BELL JOHNSON

Brian Bell Page 1 February 2015

BRIAN C BELL MA, MSc, DIC, CEng, FICE, FIStructEBRIAN C BELL MA, MSc, DIC, CEng, FICE, FIStructEBRIAN C BELL MA, MSc, DIC, CEng, FICE, FIStructEBRIAN C BELL MA, MSc, DIC, CEng, FICE, FIStructE

MA, Engineering Science, Worcester College, Oxford University

MSc, Concrete Structures, Imperial College, University of London

Diploma of Imperial College

Fellow of the Institution of Civil Engineers

Fellow of the Institution of Structural Engineers

Past Member of SCOSS, BGA, CNISF & IBSG

Year of Birth 1946

Present Position Director, Bell Johnson (retired)

SUMMARYSUMMARYSUMMARYSUMMARY

Designs for Contractors, particularly for projects with unusual aspects. Value Engineering and

alternative permanent works designs. Segmental bridges, shafts & cut-and-cover tunnels.

Temporary works designs including gantries and cofferdams. Maritime structures, including

quays, jetties, pump houses, submarine pipelines, floating caissons. Pre-stressed, RC and welding

technology. Safety in construction, method statements. Expert witness & advice. Training.

EXPERIENCEEXPERIENCEEXPERIENCEEXPERIENCE

2010 to date BELL JOHNSON: BELL JOHNSON: BELL JOHNSON: BELL JOHNSON: Director

Started company with Barry Johnson in July 2010.

Deep excavations Advice to C136 Main Design Contractor (URS/Aecom) on

Crossrail Farringdon Station for 4 shafts up to 40m deep,

including construction sequence and strutting design;

development of precedence network to extend X-drives for

platform pre-boring; mitigation measures for Lindsey St Bridge.

Advice to BFK for tender for C430 Crossrail Paddington Station.

Advice to Benaim (China) re C810B top-down propping in

Kowloon reclamation. Advice to O’Keefe Construction for

Crossrail Woolwich Arsenal Station. Advice to Mott MacDonald

regarding under-lake crossing and under-station tunnels for deep

station at Luzern, Switzerland.

1999 to 2010 BRIAN BELL ASSOCIATES:BRIAN BELL ASSOCIATES:BRIAN BELL ASSOCIATES:BRIAN BELL ASSOCIATES: Director Started company in November 1999.

Expert witness & Expert advice 45- and 35- storey tower blocks (Singapore), quay wall failures

(sheet piled, Australia, and jet-grouted, Southampton, UK), failed

spun concrete piling for jetty (Malaysia), collapsed falsework

(UK), excavation collapses (UK & Nicoll Highway, Singapore),

leaking tunnel (UK), basement (UK), offshore structure (UK),

steel fabrication (Malaysia) and Public Inquiry for LUL (UK).

Bridges

Detailed Value Engineered design of an integral composite bridge

for a six-lane motorway in Ireland of over 45° of skew, the deck

originally to be pre-cast off-site.

Design and method statements for demolition of a pre-stressed

footbridge over the live Airport Railway, Nam Cheong Station,

Hong Kong.

Detailed design of temporary bridge at Sudbury to permit the

demolition and reconstruction of a bridge over the River Stour,

the bridge sliding sideways for access to the work below.

BELL JOHNSON

Brian Bell Page 2 February 2015

Brian Bell Associates (continued)

Foundations Feasibility study for basement and foundations for 13 body

presses each weighing up to 500 tonnes for Jaguar Cars Ltd.

Advice to Consultant for the underpinning of structures at the

Victoria Station Upgrade for London Underground.

Retaining walls Design of several temporary cofferdams.

Falsework

Outline design and review of completed design of a 500 tonne

capacity falsework for insitu beams over five live rail tracks at

Sentral Station, Kuala Lumpur.

Advice on design of precast shells and fenders for submerged pile

caps at Batang Rajang Bridge, Malaysia.

Design of falsework for casting seven dolphins of up to 350

tonnes weight for the ABP Ro-Ro Terminal at Troon, Scotland.

