Bondek Design And Construction Manual June 2012 PDF

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Summary

Bondek...

Description

Structural steel decking system Design and Construction Manual

Preface BlueScope Lysaght presents this new publication on LYSAGHT BONDEK®. We upgraded this document and design and construction information for the latest standards and construction practices.

research and development work. Improved design and testing methods have again

slab while Section 5 discusses design of composite slab in fire. Design tables for steel

These developments allow you to make significant improvements compared with the design methods we previously published for slabs using BONDEK.

Conditions of use This publication contains technical information on the following base metal

Our products are engineered to perform according to our specifications only if they are installed according to the recommendations in this manual and our publications.

the finished work. Warning results. They shall not be applicable to any similar products that may be substituted for LYSAGHT BONDEK. The researched and tested design capacities only apply for the manufactured by BlueScope Lysaght to the LYSAGHT BONDEK profile specifications.

Technical support

2

LYSAGHT BONDEK Steel Decking Design & Construction Manual

2012

Contents 2. Purpose and scope of this publication . . . . . . . . . . . . . . . . . . . . . 7 3. Formwork design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

in post tensioned concrete-framed construction

Appendix A: Material specifications . . . . . . . . . . . . . . . . . . . . . . . . 55

1.0 Introducing LYSAGHT BONDEK the building and construction industry to offer efficiency and speed of construction. as structural formwork for the construction of composite and non-composite slabs (where BONDEK is used as lost formwork). The rules for calculating moment

The data obtained allowed us to include moment capacities in negative regions

The typical BONDEK profile and dimension of a cross section of composite slab

achieved in a composite BONDEK slab. LYSAGHT BONDEK composites slabs can be designed to achieve a fire-resistance of contribute significantly to the resistance of the slab in fire. Composite slabs incorporating LYSAGHT BONDEK can be designed in a number of

design software.

LYSAGHT BONDEK profile.

Design Advantages include:

LYSAGHT BONDEK Steel Decking Design & Construction Manual

2012

55

CENTROID OF ALL NEGATIVE REINFORCEMENT

Concrete

Embossments on ribs

Shrinkage and temperature reinforcement (mesh) (continuous spans)

dct

c

32

32

29 51

hr = 54

52

D

Negative reinforcement for flexure and crack control (A- st)

dcb BONDEK

13

t bm (BMT)

SHEETING ELASTIC CENTROID

200

Flute

200 Cover width 590

Pan

Sheet width 620

Figure 1.2

BONDEK dimensions (2 sheets shown)

Table 1.2 Material specification (based on Z350) Thickness (mm)

Mass kg/m2 kg/m

Yeild Striegth MPa

Coverage m2/t

190

and within concrete slabs for both steel-framed and concrete-framed buildings.

consulting structural engineer.

3.1 Introduction

3.2 Recommended deflection limits

3.3 Loads for design LYSAGHT BONDEK shall be designed as formwork for two stages of construction

During placement of the concrete up until the concrete has set (until fcm reaches

situation being designed falls within these assumptions and constraints.

construction.

and controlled on-site. Use LYSAGHT BONDEK design software for higher loads. (Check availability of local lengths.)

BONDEK formwork

L

Equal formwork spans

joints over permanent supports only

L

Concrete slab One row of temporary props

Two rows of temporary props

Temporary prop

Ls

Ll Slab span

Slab span

Figure 3.1a LYSAGHT BONDEK formwork for concrete frame

BONDEK continuous over two slab spans

BONDEK formwork joints over permanent supports only

Two rows of temporary props

Wall

Wall

One row of temporary props Equal formwork spans

Equal formwork spans

L

L

L

Slab span Ls Figure 3.1b LYSAGHT BONDEK formwork for masonry

Slab span L l

BONDEK continuous over single slab span Concrete slab

Temporary Prop

BONDEK

Equal formwork spans

f

L

L Slab span

Figure 3.1c LYSAGHT BONDEK formwork for steel frame

L

L

Wall

Concrete slab

3.5 LYSAGHT BONDEK maximum slab spans Maximum slab spans, mm BONDEK sheets continuous over single slab span Formwork deflections limits L/240 (Visual appearance important) Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2000 1900 1800 1750 1700 1650 1600 1550 1550 1500 1450 1400 1400 1350 1350 1300

