavations with 3 6 8 or 12 step stairs and with 15 and 18 step stairs with an additional truss application Exchanging the lower and upper foot of the stairs allows to assemble it on round fi 48 3 mm scaffolding systems Fig 1 ...

Page 6: ...h 18 steps width 708 mm 7 TAS 3B Stairs with 3 steps width 1000 mm 8 TAS 6B Stairs with 6 steps width 1000 mm 9 TAS 9B Stairs with 9 steps width 1000 mm 10 TAS 12B Stairs with 12 steps width 1000 mm 11 TAS 15B Stairs with 15 steps width 1000 mm 12 TAS 18B Stairs with 18 steps width 1000 mm Tab 2 Additional equipment No ID Description 13 TAS K3 3 step gangway width 708 mm 14 TAS K4 3 step gangway w...

Page 7: ...Page 7 38 TAS S3B Weight 40 6 kg TAS BP3 Weight 8 18 kg TAS BL3 Weight 8 18 kg ...

Page 8: ...Page 8 38 TAS S6A Weight 53 26 kg TAS S6B Weight 71 86 kg TAS BL6 Weight 10 96 kg ...

Page 9: ...Page 9 38 TAS BP6 Weight 10 96 kg TAS S9A Weight 76 45 kg TAS S9B Weight 104 4 kg ...

Page 10: ...Page 10 38 TAS BL9 Weight 15 1 kg TAS BP9 Weight 15 1 kg TAS S12A Weight 98 18 kg ...

Page 11: ...Page 11 38 TAS S12B Weight 135 5 kg TAS BL12 Weight 17 9 kg TAS BP12 Weight 17 9 kg ...

Page 12: ...Page 12 38 TAS S15A Weight 120 93 kg TAS S15B Weight 167 64 kg TAS BL15 Weight 20 67 kg ...

Page 13: ...Page 13 38 TAS BP15 Weight 20 67 kg TAS S18A Weight 142 97 kg TAS S18B Weight 199 kg ...

Page 14: ...Page 14 38 TAS BL18 Weight 24 81 kg TAS BP18 Weight 24 81 kg TAS L5 Weight 2 7 kg TAS L6 Weight 3 kg ...

Page 15: ...Page 15 38 TAS PR1 Weight 10 28 kg TAS K4 Weight 50 kg ...

Page 16: ...Page 16 38 TAS K3 Weight 45 kg TAS PH3 Weight 2 4 kg TAS PR3 Weight 1 6 kg ...

Page 17: ...Page 17 38 D TAS 064 Weight 2 27 kg D TAS 063 Weight 0 2 kg TAS WB1 Weight 28 5 kg TAS WB2 Weight 8 9 kg ...

Page 18: ...Page 18 38 TAS WB3 Weight 6 2 kg TAS PR4 Weight 1 6 kg TAS L15 Weight 1 3 kg ...

Page 19: ...Page 19 38 TAS L14 Weight 1 3 kg TAS L16 Weight 2 1 kg TAS L17 Weight 2 1 kg TAS BU Weight 1 2 kg ...

Page 20: ...Page 20 38 TAS BL12H Weight 16 5 kg TAS BP12H Weight 16 5 kg ...

Page 21: ...O 7089 ZN 8 200 HV 16 16 24 24 24 32 8 Bolt ISO 4014 8 ZN M8 x 45 4 4 6 6 6 8 9 Nut ISO 10511 ZN M8 8 8 12 12 12 16 10 Bolt ISO 4014 8 ZN M8 x 40 4 4 6 6 6 8 Tab 4 The list of fasteners for additional equipment No Fasteners TAS K3 TAS K4 11 Nut ISO 4032 8 ZN M12 4 4 12 Nut ISO 10511 ZN M12 12 12 13 Nut ISO 4032 8 ZO M6 8 8 14 Nut ISO 10511 ZN M8 4 4 15 Washer ISO 7089 ZN 12 200 HV 24 24 16 Washer ...

Page 22: ...t 15 15 15 15 18 18 18 18 TAS 15 A B 1 2 1 0 0 TAS 18 A B 0 0 1 2 1 TAS WB1 2 4 4 4 2 TAS WB2 0 0 2 4 2 TAS WB3 0 2 2 2 0 Tab 6 MA torque for class 8 8 bolts Diameter Torque in Nm M8 23 M10 46 M12 79 Approximate torque values for large thread bolts for friction coefficient μc 0 15 ...