Quay wall temporary works for Port Oriel, Ireland and Pointhouse

Quay, Glasgow.

Independent check of contractor’s design for method of lowering

and connecting three sets of 2,500 tonne pile caps, cast above

fast-flowing river 33m deep, each to 6 no. 2m diameter piles

16m below water level at Bhairab Bridge, Bangladesh.

Design of 4 dolphins of 1,000 tonne capacity to support a 100m

span bowstring bridge, Toome By-pass, NI, during construction.

Gantries

Preliminary design of a launched underslung gantry for casting

82m span concrete box girders for M2 Widening at Medway.

Assistance in the design of 1,000 tonne capacity segment erection

gantry system for Runyang Suspension Bridge, Yangtse, the

unloaded gantries “walking” up the suspension cables.

Cut-and-cover structures Assistance to Consultant for Civil Design – Dubai Metro – Underground structures (4

stations, 3 bored tunnels, 2 cut-and-cover tunnels and ramps, 3 ventilation shafts.)

Intake structures Design of stop logs and intake housings for two dams in Vietnam.

Independent Reviews Specialist reviews of bridge, temporary works and foundation.

Dynamics Investigation of natural frequencies of floors of laboratory in Harlow with sensitive

equipment.

Review of response of pharmaceutical laboratories in Ethiopia and Southampton to

vibrations, with foundation advice.

Submarine pipeline Tender method statements for 1.4 km pipeline off Libya, bottom-towed for 3.7 km.

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Brian Bell Page 3 February 2015

1988 to 1999 ROBERT BENAIM & ASSOCIATES:ROBERT BENAIM & ASSOCIATES:ROBERT BENAIM & ASSOCIATES:ROBERT BENAIM & ASSOCIATES: Director Responsible for Health and Safety and for IT; Supervising Civil Engineer for ICE.

Permanent viaducts Detailed design of 21 km of elevated Mass Transit System in Bangkok with 23 stations

for design and construct tender, including detailed alignment of track, crossovers, etc.,

in precast segmental construction erected by gantry. Construction technology advice.

Temporary bridge Design of temporary rail u/bridge for single track main BR line on Shrewsbury By-pass.

Bridge launching Assistance to RBA (Asia) in incremental launching system for 4 no. 12,500 tonnes

side spans for Kap Shui Mun Bridge, Hong Kong.

Erection gantries

Design of launched steel gantry to erect of glued segmental bridges

(spans 20m to 38m) for Jabotabek Railway Viaduct, Jakarta.

Design of overhead gantry for the erection of bridge deck span-by-

span (600 tonne segments) and casting yard equipment for 12

km length of GSZ Superhighway, China.

Design of 320 tonne gantry to load out caissons for Shajiao C

Power Station, China, with 23m under the hook.

Design of self-launching deck erection gantry for five precast

segmental bridges of the Route 3, Country Park Section, Hong

Kong: spans up to 36m, segment weights up to 60t.

Independent check of two types (36m and

63m spans) of underslung articulating gantries

for the erection of precast segmental decks in

Kuala Lumpur.

Maritime temporary works

Construction and method of strengthening for sea voyage of

70,000 tonne concrete floating dock (tender).

Design of three cylindrical templates each with 4 jack-up spuds for

the on-shore pre-fabrication of 72 no. 22m diameter straight web

sheet pile caissons up to 27m long, at Freeport Container

Terminal II, Marsaxlokk, Malta, placed by 1,000 tonne crane

barge.

Cut and cover stations

Tender design for contracts C705, C706 and C708, for

Singapore North East Line.

Lead Consultant for the full design of Contract C705, Singapore

NEL, comprising two Civil Defence stations and a Crossover, built

by the “semi-top-down” cut-and-cover technique, and 1.8 km of

twin bored tunnel. Co-ordination of eight sub-consultants.

BELL JOHNSON

Brian Bell Page 4 February 2015

Robert Benaim and Associates (continued)

Cut and cover tunnels

Design of deep tunnels for Central Expressway, Singapore (CTE

II), including a buried interchange with five slip roads, passage

under Singapore River and construction method and temporary

supports for Stamford Canal maintained over the tunnel.