1 4950 4750 4650 4500 4400 4300 4250 4150 4050 4000 3900 3850 3800 3750 3700 3600

2 7350 7150 6900 6650 6400 6200 6050 5850 5700 5550 5400 5300 5200 5050 4950 4850

0.75 BMT Bondek No of props per span

0 2150 2050 2000 1950 1900 1850 1750 1750 1700 1650 1600 1550 1550 1500 1500 1450

1 5850 5700 5550 5400 5300 5200 5050 5000 4900 4750 4650 4550 4450 4350 4300 4200

2 8150 7900 7700 7500 7300 7100 6900 6750 6550 6400 6250 6150 6000 5900 5800 5650

0.9 BMT Bondek No of props per span

0 2250 2200 2150 2100 2050 2000 1900 1850 1850 1800 1750 1700 1650 1650 1600 1600

1 6300 6100 5950 5800 5650 5550 5450 5300 5200 5100 5000 4900 4800 4700 4600 4550

2 8700 8450 8250 8050 7850 7600 7400 7250 7050 6900 6750 6600 6500 6400 6250 6150

1.0 BMT Bondek No of props per span

0 2350 2250 2200 2150 2100 2050 2000 1950 1900 1850 1850 1800 1750 1700 1700 1650

1 6500 6350 6150 6000 5900 5750 5650 5550 5400 5300 5200 5050 5000 4900 4800 4750

2 9050 8800 8550 8350 8100 7900 7700 7500 7350 7200 7050 6900 6800 6650 6550 6450

Maximum slab spans, mm BONDEK sheets continuous over single slab span Formwork deflections limits L/130 (Visual appearance not important) Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2100 2050 2000 1950 1950 1900 1850 1800 1800 1750 1750 1700 1700 1650 1650 1600

1 4800 4700 4550 4450 4350 4250 4200 4100 4050 3950 3900 3850 3750 3700 3650 3600

2 7200 7050 6850 6700 6550 6400 6300 6150 6050 5950 5850 5750 5650 5550 5500 5400

0.75 BMT Bondek No of props per span

0 2550 2500 2450 2350 2300 2250 2200 2200 2150 2100 2050 2050 2000 2000 1950 1900

1 5900 5750 5600 5450 5350 5250 5100 5000 4950 4850 4750 4700 4600 4550 4450 4400

2 8850 8650 8400 8200 8050 7850 7700 7550 7400 7250 7150 7050 6900 6800 6700 6600

0.9 BMT Bondek No of props per span

0 2700 2650 2550 2500 2450 2400 2350 2300 2250 2250 2200 2150 2150 2100 2050 2050

1 7100 6900 6700 6550 6400 6250 6100 6000 5900 5750 5650 5550 5500 5400 5300 5250

2 10000 10000 9850 9650 9450 9250 9100 8900 8750 8650 8500 8350 8250 8100 7950 7850

1.0 BMT Bondek No of props per span

0 2800 2700 2650 2600 2550 2500 2450 2400 2350 2300 2250 2250 2200 2200 2150 2100

1 7700 7450 7300 7100 6950 6800 6650 6500 6400 6250 6150 6050 5950 5850 5750 5650

NOTES: 1. These are formwork selection tables only. Maximum slab spans in these tables shall be designed by a qualified structural engineer. 2. ฀Use LYSAGHT BONDEK design software for support widths other than 100mm. 3. ฀1 kPa Live Load due to stacked materials is used - this shall be indicated on formwork documentation and controlled on-site. 4. The availability of 0.9 mm BMT BONDEK is subject to enquiry. 5. Refer to General Engineering Notes Section 3.1 when using these tables.

