Vsl Strand Post Tensioning Systems

7/25/2019 Vsl Strand Post Tensioning Systems

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VSL STRAND POST-TENSIONING SYSTEMS


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Unit A B C D E F G H J K L

6-2 175 170 80 75 55 60 25 41 140 M10 40

6-3 215 210 95 90 55 60 25 58 170 M10 40

6-4 235 230 115 110 60 60 25 76 180 M10 40

6-5 265 260 130 125 60 60 25 94 200 M10 40

Notes

All dimensions in [mm]

System applicable to strands with Ap = 140 mm2or Ap = 150 mm2

System can be used with corrugated steel duct or PT-Plusduct

Grout Connection

Grout Vent

Anchorage BodyStrands

Trumpet

Wedges

Flat DuctCoupler

Protection Cap

PT-PlusFlat Duct

CONCRETE 20/25 MPa

Unit P r R S U W6-2 35 6 12 10 120 200

6-3 40 6 12 0 140 270

6-4 40 7 12 10 160 320

6-5 35 8 12 15 180 360

Notes


Strand Ap= 150mm2,fpk = 1860N/mm

2 (GUTS), Fpk= 279kN

Concrete: minimum required strength fc, cylinder / fc, cubein N/mm2at s tressing

Local zone reinforcement bent and anchored in accordance wi th BS EN 199

Reinforcement, edge distance and center spacing may be modi fied, contact

For max. tendon force and temporary over stressing refer to 4.1 and 4.2.8 re

Local Zone Reinforcement


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2

CONCRETE 20/25 MPa

Unit P r R S U W X Ymin A B C

6-2 35 6 12 10 120 200 240 160 175 115 80

6-3 40 6 12 0 140 270 310 180 215 115 95

6-4 40 7 12 10 160 320 360 200 235 120 115

6-5 35 8 12 15 180 360 400 220 265 120 130

Notes

All dimensions in [mm] Min. yield strength for local zone reinforcement fy= 460N/mm2


2 (GUTS), Fpk= 265kN For calculation of minimum edge distance refer to 4.4.1

Concrete: minimum required strength fc, cylinder / fc, cubein N/mm2at s tressing r = number o f t urns , i nc l. l ength for anchor ing of reinforcement bar

Local zone reinforcement bent and anchored in accordance wi th BS EN 1992 X = anchorage spacing

Reinforcement, edge distance and center spacing may be modif ied, contact VSL Ymin = min. allowable slab thickness

For max. tendon force and temporary over stressing refer to 4.1 and 4.2.8 resp.

Spacing RecessLocal Zone Reinforcement

CONCRETE 20/25 MPa

Unit n R S t x T Umin U

6-2 4 10 25 2 x 10 110 120

6-3 4 12 30 2 x 12 130 1506-4 4 12 40 4 x 12 150 180

6-5 4 16 40 4 x 12 170 200

Notes

All dimension in [mm]

1) Depending on slab thickness and required concrete cover Umin U

2) X = anchorage spacing. Minimum edge dis tance: X/2 + concrete cove

3) transverse bars to be anchored acc. to general detailing rules


2 (GUTS), Fpk= 265,5kN

Concrete: minimum required strength fc, cylinder / fc, cubein N/mm2at stressin

For max. tendon force and temporary over stressing refer to 4.1 and 4.2

Local zone reinforcement bent and anchored in accordance with BS EN

Reinforcement, edge distance and center spacing may be modified, con

Local Zone Reinforcem


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CONCRETE 20/25 MPa

Unit P r R S U W X Ymin A B C

6-2 35 6 12 10 120 200 240 160 175 115 80

6-3 40 6 12 0 140 270 310 180 215 115 95

6-4 40 7 12 10 160 320 360 200 235 120 115

6-5 35 8 12 15 180 360 400 220 265 120 130

Notes

All dimensions in [mm] Min. yield strength for local zone reinforcement fy= 390N/mm2


2 (GUTS), Fpk= 265kN For calculation of minimum edge distance refer to 4.4.1

Concrete: minimum required strength fc, cylinder / fc, cubein N/mm2at s tressing r = number o f t urns , i nc l. l ength for anchoring o f reinforcement bar

Local zone reinforcement bent and anchored in accordance wi th BS EN 1992 X = anchorage spacing

Reinforcement, edge distance and center spacing may be modi fied, contact VSL Ymin = min. allowable slab thickness

For max. tendon force and temporary over stressing refer to 4.1 and 4.2.8 resp.

