Cullen Technical Guide 2024

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VHGG

The VHGG hanger is designed to support multiple ply girder trusses from a vertical web in very high load situations. Features & Benefits — Fixings into vertical web only therefore no requirement for increased bottom chord depths — Additional side fixings allows for greater uplift capacity

Very Heavy Girder To Girder

UKTA–21/0008 UKTA - 21/0008

ETA–20/0999

Material Specification — Zinc undercoated

Fixings 4No M20 Bolts – 180mm long fully threaded (inc nut, round washer, form G washer) supplied with part**

Code

Description

Box Qty

547389 141185

3.4 x 35mm Square Twist Nails – LOOSE 3.4 x 35mm Square Twist Nails – COLLATED*

500

Available Sizes

2,500

Product Code VHGG–80 VHGG–102 VHGG–118 VHGG–153 VHGG–200

Incoming Truss Width

Hanger Width (W) (mm)

*For use with Paslode PPNXi **Please specify 240mm long bolts when connecting to 4 ply 47mm header members

2No 35 (2) 2No 47 (2) 3No 35 (3) 3No 47 (3) 4No 47 (4)

80

102 118 153 200

(2)(3)(4) Trusses must be connected together to act as a single unit

Enhanced Uplift

Dimensions (mm)

In Situ

W

80

MIN 145MM

80

80

MIN 40MM

633

MIN 30MM

360

633

197

147

97

(Plates omitted for clarity)

150

Fixing (3.4 x 35mm)

Characteristic Capacity (kN)

Minimum Truss Bottom Chord Depth (mm)

— Minimum edge distances must be met to achieve full capacity. — Please ensure vertical end members are stepped back to allow room for bolt heads. — Supported member should be positioned to the back of the hanger. — Maximum allowable gap of 3mm.

Incoming

Uplift

97

8

4.67 8.49

147 197

10 12 12

14.72 14.72

Vertical

Load Data

Fixings

Characteristic Capacity (kN)

Solid Timber Header (Min TR26)

Header

Incoming

Product Code

Uplift

Nails (3.4 x 35mm)

Min 2 Ply 35mm Header

Min 2 Ply 47mm Header

Bolts M20

VHGG–80, VHGG–102, VHGG–118, VHGG–153, VHGG–200

4

8

4.67

66.50

80.20

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Technical support 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk

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