2 10000 10000 10000 10000 9800 9600 9450 9250 9100 8950 8800 8700 8550 8450 8350 8200

Maximum slab spans, mm BONDEK sheets continuous over 2 slab spans Formwork deflections limits L/240 (Visual appearance important) Equal slab spans Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2450 2350 2300 2250 2200 2150 2100 2050 2000 2000 1950 1900 1900 1850 1800 1800

1 4900 4750 4650 4500 4400 4250 4150 4000 3900 3800 3700 3650 3550 3450 3400 3350

0.75 BMT Bondek No of props per span

2 7350 7150 6950 6800 6600 6400 6200 6050 5900 5750 5600 5450 5350 5200 5100 5000

0 2900 2850 2750 2700 2650 2600 2500 2500 2450 2350 2300 2250 2200 2150 2150 2100

1 5550 5400 5250 5100 5000 4850 4750 4600 4500 4400 4300 4200 4100 4050 3950 3900

0.9 BMT Bondek No of props per span

2 8350 8100 7850 7650 7500 7300 7100 6950 6750 6600 6450 6300 6200 6050 5950 5850

0 3150 3050 2950 2900 2800 2750 2700 2650 2600 2550 2500 2450 2400 2350 2300 2250

1 5900 5750 5600 5450 5350 5200 5050 4950 4800 4700 4600 4500 4450 4350 4300 4200

2 8900 8650 8400 8200 8000 7800 7600 7400 7250 7100 6950 6800 6650 6550 6450 6300

1.0 BMT Bondek No of props per span

0 3250 3150 3050 3000 2950 2850 2800 2750 2700 2650 2600 2500 2500 2450 2400 2350

1 6150 5950 5800 5650 5550 5400 5250 5150 5000 4900 4800 4700 4600 4550 4450 4400

2 9250 8950 8750 8500 8300 8100 7900 7700 7550 7350 7200 7100 6950 6850 6700 6600

Maximum slab spans, mm BONDEK sheets continuous over 2 slab spans Formwork deflections limits L/130 (Visual appearance not important) Equal slab spans Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2400 2350 2250 2200 2150 2100 2100 2050 2000 1950 1950 1900 1850 1850 1800 1800

1 4800 4700 4550 4450 4350 4250 4200 4100 4050 3950 3900 3850 3750 3700 3650 3600

0.75 BMT Bondek No of props per span

2 7200 7050 6850 6700 6550 6400 6300 6150 6050 5950 5850 5750 5650 5550 5500 5400

0 2950 2850 2800 2700 2650 2600 2550 2500 2450 2400 2350 2350 2300 2250 2200 2200

1 5900 5750 5600 5450 5350 5250 5100 5000 4950 4850 4750 4700 4600 4550 4450 4400

2 8850 8650 8400 8200 8050 7850 7700 7550 7440 7250 7150 7050 6900 6800 6700 6600

0.9 BMT Bondek No of props per span

0 3550 3450 3350 3250 3200 3100 3050 3000 2950 2850 2800 2750 2750 2700 2650 2600

1 7050 6850 6700 6550 6400 6250 6100 6000 5900 5750 5650 5550 5500 5400 5300 5250

2 10000 10000 10000 9800 9600 9400 9200 9000 8850 8650 8500 8350 8250 8100 7950 7850

1.0 BMT Bondek No of props per span

0 3850 3700 3650 3550 3450 3400 3300 3250 3200 3100 3050 3000 2950 2900 2850 2800

1 7300 7100 6950 6800 6650 6550 6400 6300 6200 6100 6000 5900 5800 5750 5650 5600

NOTES: 1. These are formwork selection tables only. Maximum slab spans in these tables shall be designed by a qualified structural engineer.. 2. ฀Use LYSAGHT BONDEK design software for support widths other than 100mm. 3. ฀1 kPa Live Load due to stacked materials is used - this shall be indicated on formwork documentation and controlled on-site. 4. The availability of 0.9 mm BMT BONDEK is subject to enquiry. 5. Refer to General Engineering Notes Section 3.1 when using these tables.

