AsphaltProfessional JOURNAL OF THE INSTITUTE OF ASPHALT TECHNOLOGY No 61 • SEPTEMBER 2014 National Conference Report 2014 Scottish welcome is a huge success www.instituteofasphalt.org www.nynas.com For your toughest challenges Talk to us about Nynas Endura If you are challenged to design an asphalt solution that can handle the toughest circumstances, bring that challenge to us. We will show you how we have applied our toughest binder, Nynas Endura, to challenges all over Europe and fi nd the right design for your needs. Want to know more? Visit nynas.com/endura DOCKS AIRPORTS RACETRACKS ANY HEAVY TRAFFIC AREA No 61 • SEPTEMBER 2014 Contents Professional 4 PRESIDENT’S VIEW Asphalt 5 INSTITUTE UPDATE 6 EVENTS Brrrr… Welcome to the September issue of Asphalt Professional – sadly it denotes the 8 INSTITUTE NEWS end of the summer holidays and the beginning of colder and darker nights. On East Midlands, Western, South East, Scottish, North East & Northern Ireland Branches a brighter note, now is the start of a brand new season of brilliant IAT Branch technical and social events – time to dust off the black ties and ball gowns! 19 NATIONAL CONFERENCE REPORT St Andrews, June 2014 Check out the enormous list of forthcoming events on page 6 - our branches have put 31 IAT GOLDEN AWARD in great efforts to provide a wide range of events. Calling all Final Year Students This issue brings you a full round up of IAT activities since April – mainly the enormously 32 TECHNICAL PAPER successful National Conference in Scotland. Neil Anderson has provided a detailed run Benninghoven’s Next Generation Recycling down of the training day and conference speaker’s presentations, ensuring that if you 34 COMMITTEE REPORT didn’t make it to St Andrews, you can’t fail to be enthralled by the array of topics and Report on Activities of B/510/1 Asphalt plethora of information provided – thank you Neil. Aside from the obvious technical Products, TC227/WG1/TG3 Asphalt Product content of the event, I will always remember being piped into dinner, standing in the Standards and TC227/WG1 Bituminous Mixtures warm evening sunshine with a glass of champagne in my hand – only in Scotland! 36 ASPHALT STANDARDS UPDATE Huge congratulations to the Scottish Branch for such a memorable two days. In addition to the conference report, we provide updates on many of the technical 38 COMMITTEE REPORT committees that have met recently, case studies on asphalt plant, TWO personal Notes on B510/2 Surface Treatments profi les, the inimitable Bolden Nuggets and a very interesting and thought 40 ASPHALT EXCHANGE provoking set of letters to the Editor, prompted by Jeff Farrington’s letter in the April issue. I am so pleased that we are starting to provoke debate and discussion 44 ASPHALT PEOPLE around subjects that are important to our members – keep the debate going or Helen Bailey & Frank Midwinter spark up a new one – Asphalt Exchange is YOUR soapbox. 46 BOLDEN NUGGETS Our next issue in November 2014 will be focussing on Recycling 47 ASPHALT AMUSEMENT Copy date is 15th October 2014. If you want to submit a technical paper, please ensure we have this during September so it can be properly reviewed by our technical panel. We are also looking for ‘A Day in the Life of….’ contributions for autumn 2014 from the whole range of asphalt people – from the Rake Hand to the Plant Operator, Front Cover: from the Health & Safety Advisor to the Technical Manager, from the Paver Forth Replacement Crossing Operator to the Laboratory Technician and everything in between. If you would with kind permission from Transport Scotland like to contribute, give me a ring or drop me an email – we want to include every asphalt job. Please contact us if you would like to contribute your thoughts, images, reports, technical papers or have a © 2014 Institute of Asphalt Technology No material in this issue may be reproduced in any form product you would like to advertise – email address, except by permission in writing from the Institute Secretary. Contributors express their personal and professional opinions as always, is [email protected] in this publication and their views are not necessarily those of the Institute of Asphalt Technology. Happy reading! Designed by Sharon Levett • [email protected] Pippa Birch Editor www.instituteofasphalt.org The Institute of Asphalt Technology President Arthur Hannah, FIAT PO BOX 17399 • Edinburgh • EH12 1FR Vice President Geraldine Walsh, FIAT tel 01506 238 397 Editor Pippa Birch, MIAT email [email protected] Business & Development Manager Russell Hunter website www.instituteofasphalt.org Hon Treasurer Ray Wood, MIAT ISSN 1479-6341 