Josh Griffiths

Career Highlights

Lotus apartments, Lane Cove – Structural Engineer

Josh was the lead structural engineer for this technically challenging 11 storey apartment block. The structural challenges included construction directly above the Lane Cove Tunnel; temporary and permanent support and retaining of Pacific Highway; steeply sloped site creating asymmetric basement shoring.

Frederickton to Eungai Pacific Highway Upgrade, Overbridges Design Leader

Josh was the design lead for overbridges on the 26km, $500million Pacific Highway project. Josh was also responsible for the structural design of the majority of these overbridges.

Hampden Suspension Bridge, Kangaroo Valley—Project Leader

Josh was the Project Leader and Lead Designer for the detailed design for the rehabilitation works Hampden Bridge. Josh designed all works for the rehabilitation of Australia’s oldest timber deck suspension bridge and provided construction stage services.

Career History

2016—Present
Griffiths Engineers Australia

2014—2016
Griffiths Engineers—Structural Engineer

2012—2014
Hyder—Bridges and Structures Engineer

2007—2012
Aurecon—Bridges and Structures Engineer

2005—2007 (part time)
Anvil Steel Systems – Project Management

Projects Summary

2016—Present
Structural Engineer—Griffiths Engineers Australia

Client: Prime Constructions
Structural design of the Switchyard Industrial Estate by Mirvac 300 Manchester Rd Auburn NSW

The project is located within Sydney’s premier industrial precinct. The site comprises of six prime grade unit style warehouse and distribution centres. Each building consists of warehouses and offices. The warehouses range in size from 8,000 m² to 14,615 m² with an approximate total area of 72,625 m². The development faced unprecedented challenges due to heavy rains and Covid 19. Josh has directed the design team, internal design checking of all structure, and design of slabs.

Client: FKG Construction
Structural design of the Grain Storage Facility, Lot 3, 39 Herron Rd, Kooragang NSW

Two 8,000 m² grain storage facilities, located on the difficult and extremely soft soils of Kooragang Island, Newcastle, NSW designed for 80kPa UDL silo storage loads. The team solved large ground settlements (-350mm) with a combination of CMC – Controlled Modulus Columns (by our friends at Menard Oceania) and vertically cambered sub-base to offset the predicted settlements. The grain is retained against precast panel walls at the sides and slopes up to an 11m height within each building. Josh directed this project from inception through to completion, conducting all preliminary design and checking all IFC designs.

Client: Prime Construction
Structural design of Lot 12 26-28 Nelson Rd Yennora NSW

Industrial building for Fife Capital occupying 28,000m2 in Yennora. The development features high performance VNA slabs and large 6,000m2 suspended mezzanine for industrial use. Purpose designed to accommodate Multigate. Josh was responsible for the structural design of the project.

Client: Prime Constructions
Structural design of 7 Sepia Rd Kemps Creek NSW

Two warehouses for Goodman, across 14,000m2 of internal area on a 32,000m2 corner block site. The building geometry followed the tapered alignment of the site. Our team designed the buildings. Josh conducted structural review of the

Client: Prime Projects
Structural design of Vulcan expansion for Mirvac at 1-47 Percival Rd Smithfield NSW

The project consisted of two expansion buildings from Vulcans original tenancy. The buildings are designed to accommodate the gantry crane useage of the tenant, and the floor slabs to accommodate their 30t axle forklift and 60kPa storage of steel coils. Josh designed the structural steel and slabs.

Client: Joss Group
Structural design of Lot 8 Knowle Rd Ettamogah NSW

The project (at time of completion) is the largest plastics recycling facility in Australia, for Circular Plastics Australia, the industrial building is purpose designed to accommodate the heavy useage of the site, including several 20m high chimneys, silos and mechanical plant. Josh was responsible for the structural design of the project.

Client: Arcadis
Independent review and certification of works at Davenport Substation, South Australia

Griffiths Engineers Australia was engaged by Arcadis to provide third party independent structural review and certification of works to the Davenport Substation in South Australia. Josh conducted the works which included access platforms, ladders, and surge arrestor masts.

Client: FDC Constructions (Vic)
500 Doherty Rd, Truganina, Vic – Independent structural review and design certification

Griffiths Engineers Australia was engaged to provide third part review and design certification of fibre reinforced concrete elements such as foundations and slabs on this $150M project for Coles in Victoria. Josh provided the independent analysis, review and certification to Regulation 126 of these elements.

