Mark O'Connor

Project:

Dual carriageway road (and associated utilities & infrastructure)

(within the development of a new city - Jazan City for Primary and Downstream Industry)

{Jazan, Saudi Arabia}

Project Duration:

24 months

Cost:

32,100,893.3 SAR / €41,000,000.

Summary:

As the Project Lead, I oversee a team comprising of Resident Engineers in civil, electrical, and mechanical disciplines, as well as a Quantity Surveyor, Planner/Scheduler, Quality Manager, and Safety Manager. My role involves continuous coordination with the Client, The Royal Commission for Yanbu and Jubail, ensuring that our project aligns with the wider development goals of the new industrial city.

In my capacity, I am responsible for reporting to the off-site Project Management team regarding any recommendations for schedule or cost changes. I prepare comprehensive weekly and monthly reports that detail project progress, cost management, and quality control measures. Additionally, I am actively involved in organizing and supervising activities alongside our Contractor, while also providing technical guidance in interpreting specifications and reviewing schedules.

It is my duty to oversee the review and verification of monthly invoices submitted by our contractors, ensuring that billing aligns with justified work estimates and actual performance. Moreover, I coordinate the documentation and evaluation of events leading to contract delays or claims, assessing their validity with thorough diligence.

As part of my responsibilities, I also prepare contractual correspondence on behalf of the Client and assume the role of Senior Resident Construction Manager in their absence, for a two-week period every eight weeks.

I emphasize collaboration among various departments and projects to achieve efficient progress and mitigate potential challenges.

Summary:

I oversaw 37km of the Royal Canal, Dublin metropolitan area. My primary role was to ensure the canal is navigable with continual maintenance and infrastructure upgrade projects. I managed foremen, technicians and operational staff while also tendering for larger infrastructure projects (up to €1M) through public procurement. I prepared business cases and estimates to seek funding, and managed the full project process from feasibility to project completion. I represented the body in land ownership / deed of entitlement disputes, third party interfaces - private and public, and as a key stakeholder in the design and construction stages of public transport projects - rail, light rail, roads, greenways, blueways and cycle corridors within and interfacing with Waterways Ireland property.

Projects:

Advanced Visual Docking Guidance Systems (A-VDGS) - circa €12M

Apron pavement rehabilitation (hangar roads) - circa €1.1M

Drop off & pick up tolling plazas - circa €9M

Campus roads rehabilitation - circa €6M

Runway 16-34 LVP lighting upgrade - circa €5M

Various planning applications

Cost:

Combined cost of projects circa €34M

Project Durations:

3 - 24 months

Summary:

Working as part of the airfield infrastructure project management team, managing airfield projects from inception to handover, including feasibility, planning, design, tendering, procurement, construction, commissioning and handover. IEI and NEC4 contracts used. Responsible for developing strategies to deliver the complex range of work packages within the airfield programme. My role involved managing the full design process, developing schedules while adhering to the clients brief and budget, whilst also considering value engineering ideas, constructability issues, and on-site construction management. The role involved dealing with a wide range of stakeholders to undertake design coordination, risk management, cost management, scheduling, resourcing, and construction planning. All projects I delivered were on budget with no unforeseen disruption to the airfield.

Project:

Runway 10-28 Overlay and AGL Upgrade

Cost:

circa €65M

Project Duration:

24 months

Summary:

I assisted the project manager responsible for the complete resurfacing and the installation of new ground lighting systems on Dublin Airport's primary runway which, at the time, handled about 95% of all flights at Dublin Airport.

The project had an extremely aggressive delivery and was logistically very challenging as the runway re-opened to traffic, nightly, after each working shift. I coordinated stakeholders and project messaging. I completed daily progress reports as well as authoring Dublin Airport's first construction noise specification for the project. My greatest achievement on this project was developing sound logistics and communications plans which ensured the project was delivered without a single flight diversion.

Project:

Clayton Charlemont Hotel {Dublin}

Cost:

circa €18M

Project Duration:

30 months

Summary:

I was appointed Site Manager for the delivery of a 6 storey (with basement), 4 star hotel with associated business facilities, restaurant, hotel café/bar, fitness suite, and roof terrace to 4th floor setback. The building consisted of piled foundations with a reinforced concrete frame, enclosed with a mixture of curtain walling and cladding. The new structure enveloped around and incorporated an existing protected structure. I applied and was granted licenses for all utilities connections - water, power, communications, foul water, and storm water connections. I appointed Contractors and oversaw the demolition of 3nr buildings, site clearance works, the successful completion of 210m of secant piling and subsequent excavation. The project was 2 weeks ahead of schedule and under budget on my departure.