2 10000 10000 10000 10000 10000 9800 9600 9450 9300 9150 9000 8850 8750 8650 8500 8400

Maximum slab spans, mm BONDEK sheets continuous over 3 or more slab spans Formwork deflections limits L/240 (Visual appearance important) Equal slab spans Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2450 2350 2300 2200 2100 2050 2000 1950 1900 1850 1800 1750 1700 1650 1650 1600

1 4900 4750 4650 4500 4400 4250 4150 4000 3900 3800 3700 3650 3550 3450 3400 3350

0.75 BMT Bondek No of props per span

2 7350 7150 6950 6800 6600 6400 6200 6050 5900 5750 5600 5450 5350 5200 5100 5000

0 2700 2600 2550 2500 2450 2350 2300 2250 2150 2100 2050 2050 2000 1950 1900 1850

1 5550 5400 5250 5100 5000 4850 4750 4600 4500 4400 4300 4200 4100 4050 3950 3900

0.9 BMT Bondek No of props per span

2 8350 8100 7850 7650 7500 7300 7100 6950 6750 6600 6450 6300 6200 6050 5950 5850

0 2900 2800 2750 2650 2600 2500 2450 2400 2350 2300 2250 2200 2150 2100 2050 2050

1.0 BMT Bondek No of props per span

1 5900 5750 5600 5450 5350 5200 5050 4950 4800 4700 4600 4500 4450 4350 4300 4200

2 8900 8650 8400 8200 8000 7800 7600 7400 7250 7100 6950 6800 6650 6550 6450 6300

0 3000 2900 2850 2750 2700 2600 2550 2500 2450 2400 2350 2300 2250 2200 2150 2150

1 6150 5950 5800 5650 5550 5400 5250 5150 5000 4900 4800 4700 4600 4550 4450 4400

2 9250 8950 8750 8500 8300 8100 7900 7700 7550 7350 7200 7100 6950 6850 6700 6600

Maximum slab spans, mm BONDEK sheets continuous over 3 or more slab spans Formwork deflections limits L/130 (Visual appearance not important) Equal slab spans Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2400 2350 2250 2200 2150 2100 2100 2050 2000 1950 1950 1900 1850 1850 1800 1800

1 4800 4700 4550 4450 4350 4250 4200 4100 4050 3950 3900 3850 3750 3700 3650 3600

0.75 BMT Bondek No of props per span

2 7200 7050 6850 6700 6550 6400 6300 6150 6050 5950 5850 5750 5650 5550 5500 5400

0 2950 2850 2800 2700 2650 2600 2550 2500 2450 2400 2350 2350 2300 2250 2200 2200

1 5900 5750 5600 5450 5350 5250 5100 5000 4950 4850 4750 4700 4600 4550 4450 4400

0.9 BMT Bondek No of props per span

2 8850 8650 8400 8200 8050 7850 7700 7550 7440 7250 7150 7050 6900 6800 6700 6600

0 3450 3350 3250 3200 3150 3050 3000 2950 2900 2850 2800 2750 2750 2700 2650 2600

1 7050 6850 6700 6550 6400 6250 6100 6000 5900 5750 5650 5550 5500 5400 5300 5250

2 10000 10000 10000 9800 9600 9400 9200 9000 8850 8650 8500 8350 8250 8100 7950 7850

1.0 BMT Bondek No of props per span

0 3550 3500 3400 3300 3250 3200 3150 3050 3000 2950 2900 2900 2850 2800 2750 2700

1 7300 7100 6950 6800 6650 6550 6400 6300 6200 6100 6000 5900 5800 5750 5650 5600

NOTES: 1. These are formwork selection tables only. Maximum slab spans in these tables shall be designed by a qualified structural engineer. 2. ฀Use LYSAGHT BONDEK design software for support widths other than 100mm. 3. ฀1 kPa Live Load due to stacked materials is used - this shall be indicated on formwork documentation and controlled on-site. 4. The availability of 0.9 mm BMT BONDEK is subject to enquiry. 5. Refer to General Engineering Notes Section 3.1 when using these tables.