Client: FDC Constructions (SA)
AJ Baker warehouse – 26 Cavan Rd Dry Creek, SA

Griffiths Engineers Australia was engaged to provide structural design and documentation of a new warehouse for AJ Baker in Adelaide. Josh was responsible for design and inspections on the project.

Client: Prime Constructions
Structural design of 149 McCredie Rd, Smithfield, NSW

Griffiths Engineers Australia designed and documented this development comprising 50,000m2 industrial warehousing. The project comprised two warehouses, each split into four tennancies, and incorporated one and two storey offices to each tenancy. Josh was responsible for structural design of the project, including management and construction phase services.

Client: Prime Projects
Structural design of 17 John Hines Ave, Minchinbury, NSW

Griffiths Engineers Australia designed and documented this development comprising 6,500m2 industrial warehousing. The project comprised warehouse, and two storey office. Additionally, it comprised an underground bridge, built to protect a Sydney Water sewer that traversed the site. Josh was responsible for structural design of the building and slabs, including management and construction phase services.

Client: Joss Group
Circular Plastics Australia – Albury / Ettamogah, NSW

Griffiths Engineers Australia designed and documented this facility which is the largest plastics recycling facility in Australia, at time of completion. Josh conducted the structural design, inspections, construction phase support and certification of the project.

Client: Prime Projects
Structural design of Building C 11-13 Lord St Botany

Griffiths Engineers Australia designed and documented this 3,000m2 industrial project at Dexus’ industrial park in Botany, NSW. The project comprised warehouse split into two tennancies, and incorporated two double storey offices. Josh was responsible for structural design of building and slabs, management and construction phase services of this project.

Client: Prime Constructions
Structural design of Building 4A, Melito Court, Prestons, NSW

Griffiths Engineers Australia designed and documented this 27,000m2 industrial project at Charter Halls’ industrial park in Prestons, NSW. The project comprised 25,000m² warehouse and two offices. The site included a flood storage path, which ran the length of the building and included suspended deck for truck access. Josh was responsible for structural design of building, flood path, and slabs, management and construction phase services of this project.

Client: Vaughan Constructions
Structural design of Building 1A and 1B, Worth St Chullora, NSW for Charter Hall

Griffiths Engineers Australia designed and documented this 6,000m2 industrial project at Charter Halls industrial park in Chullora. The project comprised two warehouses and two double storey offices. The site comprised very poor ground and asbestos contamination. Josh was responsible for structural design of buildings and slabs, management and checking of this project.

Client: Vaughan Constructions
Structural design of Building 4A and 4B, Worth St Chullora, NSW for Charter Hall

Griffiths Engineers Australia designed and documented this 10,000m2 industrial project at Charter Halls industrial park in Chullora, for Boral to tenant. The project comprised two warehouses and two offices, together with significant fitout requirements for Boral – including storage mezzanines, trowel wash, truck wash, and 15tonne internal gantry cranes. Josh was responsible for structural design of buildings and slabs, management and checking of this project.

Client: Prime Projects & Interiors
Structural design of 50 industrial units, McCredie St, Smithfield, NSW

Griffiths Engineers Australia designed and documented 50 industrial units in Smithfield. The self contained industrial development involved the construction of tilt-up concrete panel industrial units. The project also required the design of a 300m long underground culvert system for creek flows on the site. Josh was responsible for various structural designs, management and checking of this project.

Client: Prime Projects & Interiors
Structural design of new Cospak warehouse, Minto, NSW
Griffiths Engineers Australia designed and documented new Cospak warehouse 3 in Minto. Josh was responsible for the structural design and design management of this project.

Client: FDC
Auto Nexus, Erskine Park, NSW
Griffiths Engineers Australia was appointed by FDC to design and document new 10,000m2 warehouse for FDC to be used by Auto Nexus in Erskine Park. Josh was responsible for the checking of structural design and documentation on this project.

Client: FDC
AJ Baker Extension, Eastern Creek, NSW

Griffiths Engineers Australia was appointed by FDC to design and document new warehouse extension for FDC. Josh was responsible for the verification of structural design and documentation on this project.

Client: Smart Commercial Solar
Solar Car Port, Scone, NSW

Josh designed solar roofed car park in Scone NSW. The solar panels form the roof of the structure in a double sided glass, sealed from water entry between panels.

Client: JBA
Shell / Viva Petroleum Plant demobilisation, Rosehill, NSW

Josh was responsible for infrastructure assessment of existing brides for the demobilisation of heavy plant at this petroleum refinery. The vehicles intended had 23.2tonne axles and the cranes were 600 tonne cranes.