Spacing RecessLocal Zone Reinforcement

2

ANCHORAGE TYPE S 6-1 PLUS

Unit A

6-1 122

Notes



Strand

Grout Connection

Protection Cap

Wedge


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Unit A B C D E F

6-1 122 94 70 300 19 32

Notes



Sleeve

Heat Shrink Sleeve

EncapsulatedAnchorage Body

WedgeStrand

Protection Cap

PE sheated strandand waxed / greased

Notes

All dimension in [mm]

Min. required concrete strength fc, cylinder / fc, cube=16/20 MPa at stressing

For max. tendon force and temporary over stressing refer to 4.1 and 4.2.8

X= anchorage spacing.

X1= min spacing between l ast and first anchorage of grouped anchorages

Nom. strand breaking load

Fpk= 260.4 / 265.5kN

Min. y


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Unit A B C

6-1 90 90 1250

6-2 190 90 1250

6-3 290 90 1250

6-4 390 90 1250

6-5 490 90 1250

Notes



System can be used with corrugated steel duct or with PT-Plusduct

20 / 25 fc,cyl / fc,cube in MPa

Max. tendon force after lock-off

80% of Fpk

Min. concrete strength at stressingNom. strand breaking load

Fpk= 260.4 / 265,5 / 279kN

Crimped Strand Tails Bulb

Strands

Grout Connection

End-Piece with Clip

Spacer Bar

PT-Plus Duct

Unit

6-2

6-3

6-4

6-5

Notes


System applicable to strands with Ap = 140 mm2or Ap = 150 m

System can be used with corrugated steel duct or with PT-Plus

Nom. strand breaking load

Fpk= 260.4 / 265.5 / 279kN

Tension RingCompression Fittings

Grout Connection


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COUPLER TYPE K

Unit A B C D F E

6-3 430 160 210 150 76 118

6-4 440 160 220 160 83 118

6-7 560 160 320 190 95 128

6-12 660 160 420 240 121 128

6-15 770 160 530 270 133 128

6-19 770 160 530 280 146 128

6-22 910 160 630 310 159 128

6-27 980 180 690 350 168 150

6-31 970 180 660 360 178 150

6-37 1200 200 870 400 203 168

Notes



System can be used with Type GC or E bearing plate

System can be used with corrugated steel duct or PT-Plusduct

Compresion Fitting

Steel Band

Coupling Head K

Grout Connection

Trumpet K

Tension Ring

Duct

Unit A B

6-2 140 70

6-4 170 80

6-6 210 100

6-12 300 160

6-22 400 190 2

Notes



System can be used with corrugated steel duct or with PT-Plusdu

L: movement of coupling head due to tendon extensions

Duct

Retainer Plates

Recess in Structural Concrete


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Required cross-sectional area of hairpin bars if anchorage is an in

at ~ 50% fy ):

As.n = Po.

As [mm2] cross-sectional area of one hai

n [-] number of hairpin bars

Po [kN] Prestressing force in the tendo

fAext [mm] External diameter of duct

T [mm] Concrete thickness

X [mm] Required anchoring length acc

fy [N/mm2] Yield strength of hairpin bars: m

Min. required concrete strength fc, cylinder / fc, cube=23/28 MPaat time

Concrete cover to ducts shall not be less than the external diamet

Arrangement of multiple L anchorages depending on available con

T3A ext T

DEAD END ANCHORAGE TYPE L

Unit A

internal/external

B

internal/externalR min

A

internal/external

B

internal/externalR min

6-2 50/55 45/50 600 50/55 45/50 600

6-3 50/55 45/50 600 50/55 45/50 600

6-4 55/60 50/55 600 55/60 50/55 650

6-7 75/82 60/67 750 75/82 60/67 850

6-12 90/97 80/87 1000 90/97 80/87 1100

6-19 110/117 95/102 1300 110/117 95/102 1400

6-22 110/117 95/102 1500 120/127 110/117 1500

Notes



System can be used with corrugated steel duct or with PT-Plusduct

For larger units contact VSL

For strands with Fpk = 260.4 / 265.5 kN For strands with Fpk = 279 kN

Duct

Smooth Steel orSmooth HDPE Pipe

Grout ConnectionGrout Connection


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Str

projec


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HEADQUARTERS

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Vsl Strand Post Tensioning Systems

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