Design of 500m long underwater Limehouse Basin section of

Limehouse Link tunnel.

Design of Value Engineering measures for remainder of tunnel at

Limehouse Link, to reduce reinforcement used (in original design

by others) by 12,000 tonnes and to accelerate construction.

Design of temporary propping to East India Dock tunnel and

alternative design for support of Grade II listed Dock Wall over

tunnel.

Design of 1,000m long 4-cell tunnel for MTRC, Hong Kong, for

contract C504 (Kowloon to Tai Kok Tsui Tunnels) as Lead

Consultant in Benaim-Meinhardt-Works (BMW) Joint Venture,

constructed in sheet piled excavation in reclamation, including

innovative hydraulic surcharge technique to accelerate

consolidation. Built for one third of original budget.

Alternative design of 800m long Fore St Underpass on North

Circular Road, London, 400m in cut-and-cover tunnel.

Alternative design of 180m Green Man Tunnel underpass on

A12 Hackney-M11 Link.

Tunnelling mitigation measures Design of strengthening works to brick piers outside Waterloo

Station for JLE tunnelling.

Retaining walls Value Engineering alternative design of 360m long underpass at

Wychtree, Swansea, including re-alignment of carriageway.

Cofferdams

Category III check of sheet and tubular piled cofferdam, for

underwater Limehouse Basin section of Limehouse Link cut and

cover tunnel; alignment details at interchanges; strutting setting-

out throughout; advice on construction methods.

Design of sheet piled cofferdam for construction of underpass at

Wychtree, Swansea.

Design of 800m of sheet piled temporary works cofferdams for

Douglas Pumping Station, Isle of Man, including methods of

excavation involving underwater tremie concrete.

Temporary structures Total enclosure system for Ugley Landfill Site near Stansted

Airport: netting 120m x 80m clear on 26m high masts, to

exclude sea-gulls: 20 year life.

Advice on caisson sinking.

1976 - 1988 FRENCH KIER CONSTRUCTION LTD, ENGINEERING DEPT:FRENCH KIER CONSTRUCTION LTD, ENGINEERING DEPT:FRENCH KIER CONSTRUCTION LTD, ENGINEERING DEPT:FRENCH KIER CONSTRUCTION LTD, ENGINEERING DEPT:

Senior Project Engineer Co-ordination of computer usage within Department on mini and micro-

computers.

BELL JOHNSON

Brian Bell Page 5 February 2015

French Kier Construction Ltd (continued)

Cut-and-cover stations Responsible for structural principles and detailed design of three deep stations in

Nathan Road for MRT, Hong Kong, built top-down using steel box columns and

hand-dug caissons.

Pump houses

Sea-water intake and outfall, Aqaba, Jordan.

Castle Peak B Power Station C.W. intake cofferdam and outfall submerged tube

tunnel, Hong Kong.

Tai Mei Tuk B Pumping Station, Plover Cover, Hong Kong.

Submarine pipelines

Gas line crossing Walney Channel, Morecambe Field (914mm dia x 4.2 km).

Long sea outfall, Tondo, Philippines (1800mm dia x 2.0 km).

Long sea outfall, Clacton, East Anglia (1200mm dia x 1.0 km).

Long sea outfall, Mundesley, East Anglia (600mm dia HDPE x 1.5 km).

Design and construction of three submarine acoustic ranges for Ministry of

Defence.

Quays and jetties Umm Qasr Quay, Iraq.

Baxter Fell Jetty, Thames.

Tringen II Ammonia Loading Jetty, Trinidad (design and construct.)

Material handling Coal processing plant, Newfields, UK.

Crushing plant, Ma On Shan, Hong Kong.

Specialised plant

HORSE TRIALS, UK

Design and construction of:

300 tonne linear winch;

Two hydraulic underwater 40 tonne pipelaying “horses” for Jebel

Ali Cooling Water Intakes, Dubai;

Three maintenance gantries under Barlow’s roof, St Pancras

Station;

Six maintenance gantries under Neath and Briton Ferry Viaducts,

South Wales.