2014—2016
Structural Engineer—Griffiths Engineers Est. 1973

Client: Prime Constructions
Structural design of Building 2 (Miele) Calibre Industrial Estate, Eastern Creek, NSW

Griffiths Engineers was engaged to provide the structural design and documentation of this world class, five star Green Star 20,000m² warehouse for Mirvac. The building consists of large 20m long cantilevered awning to the warehouse loading docks and  architecturally impressive two story office.
Josh was responsible for all structural design on this entire project, including all slabs and structure.

Client: Sydney Markets
Tender and Detailed Design of 26m long pedestrian bridge and Two Storey long span Car Park with 24m high water tower (AUD 15 million), Flemington Station to Sydney Markets Car Park V

Griffiths Engineers provided initial tender design and final detailed design of this pedestrian bridge at Sydney Markets. The bridge is a 27m single span steel truss to provide access for pedestrians from Flemington Station to the Markets. The car park is approximately 90 x 55m and two stories high with very large column grids of approximately 18m x 13m. The car park has a 0.9MW roof mounted solar car port and future provision for a 24m high water tower containing 230,000L tank. Josh was responsible for all structural design on this project.

Client: Thiess
Independent Verification of access bridge on F2E Pacific Highway Upgrade.

Griffiths Engineers was engaged by Thiess (Leightons) to provide Independent Verification of access bridge on Frederickton to Eungai Pacific Highway Upgrade in accordance with AS5100 – Bridge Design Code. Josh was responsible for independent verification.

Client: Prime Constructions
LOTUS Apartments, Lane Cove NSW
Structural Engineer

LOTUS Apartment block is an 11 storey luxury apartment building situated in Lane Cove. Site complexities include – the structure being positioned directly above the Lane Cove Tunnel. Together with retaining Pacific Highway on one side, and neighbouring buildings on another side, but no retained earth on two other sides of the building – resulting in net lateral load to the building. Josh was responsible for detailed design of the 11 storey apartment building, and retaining walls.

Client: FDC Construction & Fitout
Pelican Artline Warehouse, Erskine Park (AUD 11 million)—Sydney, NSW
Structural Engineer

The “West Nest” project, to design and construct a new 20,000m² warehouse, production and distribution facility for Pelikan Artline was signed up by FDC Construction & Fitout. With a tight 6 month design and build to deliver timeframe, FDC engaged Griffiths Engineers to deliver an economical, practical, buildable portal frame building with offices. The project featured 110m span portals at 11.3m centres, with FFFL 50/30 super flat finished jointless fibre reinforced floor slab. Josh was responsible for delivery management site inspection and certification of the project.

Client: Prime Constructions
Al Faisal College, Auburn (AUD 10 million)—Sydney, NSW
Structural Engineer

Al Faisal College – Building D is a 6 storey school building in Auburn. This structure was won in a D&C capacity by Prime Constructions, who engaged Griffiths Engineers for our economic and speedy designs with thought through safety and pragmatic construction buildability. Josh was responsible for various components of structural design, including that of a 6m high tension structure to facilitate the netting requirements around roof level basketball courts. The structure exhibits tensegrity characteristics.

Client: PRP Imaging
Strengthening of Medical Imaging Centres (Hornsby and Adamstown) (AUD 1 million)—Sydney, NSW
Structural Engineer

PRP Imaging engaged Griffiths Engineers to conduct structural analysis to develop two existing buildings into Medical Imaging Centres with suitable capacity for MRI machines, of 5 and 8 tonne in mass. The analysis included investigation into damping slab vibration induced by the machines. Josh was responsible for the analysis and design of all structural works.

Client: NSW Public Works
Water Treatment Plant – Filtration Building (AUD 2 million)—Wagga Wagga, NSW
Structural Engineer

NSW Public Works engaged Griffiths Engineers to provide structural design and documentation of a new filter building. Josh is responsible for design, delivery management and certification of the structure.

2012—2014
Structural Engineer—Hyder Consulting

Client: Roads and Maritime Services (NSW)
Pacific Highway Upgrade, Frederickton to Eungai (AUD 500 million)—Mid North Coast, NSW
Structural Engineer

A Thiess MacMahon Joint Venture (TMJV) was selected as the preferred tenderer to deliver the design and construction of around 26 kilometres of upgrade of the Pacific Highway between Frederickton and Eungai as well as building a new interchange at Stuarts Point Road and installing safe, modern rest areas on both sides of the highway at Cooks Lane south of Barraganyatti. Josh was the lead design engineer of multiple overbridges on the project.

