
Cobar Ward Oval Pavilion
The Cobar Ward Oval Pavilion is a multipurpose hall part of the Cobar Ward Precinct Masterplan, designed by DunnHillam Architects to significantly enhance communal facilities located within the precinct.
The single-storey building is located centrally on the northern edge of the existing sports oval, and features a large, flexible multipurpose hall, a commercial kitchen, bar, canteen, public bathrooms and change rooms suitable for hosting various sports and community events. Designed to reflect the scale and charm of Cobar, it brings the community together by providing a venue for the annual Cobar Show and various sports and community events throughout the year from little athletics to regional conferences.

Artspace Woolloomooloo
This project involved the adaptive re-use of the heritage The Gunnery building for Artspace, providing a completely revitalised multi-platform contemporary art centre. The transformed facility will support the function of Artspace as one of the leading institutions for the production and presentation of contemporary art in the Asia Pacific. All three floors of The Gunnery building were carefully restored to deliver expanded gallery spaces over three floors, a sound-proofed 250sqm multipurpose performance space, an accessible archive, offices, resident artist studios, and new facilities for learning, performance and public programs. JHA provided multidisciplinary building services for this project. Images: Artspace
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Allan Border Oval Pavilion
JHA was part of the project team that recently delivered the new contemporary pavilion and grandstand at Allan Border Oval for Mosman Council.
This project involved replacing the existing outdated facility with a new 2-storey pavilion building and grandstand equipped with inclusive and accessible public amenities, function areas, canteen, and outdoor BBQ facilities to act as a modern sporting venue for the local community.

Chaucer Residence
The Chaucer Residence is a striking example of aspirational modern living within a vibrant inner city suburban community. JHA provided Hydraulic & Civic/Stormwater services for this architecturally designed renovation and extension of the Federation home in St Kilda. The diversity of spaces and accommodation of extensive and complex programmes required a meticulous approach to detail and layout of the services.

Edmondson Park Public School
Edmondson Park Public School is a new purpose-built facility for School Infrastructure NSW (SINSW) that will accommodate up to 1,000 primary school students and 40 preschool students. The school is one of the very first public schools in Australia to achieve a 6-Star Green Star rating. JHA provided multidisciplinary engineering services for the world-class new school. JHA

185 Wharf Street
185 Wharf Street is a 36 storey premium grade residential tower project, being developed by Cbus Property. The project features a mixed of generously sized 2, 3, and 4 bedroom apartments coupled with communal facilities such a WFH Room, Lounge, Spa, Sauna, Gym, and Private Dining areas. JHA is undertaking the mechanical, electrical, hydraulic, fire, vertical transport, and high voltage services for this landmark project. JHA

Novus on Albert
Located in Chatswood CBD at 763-769 Pacific Highway, Chatswood, Novus on Albert will be a 27-storey purpose-designed build-to-rent tower consisting of circa 198 premium apartments, basement car parking, ground floor retail tenancies and communal amenities. JHA has been engaged by Novus to provide multidisciplinary building services for this project, which is targeting 7-star NatHERS rating and 5-star Green Star certification. JHA

Cobar Museum & Visitor Centre
Engaged by Dunn & Hillam Architects, JHA provided multidisciplinary building services for this award-winning restoration project that completely revived the rundown heritage building into a culturally significant museum that explores the history of the mining town of Cobar. The museum seamlessly integrates indoor and outdoor spaces with the exhibition starting outside along the new accessible entry ramp, through the building’s nine ground-floor rooms, and out into the landscaped outdoor space. Sitting atop on the first floor is flexible space mainly used for archived material. Images: Dunn & Hillam Architects. JHA

NSW Ambulance Operations
Adaptive fitout of an existing commercial building into a new headquarters/ centralised operations centre for NSW Ambulance. The new operations centre integrates critical emergency operations facilities including the Triple Zero (000) call centre, Sydney Control Centre, Ambulance Emergency Operations Centre, Aeromedical Control Centre, and Virtual Clinical Care Centre. The facility will also provide contemporary corporate, education and training spaces. As one of the state’s most critical pieces of infrastructure, redundancy had to be baked in - not an afterthought. JHA undertook numerous workshops with the client to realise integrated, redundant design across all sectors of the building, proposing challenging situations and nominating passive cabling solutions considerate of the unique requirements of 24/7 emergency workers. JHA