Secretary Michael Atkinson, FIAT INSTITUTEPRESIDENT’S NEWS VIEW President’s View glorious weather. The conference itself decided last year that it should come was very well attended and was entitled through the local branches who would know ‘Bridging the Gap’ covering subjects from the best candidates in their area. If you warm mix asphalt through gussaphalt, know anyone who may be deserving of one CE marking, laser controls and crack and of these awards then please get in touch seat technology. My thanks go to all the with your local chairman. He should be able speakers for their excellent presentations to explain the criteria for each award and and to the audience for their participation put forward the most deserving candidates in the question sessions which generated for his branch area. We are currently looking much discussion, a good sign for any for candidates to be put forward to the conference. September Council meeting for approval. Arthur Hannah FIAT Also on the education front the enrolment President IAT We have come on a long for the Derby University Diploma in Asphalt way over the last few years Technology course is underway at the and now there is a degree moment with the course starting at the in asphalt technology - who end of September. This is an excellent opportunity to get a recognised diploma would have thought that from a university in the core of our industry, 20 years ago? asphalt technology. There is now the chance to advance this even further and take it onto If you missed this year’s conference and to a degree for those who want to go that want to make sure that you get there far. We have come on a long way over the in 2015 then get the date in your diary last few years and now there is a degree now. The Golf day, Presidents dinner and in asphalt technology – who would have Conference will be held on Wednesday 17th thought that 20 years ago? I have just returned from our National and Thursday 18th June 2015 at Oulton Hall Conference held in Scotland for the fi rst Those that have been on the course over near Leeds and is being organised by the time at St Andrews. The Scottish branch the past few years have all rated it well. Pennines branch. The theme and further did a wonderful job in organising the Golf The beauty is that it is done mostly at home details are in the process of being decided day, President’s Dinner and the Conference with several tutorials during the year. This and will appear on the website in the not itself and even threw a training day in allows you to work at your pace and you too distant future along with the facility to for good measure. I am sure that those will have ready access to the tutors for make a booking. I am sure it will be another of you who attended will join with me help, as well as colleagues at work. If you event not to be missed. in congratulating Andrew Bird and his are interested then contact Tony Stock, the team from the Scottish branch on such a The Institute has for a long time proposed details are on the website and speak to wonderful occasion. They even managed candidates to the Worshipful Company your employer about sponsoring you, they to organise perfect weather for the two of Paviors for the awards of Apprentice, will also get the benefi t from your further days which made the golf a real joy. The Journeyman and Master Pavior. The principle education. Most of the employers will allow start to the Presidents Dinner was also of these awards is to promote the industry some study time during the working week different with the guests being piped onto and award suitable candidates who are so all of the work may not have to be done the coaches and then a pipe band playing working through the traditional way from in your own time. But even if it is think of outside the venue while we enjoyed the tools upwards. In the past the names the benefi t and satisfaction of obtaining a champagne reception, again in the have come through Council but it was either the diploma or the degree. 4 Asphalt Professional • September 2014 www.instituteofasphalt.org INSTITUTE UPDATE Institute Update – September 2014 I hope you have all enjoyed the great is in safe hands and very much look forward summer weather and have had the to that event. opportunity to recharge your batteries. As you will no doubt read elsewhere We were delighted to attend the Hillhead in this issue, the conference took show in June. We shared a stand with the place in June and was a great success. IOQ and University of Derby. The event was Congratulations to all involved in the very busy and, for once, the weather was planning and execution of the event.