Client: Transport for NSW
North West Rail Link – Tunnels and Stations Civil Works (AUD 1.15 billion)—NSW, Australia
Structural Engineer

The North West Rail Link (NWRL) is a key priority railway transport infrastructure project that extends the rail network from Epping to Rouse Hill. The Tunnels and Stations Civil Works contract is a $1.15 billion contract for the design and construction of the 15.5 km of twin tunnels between Epping and Bella Vista, the excavation and temporary support for the new stations at Cherrybrook, Castle Hill, Hills Centre, Norwest and Bella Vista and of the service facilities at Epping and Cheltenham and associated utility relocations and civil works. Josh was a structural designer for underground train station retaining walls.

Client: Roads and Maritime Services (NSW)
Oxley Highway to Kempsey Pacific Highway Upgrade (AUD 1.1 billion)—NSW, Australia
Independent Verifier

Hyder (in a joint venture with SMEC) are responsible the concept design review and refinement for the full 37km of this Pacific Highway upgrade, and detailed design documentation for an early works package and the northern 14km Kundabung to Kempsey section. By working collaboratively with RMS and focusing on construction outcomes, functional improvements and cost savings were realised whilst maintaining consistency with the environmental approvals. Josh was an Independent Verifier of bridges and culvert structures.

Client: Roads and Maritime Services (NSW)
Pacific Highway Upgrade, Tintenbar to Ewingsdale (AUD 500 million)—Far North Coast, NSW
Bridge Design Engineer

In a D&C contract with Baulderstone, Hyder are responsible for the detailed design of this 17 km section of the Pacific Highway to divided motorway standard. Included in the design are six twin motorway bridges, two local road overbridges, three property access underpasses, parallel twin tunnels 340m long and up to 30 m high embankments and cuttings. Josh was the Design Engineer for the Broken Head Road over-bridge, a two lane, two span 77 m long super-t bridge on a 30 degree skew. The bridge was also host to a bicycle and pedestrian shared path with handrail and barrier inset lighting for safety, elegant tapered safety screens. Josh conducted structural design for the Access Road D overbridged, a two lane, two span 60 m long semi-integral abutment super-t bridge. Josh also produced and verified various structural designs for retaining structures and box culverts on the project.

2007—2012 —Aurecon

Client: Roads and Maritime Services (NSW)
Hampden Suspension Bridge (AUD 4 million)—Kangaroo Valley, NSW
Project Leader/Lead Designer

Josh was the Project Leader and Lead Designer for the detailed design for the rehabilitation works Hampden Bridge Suspension bridge, built in 1895, Hampden Bridge is the oldest surviving timber deck suspension bridge in Australia. Detailed Design involved design of: new replacement bearings, new precast abutments, rock anchors, new timber decking, removal of under-deck bracing, new bracing system, construction staging, and fatigue assessment. Design was conducted using LUSAS finite element analysis software and SpaceGass. This project was submitted for an Aurecon Award.

Client: Novo Rail
Lidcombe to Granville Corridor Upgrade Programme (LGCUP) (AUD 250 million)—Location, NSW
Design Manager / Civil Designer

Design Management of works for the approx $250 M capital works for rail upgrade from Lidcome to Granville, NSW. Management of multiple design disciples including Over Head Wiring Structures, High Voltage, Building Structures, Signalling and Civil Works. Management functions also consisted of Costing design packages, Fee forecasting, and Programming works, over 4 months at Novo Rail.Josh was responsible for the design of Under Line Crossings (ULX) and Combined Services Route (CSR)

Client: Lend Lease
Darling Walk Pedestrian Bridge (AUD 5 million)—Darling Harbour, NSW
Bridge Verification

This project involved the modification to a pedestrian bridge from Bathurst Street into a new development in Darling Harbour. The project required modification to the bridge spans to re-align with the new building development. The modifications resulted in global instability of the structure and the major part of the scope was to stabilise the structure at all stages of construction and in the permanent condition. The structure was analysed in LUSAS finite elements were used to design for plate stresses in the box girder and stiffeners. Compression only contact elements were used to model bearing behaviours.