Cessnock Hospital
The new Acute Services Building will be built on a partial brownfield site north of the existing campus and consist of approximately 6,000m2 of new clinical space. The facilities include emergency, medical imaging, pharmacy, mortuary, and day surgery departments, along with 46 in-patient bedrooms split into 2x IPUs and integration with the existing building. JHA is providing multidisciplinary consultancy including electrical, ICT, audio visual, high voltage, mechanical, medical gasses, acoustic, ESD (Section J), vertical transport, hydraulic and fire services. JHA

Northern Rivers Flood-Resilient Schools
The Northern Rivers Schools project involves the construction of new flood-resilient schools in the Northern Rivers and North Coast region in NSW to replace damaged buildings from the 2022 floods. This project utilises modular construction techniques to fast-track the rebuilding process and provide improved educational facilities for the local community. To increase flood resistance and create useable undercroft spaces, the floor levels of the new schools are elevated above the design flood level. JHA has been engaged to provide electrical, mechanical, hydraulic and vertical transport services for Empire Vale Public School, Blakebrook Public School, Broadwater Public School and Wardell Public School. JHA

Estia Health St Ives
New 118-bed residential aged care facility in St Ives including a dementia care wing, basement carpark, and premium living amenities such as a community cafe, communal lounge room, indoor and outdoor lifestyle areas, gymnasium, hairdressing salon, nail bar and an on-site wellness centre which is also open to the public. The modern 7,067sqm facility provides a variety of room types to suit tailored care services such as short-term respite, long-term residential care, re-ablement, and dementia care, with some rooms featuring balconies and direct access to the landscaped courtyards. JHA provided multidisciplinary building services for the new development. Images: Taylor. JHA

Monte Sant’ Angelo Scientia Terrace
Continuing on from JHA’s earlier involvement on the Monte Sant’ Angelo Mercy College site to provide masterplanning and assessment of existing infrastructure, JHA was engaged to provide building services for the new Scientia Terrace building. Designed by Hayball, the six-storey Scientia Terrace features specialised science laboratories, a rooftop multipurpose sports court, indoor sports courts, a gymnasium, outdoor running track, PDHPE learning spaces, a dedicated social enterprise and innovation hub, flexible learning spaces, open green spaces and an underground carpark. The new facility is established around a new circular lawn that connects to other heritage buildings within the campus JHA

Rhodes Central
The Rhodes Central Stage 2 project comprises of over 670 residential apartments across two high-rise buildings – Peake Tower and Oasis, basement car parking, as well as an integrated fitout of the new 9,100sqm multipurpose community recreation and childcare centre located in the precinct’s three-level podium. JHA is delivering mechanical, electrical, hydraulic, fire, high voltage, civil, ESD, vertical transport, audio visual and ICT consultancy, including the design of an Integrated Communications Network for the recreation and leisure centre. The Smart Buildings scope of this project encompassed design of an Integrated Communications Network (ICN) for the recreation and leisure centre, integrating council requirements with a comprehensive audio visual system; and an integrated ticketing and real-time parking management system.

St Joseph’s College Aquatic Centre
The new St Joseph’s Aquatic & Fitness Centre is a high-performance training and fitness facility that replaced the existing outdated swimming pool originally constructed in the 1950s. JHA was engaged by St Joseph’s College to provide electrical, mechanical, hydraulic, ESD and vertical transport consultancy for this project. A new 50m outdoor pool and a separate water polo pool was introduced, as well as a fitness building featuring a cardio room, change rooms, weights & training room, physiotherapy room, offices, and an underground plant room. JHA

