GROUND RELEASE SHACKLE

GROUND RELEASE SHACKLE
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GROUND RELEASE SHACKLE

Product catalog summary
Introduction & Features
This document provides instructions and specifications for the Euro Ground Release Shackle, designed for lifting steel piles up to 28mm thick. The shackle is robust, with a high-strength cast steel body and a concealed plunger mechanism for protection. It features a lifting ring for various angles and is proof-loaded to twice the safe working load. The shackle is available in two throat depths: 150mm and 250mm.

Method of Operation
The operation involves tying a rope to the pull wire, retracting the plunger, and sliding the shackle over the pile head. The plunger is tapped into the pile lifting hole, and a safety ring is installed. To release, the safety ring is unhitched, and the release rope is pulled.

Lifting Piles Correctly
When lifting pairs of piles, use a pair of shackles. The sling allows the shackles to fit opposite faces of box or tube piles. Ensure compliance with national codes and safety practices.

Safety Checklist
Pre-installation checks include verifying the weight of the lift, ensuring correct hole placement, and maintaining the shackle's safe working load. Do not use shackles for pulling or extracting, and ensure all parts are properly engaged and lubricated.

Installation & Release Diagrams
Diagrams illustrate the correct fitting and release of the shackle on 'U' sheet piles, emphasizing the importance of proper alignment and safety ring engagement.

Training
Operators must receive training in basic lifting safety, supervision, and the operation of the Euro Shackle, including its safety features and correct usage.

Maintenance
Regular inspection and servicing are required to maintain the shackle's integrity. The body should be checked for distortion, and the pin should be lubricated. Non-standard part replacements invalidate the test certificate.

Technical Specifications
The document includes technical drawings and specifications for various shackle models, detailing dimensions and part lists.

Changing the Pull Wire
Instructions for replacing the pull wire include removing the guide key, retracting the assembly, and threading the new wire. Proper assembly and operation checks are emphasized.
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Catalog excerpts

GROUND RELEASE SHACKLE-1

GROUND RELEASE SHACKLE INNOVATIVE PILING EQUIPMENT HYDRAULIC PILING HAMMERS EXCAVATOR MOUNTED VIBRATORS EXCAVATOR MOUNTED DRILLS QUIET, VIBRATIONLESS PUSH-PULL PILING PILE EXTRACTION SHEET PILE GUIDE FRAMES SHEET PILE CAPPING SYSTEMS CFA CLEANERS PILE POINTS & SPLICERS HANDLING / LIFTING www.dcpuk.com EURO GROUND RELEASE SHACKLE OPERATORS INSTRUCTIONS & SPARE PARTS LIST

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GROUND RELEASE SHACKLE-2

CONTACTS Dawson Construction Plant Ltd Chesney Wold. Bleak Hall, Milton Keynes, MK6 1NE, England Tel: +44 (0) 1908 240300 Fax: +44 (0) 1908 240222 www.dcpuk.com --------------------------------------------------------------------------------- --------------------------------------------------------------------------------- --------------------------------------------------------------------------------- --------------------------------------------------------------------------------- --------------------------------------------------------------------------------- ---------------------------------------------------------------------------------...

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GROUND RELEASE SHACKLE-3

1. Contacts 2. Contents 3. Introduction & Features 4. Method of operation 5. Lifting piles correctly 7. Safety checklist 9. Installation diagram 10. Release diagram 11. Training 12. Maintenance 13. Technical Specifications Under separate cover: · Individual Test Certificate & Thorough Examination if required. · E.C. Declaration of Conformity CONTENTS 02

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GROUND RELEASE SHACKLE-4

03 This robust pile lifting shackle was contractor designed and developed over many years of site use and abuse. The use of these shackles compliments the “Feet on the Ground” approach to piling. When used in conjunction with the Sheet Pile Threader, there is no need for site operatives to go above the safety of top frame level for interlocking sheet piles or releasing the lifting shackles. The shackles are suitable for lifting all steel piles up to 28mm thick and within the safe working load of the shackle. The shackle is stiffened to resist spreading of the forks when lifting at 90° to the...