Submerged tube tunnels Design of temporary works, and alternative designs of permanent

works, for Tenders, including Conwy Submerged Tube Tunnel

(J.V. with Sir Robert McAlpine).

Buildability Advice to Kier Management for construction of One America

Square, over Fenchurch Street British Rail Station: transfer

structure, revised crash deck, piles below arches.

1975 – 1976 IMPERIAL COLLEGE, UNIVERSITY OF LONDON IMPERIAL COLLEGE, UNIVERSITY OF LONDON IMPERIAL COLLEGE, UNIVERSITY OF LONDON IMPERIAL COLLEGE, UNIVERSITY OF LONDON

MSc, DIC in Concrete Structures and Technology.

BELL JOHNSON

Brian Bell Page 6 February 2015

1974 – 1975 OVEOVEOVEOVE ARUP & PARTNERS, NIGERIAARUP & PARTNERS, NIGERIAARUP & PARTNERS, NIGERIAARUP & PARTNERS, NIGERIA

Design and supervision on site of pre-fabricated school buildings (steel), hospital and

banks (RC). In charge of Kano vehicle fleet.

1968 – 1974 OVE ARUP & PARTNERS, LONDONOVE ARUP & PARTNERS, LONDONOVE ARUP & PARTNERS, LONDONOVE ARUP & PARTNERS, LONDON

Design of multi-storey concrete structures, with architects. Retaining walls and

basements (RC), offices, hospitals, housing, community works. Schemes in space

frames, timber, geodetic domes, pier restoration, tension structures.

LECTURES Annual lecture since 1993 on MSc/DIC Concrete Structures and Technology

course at Imperial College on "Temporary Works".

Annual lecture 1995-2002 on undergraduate Engineering Science course at

Cambridge University on "Design of Sheet Piled Quay Walls".

One-day course “Concepts and Design of Temporary Works for Civil Engineering

Projects”, Institution of Engineers’ Academy, Singapore, June 2006.

PAPERS

“Design and Construction of Clacton Long Sea Outfall”: Lisbon International

Symposium on Coastal Discharges.

Proc ICE (Maritime Section) paper “Limehouse Link Cut and Cover Tunnel - Design

and Construction through Limehouse Basin”. Winner of Reed and Mallik Prize

1996.

“Semi-top-down construction”, International Conference on Underground

Structures ICTUS 2000, Singapore, November 2000.

“A comparison of semi top down and top down methods for the construction of

cut-and-cover tunnels”, International Conference on Underground Construction

2003, London, September 2003.

“An integral composite bridge of high skew”, Proc ICE, Bridge Engineering 156,

December 2003, Issue BE4, Paper P13425, pp 191-198.

“Nicoll Highway Collapse: some structural observations: Part 2: soil retention

system”, International Conference on Deep Excavations, Singapore, June 2006.

“Enhanced ground bearing under reinforced soil abutments”, The Structural

Engineer, Vol. 85, No. 5, 6 March 2007.

COMMITTEES Representative for FCEC on BS Technical Committee CSB/- Civil Engineering and

Building Structures Committee (1988-1989).

Member of SCOSS (Standing Committee on Structural Safety), 2008 to 2017.

Member of BGA working group on “EC7 & numerical methods in design”.

Founding Trustee of Institution of Structural Engineers’ Executive Board, 2004-05.

Director of IStructE Ltd 2004 to 2010.

Institution of Structural Engineers’ committees:

Past Chairman of Committee of IStructE, Bedfordshire and Adjoining Counties

Branch (2003-05)

Past Vice-chairman of Engineering Practice Committee

Member of editorial panel for IStructE’s “Design and Construction of Deep

Basements including cut-and-cover tunnels”

Chairman of task group on “Appraisal of Existing Structures”, 3rd edition

Member of task group on “Health and Safety Competence”.

Member of task group on “Manual of design to EC7 (BS EN 1997)”