2 10000 10000 10000 10000 10000 9800 9600 9450 9300 9150 9000 8850 8750 8650 8500 8400

Maximum slab spans, mm BONDEK sheets continuous over 2 slab spans Formwork deflections limits L/240 (Visual appearance important) Slabs spans ratio up to 1:1.2 Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2400 2350 2300 2200 2150 2100 2050 2000 1950 1900 1850 1800 1750 1750 1700 1650

1 4900 4650 4450 4300 4150 4050 3900 3800 3700 3600 3500 3450 3350 3300 3200 3150

0.75 BMT Bondek No of props per span

2 7250 7000 6700 6500 6250 6050 5900 5700 5550 5400 5300 5150 5050 4950 4850 4750

0 2750 2700 2600 2550 2500 2450 2350 2300 2250 2200 2150 2100 2050 2000 1950 1950

1 5350 5200 5050 4900 4750 4600 4500 4350 4250 4150 4050 4000 3900 3800 3750 3700

0.9 BMT Bondek No of props per span

2 8000 7800 7600 7400 7150 6950 6750 6550 6400 6250 6100 6000 5850 5750 5650 5550

0 2950 2850 2800 2700 2650 2600 2500 2450 2400 2350 2300 2250 2200 2150 2150 2100

1 5700 5550 5400 5250 5100 4950 4800 4700 4600 4500 4400 4300 4200 4150 4050 4000

1.0 BMT Bondek No of props per span

2 8550 8300 8100 7900 7650 7450 7250 7050 6900 6750 6600 6450 6350 6250 6100 6050

0 3050 3000 2900 2850 2750 2700 2600 2550 2500 2450 2400 2350 2300 2250 2200 2200

1 5950 5750 5600 5450 5300 5150 5000 4900 4800 4700 4600 4500 4400 4350 4250 4200

2 8900 8650 8400 8150 7950 7700 7550 7350 7200 7050 6900 6750 6650 6500 6400 6300

Maximum slab spans, mm BONDEK sheets continuous over 2 slab spans Formwork deflections limits L/130 (Visual appearance not important) Slabs spans ratio up to 1:1.2 Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0.6 BMT Bondek No of props per span

0 2350 2300 2250 2200 2150 2100 2050 2000 2000 1950 1900 1900 1850 1850 1800 1800

1 4750 4650 4500 4450 4300 4250 4150 4050 4000 3950 3850 3800 3750 3700 3650 3600

0.75 BMT Bondek No of props per span

2 7150 6950 6800 6650 6500 6350 6250 6100 6000 5900 5800 5700 5650 5550 5450 5400

0 2900 2850 2750 2700 2650 2600 2500 2450 2450 2400 2350 2300 2250 2250 2200 2150

1 5850 5700 5550 5400 5300 5200 5050 4950 4900 4800 4700 4650 4550 4500 4400 4350

0.9 BMT Bondek No of props per span

2 8750 8550 8350 8150 7950 7800 7600 7450 7350 7200 7050 6950 6850 6750 6650 6550

0 3500 3400 3300 3200 3150 3100 3000 2950 2900 2850 2800 2750 2700 2650 2600 2550

1 6800 6600 6450 6300 6200 6050 5950 5850 5750 5650 5550 5450 5400 5300 5250 5150

2 10000 9950 9700 9500 9300 9100 8450 8750 8600 8500 8350 8200 8100 8000 7850 7750

1.0 BMT Bondek No of props per span

0 3650 3550 3450 3400 3300 3250 3200 3150 3100 3050 3000 2950 2900 2850 2850 2800

1 7050 6850 6700 6550 6400 6300 6150 6050 5950 5850 5750 5700 5600 5500 5450 5350

NOTES: 1. These are formwork selection tables only. Maximum slab spans in these tables shall be designed by a qualified structural engineer. 3. ฀Use LYSAGHT BONDEK design software for support widths other than 100mm. 4. ฀1 kPa Live Load due to stacked materials is used - this shall be indicated on formwork documentation and controlled on-site. 5. The availability of 0.9 mm BMT BONDEK is subject to enquiry. 6. Refer to General Engineering Notes Section 3.1 when using these tables.

2 10000 10000 10000 9850 9650 9450 9250 9100 8950 8800 8650 8550 8400 8300 8150 8050

Maximum slab spans, mm BONDEK sheets continuous over 3 or more slab spans Formwork deflections limits L/240 (Visual appearance important) Slabs spans ratio up to 1:1.2 Slab depth D (mm)

100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250

0...