Parramatta Police Station
Designed by Group GSA, the new Parramatta Police Station is adaptive to the dynamic NSWPF operations and responds to the urban environment as it relates to Parramatta’s distinct architecture and respects the surrounding heritage buildings. JHA worked closely with the project team to design a benchmark facility to service the increasing population and improves the community's experience. JHA delivered mechanical, electrical, hydraulic, fire services, high voltage, audio visual, vertical transport, acoustic, ESD, security and specialist lighting services designs and considered seamless sequencing in our planning to ensure continued operation of the connected Courthouse. JHA also integrated all security systems (access control, duress, CCTV and intercom systems) in the police station as well as the adjacent courthouse. JHA

Taronga Zoo Dubbo, Serengeti Experience
55-hectare expansion at Taronga Western Plains Zoo in Dubbo which will provide a world-leading guest experience. The project includes 20 premium eco-cabins fronting an open-range animal exhibit with giraffes, rhinos, zebras and other African species, an enormous billabong and pool. There will be a two-storey venue with cafes, bars, and restaurants with an upper deck looking out over the rest of the zoo. The conference centre will hold more than 300 visitors and have direct views over the Serengeti exhibit.
JHA is delivering ESD, mechanical, electrical and hydraulic services for this major expansion project, which included detailed feasibility investigations and reporting to test cost planning and develop a strategy to implement a new experience within the Taronga Western Plains Zoo. This was informed largely by stakeholder engagement through the gaining of on-ground knowledge initially with zoo staff. Initial work was completed to secure funding with follow on projects developing the scope and required documentation. JHA

Taronga Zoo Wildlife Hospital Dubbo
JHA delivered multidisciplinary building services for the new wildlife hospital located at Taronga Western Plains Zoo in Dubbo which will allow visitors to observe the zoo’s veterinary and conservation science teams in action. The facility is equipped with specialist medical equipment to allow its dual function as a teaching hospital for veterinary students, as well as research laboratories for animal ecology and reproductive health, and separate rehabilitation enclosures for birds of prey and koalas. The project included landscaping for the new visitors’ arrival garden, and redevelopment of the Node 7 Precinct of the zoo loop which includes the Amati Education Centre. JHA

Taronga Western Plains Zoo
The world’s largest purpose-built platypus conservation centre at Taronga Western Plains Zoo in regional NSW is dedicated to boosting platypus numbers and rescuing, researching and rehabilitating platypus affected by severe droughts. The state-of-the-art facility includes a 2,800sqm research space with 25 dual chambered earth tubs and 50 x 7,000L water tanks. Platypus Rescue HQ has capacity to act as a refuge for approximately 65 platypuses in case of emergencies, and includes rehabilitation and release facilities, a public viewing area and a naturalistic pre-release creek where guests can observe the platypus in a wild-like setting before they are fully rehabilitated and released back into the wild. JHA delivered hydraulic, mechanical, electrical, acoustic & ESD services for this innovative conservation facility. The site has been designed with redundancy relating to drought periods, where separate rainwater reuse supply can be connected to the aquatic river supply system and used as an emergency water storage filling point. Another separate reservoir supplying the site irrigation supply is also provided for connection as an additional water source. JHA

Wombeyan Caves
The Wombeyan Caves project is a nature-based tourism project that transformed the environmentally significant site into a first-class regional tourism destination. The revitalisation of the Wombeyan Caves visitor precinct included a new accessible viewing platform at the Victoria Arch near the Fig Tree Cave, a refurbished visitor centre, a kiosk, and improved picnic areas. Overnight camping areas were also upgraded, providing improved amenities, additional powered sites, improved road access and parking facilities.
This project utilised significant adaptive re-use components, such as the conversion of the Tanderra Lodge from group accommodation to separate accommodation suites, refurbishment of the ‘Barmah’ building and upgrades to the existing Powerhouse building to provide a flexible event space. JHA delivered mechanical, electrical, hydraulic, fire, ESD and high voltage services for this project. Key sustainable design features included bore water and wastewater treatment for the site sewer. The existing water supply from the site is via a bore water connection which fills on-site tanks and reticulates through the site. The wastewater treatment system incorporates numerous on-site pump stations connecting to an on-site septic tank system with transpiration beds so as not to damage the ecological stability of the river system. JHA