AGM and Technical Talk: Precast Concrete Hyperbolic Paraboloid Roof Shells

Thu Nov 18 2021 at 06:30 pm to 09:30 pm

Bristol University School of Chemistry | Bristol

IStructE - Western Counties
Publisher/HostIStructE - Western Counties
AGM and Technical Talk: Precast Concrete Hyperbolic Paraboloid Roof Shells
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A technical talk on the history of these structures and their future demolition.
About this Event

Date: Thursday 18th November 2021

This talk will take place in person at the Bristol University Campus. Bristol University are asking all students and visitors to wear a mask indoors on campus.

Time: 6.30pm start

Tea, coffee, soft drinks and biscuits will be available before the event from 6.00pm.

Location: Chemistry lecture room LT1

School of Chemistry, University of Bristol, Cantock's Close, Bristol, BS8 1TS

To find the entrance - go to end of Cantocks Close behind Engineering (What 3 words ///winks.pest.quick) and turn right (assuming you are standing with the road behind you). The entrance will be ahead of you. If coming from Engineering on University walk, go down the wide steps at the end of the building, then down another set of steps to get below the terrace, turn left at the bottom and entrance will be straight ahead.

The talk will be preceded by the Western Counties Regional Group 2021 AGM.

The technical talk will cover Precast Concrete Hyperbolic Paraboloid Roof Shells 20m span, 2.44m wide, 60mm thick and also an introduction to the 80m span patented Silberkhul Northlight steel / concrete tied arch.

They were patented in the UK in1957, but ceased to be manufactured in 1984. There are many buildings with roofs of this type in the UK and abroad which are nearing the end of their design life, such that they may require refurbishment or demolition.

As there are few people alive with comprehensive knowledge of this form of construction and little, if any archived information, this presentation will prove invaluable to those appointed to advise about such roofs in the future.

Of interest to or relevant to, Structural/Civil Engineers, surveyors, builders, architects, architectural technologists, demolition engineers, their related trainees and universities.

About the speaker:- Martin Ashmead CEng, FIStructE, FICE, MRICS

He was involved with Shell roofs, many of the supporting structures and foundations from 1962 to 1984.

Martin Ashmead has been a stalwart of the Western Counties Region Group Committee for 51 years, being awarded the accolades of, Life Regional Group Membership in 2001, the IStructE Centenary Service Award 2009 and the IStructE Lifetime Achievement Award 2021. Also many lecture awards including the IStructE Sir Arnold Waters Medal 2017.

He has a wide range of knowledge and experience based on 35 years in industry and private practice, then 15 years in Bristol City Council Building Control Department as Principal Structural Engineer and Public Protection Manager & Dangerous Structures Proper Officer. He retired in 2008, but is still enthusiastically involved with the local committee, teaching and contributing to the Institution of Structural Engineer’s Magazine.

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Event Venue & Nearby Stays

Bristol University School of Chemistry, Cantocks Close, Bristol, United Kingdom

Tickets

USD 0.00

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