Project:

Luas Cross City (Light Rail) {Dublin}

Cost:

circa €370M

Project Duration:

36 months

Summary:

Senior site engineer on the Luas Cross City (Light Rail) Project in Dublin City Centre. Responsible in particular for the "off street" section from Broombridge train station to Broadstone (3km stretch). My responsibilities included overseeing all setting out – 3km of off-street track (with track gauge tolerances of +9/-4mm) and associated infrastructure, overseeing 3nr. site engineers, management of sub-contractors, and engagement with stakeholders and third parties. I also procured materials, sought material approval requests (MARs), resourced works areas, and reported to senior management on cost, programme, and risk. As well as the track installation, construction activities included overhead catenary systems (OCS), existing heritage bridge reinforcement (2nr bridges), retaining wall reinforcement (480m total), large scale installation of underground services and drainage networks in areas of congested services, traffic, and population. I arranged and facilitated all site meetings with stakeholders. I assisted in the authoring of Inspection Test Plans (ITPs) and oversaw their implementation and completion of QA. The project was successfully completed on time and on budget, opening to the public in December 2017.

Project:

Ellon Academy Community College {Ellon, Aberdeenshire}

Cost:

circa £36M

Project Duration:

14 months

Summary:

Senior site engineer for the construction of a three storey school / community campus inclusive of a 25m swimming pool, a theatre with cinema style seating, gymnasium, 3nr. outdoor sports pitches, upgrade of the waste water network through the village, and pedestrian bridge over the River Ythan. I was appointed external works engineer which included management of sub-contractors regards to quality assurance, health & safety, and progress reporting. I chaired weekly look-ahead meetings to schedule and sequence works and to report on progress. I liaised with the designer by raising and resolving technical queries (TQs). I supervised two student engineers, mentoring them in setting out, concrete quality assurance, record keeping and assigned them specific sub-contractors.

Project:

Sizewell B - Nuclear Power Station Dry Fuel Storage Cell {Suffolk}

Cost:

circa €5M

Project Duration:

circa 12 months

Summary:

Senior site engineer for the construction of a dry fuel storage cell comprising of a 750mm thick reinforced concrete floor and warehouse to store spent nuclear fuel. The slab was 114m x 60m and was to be covered by a structural steel superstructure. My role was setting out and quality assurance for steel and concrete. This was an extremely complex build under very strict operating procedures. The slab comprised four mats of 32mm steel reinforcement both on the top and bottom of the slab, including shear links diagonally placed. Concrete specification was 55N/mm2 with an FM4 finish required (+/- 15mm). I liaised daily with the designer and Client on the extreme difficulty with constructability while managing steel and concrete gangs.

Project:

Ellon Academy Community College {Ellon, Aberdeenshire}

Cost:

circa £36M (contract circa €3M)

Project Duration:

14 months

Summary:

Senior site engineer for the earthworks contractor responsible for the delivery of full earthworks package for the construction of a three storey school / community campus inclusive of a 25m swimming pool, a theatre with cinema style seating, gymnasium, outdoor sports pitches, upgrade of the waste water network through the village, and pedestrian bridge over the River Ythan. I supervised 2nr foremen, 20nr. operatives and associated heavy civils plant. I represented the company on all aspects of the contract – technical, financial (including drafting payment applications), H&S and scheduled works with the company owner, foremen and main contractor. I set out and maintained QA records for all groundworks activities including site clearance, muck shift and Waste Acceptance Criteria (WAC) testing of approx. 9,000m3 of spoil, excavation and pouring foundations (approx. 110nr), and pedestrian bridge foundations. I also oversaw the upgrade of an existing sewer network from the new academy to the wastewater treatment plant (approx. 6.5km). The contract was completed successfully with additional funds secured through claims.

Projects:

1. N4, The Downs Grade Separation Project {Westmeath}

2. Letterkenny IT Carpark & Signalised Junction {Letterkenny}

Cost:

1. circa €18M

2. circa €1M

Project Duration:

1. circa 14 months

2. circa 6 months

Summary:

Site engineering duties on the N4, such as setting out, site records, weekly look-a-head plans, material and equipment procurement, managing sub-contractors and reporting to senior management. I was responsible for the setting out, QA, and briefing operatives on H&S talks for 1nr. vehicular bridge and 5nr. associated side roads, 1nr. pedestrian bridge, widening of 12km of dual carriageway, 12km of slipform median barrier, underground services and all associated works to completion. The project was completed ahead of schedule and on budget.

The carpark & signalised junction I was the only full time Siac employee on site. My responsibilities included measuring works for payment, interfacing with third parties and led solution-based discussions with the sub-contractor on site. Particularly managing water levels of a tidal stream using non-return valves. The project was completed ahead of schedule and under budget.