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GROUND RELEASE SHACKLE-5

METHOD OF OPERATION 1. Tie a length of soft rope to the pull ring on the pull wire. The rope should be 1 metre (3 feet) longer than the pile length. Do not use a continuous loop as this will become snagged. 2. Before positioning the lifting shackles, it is necessary to retract the plunger. Pull the pull wire until the trip mechanism holds the plunger in its retracted position. 3. Separate the sheet piles on the stack to enable the body of shackle to be slid over the pile head. With the plunger tube assembly uppermost, slide the fork of the shackle over the pile head with the pile in the throat...

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GROUND RELEASE SHACKLE-6

05 LIFTING PILES CORRECTLY LIFTING PAIRS OF PILES When lifting sheet piles in pairs it is necessary to use a pair of shackles. The ring at the top of the sling can be hooked directly onto a standard crane hook block, D shackle or fork anchor. The sling also enables the shackles to be turned to fit opposite faces of box or tube piles using the standard sling and shackles. Shackles can also be fitted onto a solid steel cross head according to customers requirments. Downrate in accordance with national codes 60o

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GROUND RELEASE SHACKLE-7

‘H’ PILE 06 SAFE Lifting off a stack at 90o to the axis of the pile SAFE Axial loading ALL ‘Z’ PROFILES ALL ‘U’, ‘LARSSEN’ PROFILES TUBE PILE 3 o’clock postion 9 o’clock postion or

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GROUND RELEASE SHACKLE-8

SAFETY CHECK LIST 1) PRE-INSTALLATION CHECKS Prior to installing a shackle onto any steelwork, check the following:- a. Establish the weight of the lift involved and ensure a shackle with appropriate Safe Working Load is being used. b. Ensure the lifting hole is at the correct distance from the top of the steelwork i.e. 150mm for a 150mm throat depth shackle, 250mm for a 250mm throat depth shackle or 300mm for a 300mm throat depth shackle. * Incorrect hole placement in steelwork may cause shackle failure c. The lifting hole should be neatly drilled or punched and of a suitable size to suit the...

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GROUND RELEASE SHACKLE-9

08 2) Do not use the lifting shackles for pulling or extracting. 3) Ensure that the pin has gone through both sides of the shackle body - check indicator bar position prior to lifting. 4) Do not modify the lifting shackles or any part of the lifting apparatus. Keep the burning torch well clear! 5) Keep the plunger mechanism well lubricated. 6) Care should be taken to avoid the pull ropes getting snagged. 7) The angle between the two legs of the lifting strap, where applicable should not exceed 90°. 8) Ensure that all appropriate laws, bye-laws and regulations are complied with. 9) Always use...

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GROUND RELEASE SHACKLE-10

09 INSTALLATION DIAGRAM FITTING SHACKLE TO ‘U’ SHEET PILE Indicator bar out - Pin retracted - Do not lift! Hole position to suit diameter of appropriate shackle Slide throat of shackle over top of sheet pile Indicator bar in - flush with the barrel Safety pin in engaged position Align shackle pin with sheet pile lifting hole Release rope Place safety ring (the largest diameter ring) over the assembly barrel Ready to lift!

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GROUND RELEASE SHACKLE-11

RELEASE DIAGRAM FITTING SHACKLE TO ‘U’ SHEET PILE Release rope Pile correctly positioned 1. Whip the release rope away from the top of the pile 2. A firm pull on the release rope will retract the pin, the indicator bar will protude out Ratchet is now ready for next lift 10

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GROUND RELEASE SHACKLE-12

Before allowing operators to use the Shackle, it is important to ensure they have received basic training in lifting and control of heavy loads. It is strongly recommended that the following areas are covered: 1 Basic safety in lifting operations 2. Supervision during lifting operations 3. Detailed instruction on how the Euro Shackle operates 4. Safety Features of the Euro Shackle 5. Dangers and Mal-practices 6. Correct choice of Euro shackle for the job TRAINING 11

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GROUND RELEASE SHACKLE-13

The Shackle is manufactured from high quality material and assembled in a manner designed to offer long service with a minimum of maintenance. In order to preserve the product in this state, it is necessary to ensure that it is not mis-used or used for purposes outside its recommended use and to carry out regular inspection and servicing. The shackle body should be checked regularly for distortion arising from overload - if bent - bin. The pin should be checked for smooth travel and light oiling applied at moving surfaces. If the product does not operate perfectly, contact the manufacturer for...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.