Client: TrackStar Alliance
Sandy Creek Bridges (AUD 4 million)—Richlands, QLD
Lead Bridge Designer

Leader Design Engineer for the Concept and Detailed Designs of two bridges over Sandy Creek in Brisbane, as part of the TrackStar Alliance. TrackStar is an alliance between QueenslandRail, Aurecon, Aecom, Thies and United Group. The $475 million dollar alliance is providing a rail corridor from Richlands to Springfield, and a duplication of part of the Centenary Motorway for Traffic and Main Roads.

Client: TrackStar Alliance
Sign Support Structures (AUD 1 million)—Centenary Motorway, QLD
Lead Structural Designer

Leader Design Engineer for the Detailed Designs of all Sign Support Structures along the Centenary Motorway duplication between Richlands and Springfield in Brisbane, as part of the TrackStar Alliance.

Client: RailCorp
Cockle Creek Bridge (AUD 4 million)—Cockle Creek, NSW
Project Leader

Project Leader for the Strategic Concept Designs at Cockle Creek Bridge. Concept Designs were developed to find the preferred option to either rehabilitate or replace the existing 90 m long steel through truss underbridge. The options were assessed using a Benefit Cost Analysis to NSW Treasury Guidelines to identify the optimum solution.

Client: SACL
RESA 025 (AUD 100 million)— Sydney Airport, NSW
Bridge Engineer

The project was the Winner of Engineers Australia – Engineering Excellence 2010 – Sydney Division Infrastructure Projects.

The Runway End Safety Area – Runway 025 (RESA 025) project spans the M5 East Tunnel and Sydneys largest sewer culvert (SWSOOS), the RESA was constructed on a series of landbridges making it Australia’s first suspended concrete RESA deck. The deck is 8,100 m2 on raked concrete designed to enhance aircraft deceleration and to support emergency vehicles. Josh was involved in many aspects of the RESA structural design including: SWSOOS Landbridge – The SWSOOS Landbridge is three simply supported precast prestressed plank bridge spans within the Runway End Safety Area (RESA) at Sydney Airport. Design Loads were based on the emergency landing of an A380-Freight aeroplane, Nose gear loads of 1,245kN ultimate. Design Software utilised included LUSAS, SAM and SpaceGass. Josh was involved in the design of precast prestressed girders for three precast plank bridge spans. Design of deck slabs. And numerous other structural aspects of the project.

Client: Novo Rail
Station Road Overbridge (AUD 10 million)— Auburn, NSW
Bridge Engineer

As one of only 2 accesses to Auburn over the railway line, the old Auburn Station Road Bridge needed to be replaced with a combined 4-lane road and 2-way pedestrian walkway and dedicated services route. The single 31 m span steel composite trough girder bridge replaced an existing two span two lane bridge. The heaviest of girder unit weighed just less than 100 tonne and comprised steel trough girders onto which a concrete deck slab had previously been constructed. The remaining girders, comprising only the steel trough units were placed in a separate weekend track possession, and the deck slab was cast in situ. A crucial portion of the design and verification was to ensure final girder deflections of the propped and un-propped girders were equal. Josh was responsible for: Structural verification of the 31 m single span four traffic lane bridge, with two pedestrian walkways. The bridge is designed as eight steel trough girders with a composite concrete deck slab.  The analysis for structural verification was conducted in LUSAS Bridge Plus. And numerous other structural aspects of the project.

Client: Brisbane CityWorks
Jindalee Bikeway and Pedestrian Bridge (AUD 5 million)— Brisbane, QLD
Quality Auditor

The Jindalee Cycle and Pedestrian Bridge is a 52 m long single span Aluminium truss arch bridge, weighing 34 tonnes including fencing. The bridge at time of construction is the longest aluminium bridge in Australia.

Josh was responsible for the Quality Assurance of the fabrication of the aluminium bridge, including assessment of Inspection and Test Plans, QA documentation and material certification. Witnessing and monitoring of fabrication including cutting, holing and welding members and plates. Weld quality inspection and testing, including weld rectification procedure. Aluminium coating requirements and specifications, and Client interface.

Client: Australian Turf Club
Warwick Farm Equine Tunnel (AUD 6 million)—Warwick Farm Racecourse, NSW
Assistant Project Manager

The project involved the construction of 110m long horse tunnel at Warwick Farm Racecourse for the Australian Jockey Club (ATC), ahead of the Pope arriving in Sydney for World Youth Day at Randwick Race course. Josh was responsible for design management, quantity surveying, site inspections, defect inspections, working on proposal and tender documentation.