Page 23: ...ge 23 38 3 The list of tools required for stairs assembly Tab 7 List of tools Wrenches 19 18 13 10 Wrenches 8 10 Screwdriver Level Tape measure Lifter with at least 1 t capacity when assembling long sets ...

Page 24: ... method and the sequence of TAS stairs assembly are presented below 4 1 Assembly of railings on stairs insert railing posts into the holes in steps 4 2 Tightening the railing lock tighten the bolts no 1 under the stairs inside the step holes ...

Page 25: ...the bolt no 4 with the washer no 3 insert into the other side of the lock oblong hole tighten it up 4 4 In order to ensure the stiffness of the stairs tighten up the bolts fixing the lock Tighten the connection with 60 of torque intended for the diameter and class of the connector see table 5 ...

Page 26: ...iling on both sides of one end of the stairs Disassemble a lower end in one flight of stairs and upper end in the other one 4 5 2 Disassembly of stairs foot unbolt the bolt connections no 3 4 5 which fix the foot with the stringer Disassemble the lower foot in one flight of stairs and the upper foot in the other one ...

Page 27: ...one next to another previously disassembling the foot Unbolt the bolts fixing the last but one step whose upper side is being connected with the last step of the second flight Insert four L5 connectors into the stringer and tighten up all the bolt connectors no 3 4 5 16 pcs ...

Page 28: ...s in case of the requirement to support the set of stairs unbolt the bolt connections fixing the step no 3 4 5 put the fixing bracket that fastens the PR1 support pass the bolt 4 with the washer 3 through the fixing bracket and fasten the nut 5 ...

Page 29: ...sembly 4 7 1 Flight of stairs components disassembly 1 Disassemble the upper foot see 4 5 2 2 Disassemble the upper end of the railing see 4 5 1 4 7 2 The handrail assembly slide a handrail onto the railing ends and tighten up with screws ...

Page 30: ...Page 30 38 4 7 3 Bar assembly the bar is assembled to the stairs posts 4 7 4 Toe board assembly Fasten toe boards to D TAS 063 and slide into the holes inside the platform ...

Page 31: ...Page 31 38 4 8 Truss assembly 4 8 1 When assembling TAS WB1 truss for 15 step stairs TAS L4 middle connectors should be disassembled The truss is fastened with bolts used to assemble steps ...

Page 32: ...ing the truss for 18 step stairs there is no need to disassemble TAS L4 connectors The TAS WB1 truss is fastened with bolts used to assemble steps TAS WB2 component is fastened to TAS WB1 with connectors included in the TAS WB1 set ...

Page 33: ...se with connectors used to assemble steps and at the upper part with the TAS WB3 bar using connectors included in the bar set Before connecting the stairs disassemble the railings The connector sets used to connect the truss with the stairs should be tighten with the 60 of the torque indicated in tab 5 ...

Page 34: ...older disassemble the upper foot see 4 5 2 and mount TAS L15 TAS L14 holders with the same bolts Prior to the assembly the bolts on the lock must be loosened the lock must be moved up the holder is then placed and secured with the lock moved down again Tighten the bolts ...

Page 35: ...AS L16 TAS L17 holders using the same bolts Prior to the assembly loosen the screws on the foot that fasten the lock move it up place the holder and secure it with moving the lock down Tighten the bolts 4 9 2 Assembly of the complementary railing unbolt the nuts slide in the railing screw the nuts ...

Page 36: ...oute to storeys of a building In such case it is allowed to connect max two flights of stairs with a total number of steps not exceeding 24 steps e g 12 12 24 18 6 24 It is required to support the flight in the middle of its length with two PR 1 supports The distance from the excavation edge and stairs angle are shown on fig 3 Stairs with 3 6 9 12 steps can be used as a gangway over the excavation...

Page 37: ...Page 37 38 Fig 3 Gangway made of 2 flights reinforced by a truss Distance from excavation edge m Fig 4 Angle and distance from the edge gangway reinforced by a truss Excavation depth m ...

Page 38: ...irs will be placed Too large deviation from horizontal causes all the steps to be set incorrectly which may cause difficulties in exploitation and the risk of accidents Therefore the stairs should be periodically examined if the ground has not moved which would cause stairs deviation as well as all thread connections To ensure proper operation when using the stairs at the assembly of individual co...

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