CITY QUAYS 2. 2 nd Oct 2017 ICE & Engineers Ireland Event. people delivering expertise

Transcription

1 CITY QUAYS 2 2 nd Oct 2017 ICE & Engineers Ireland Event

2 Introductions Gareth Moore Project Manager BEng (Hons) Construction Engineering & Management Ciara Doherty Site Agent/Temporary Works Manager BEng (Hons) Civil Engineering

3 Company History 3rd Generation Family Owned Business Primary Offices in Belfast and Manchester. Global and growing market presence in Ireland, UK, the Caribbean, Africa, Pakistan & USA

4 Group Structure

5 Building Division

6 Building Portfolio We provide a comprehensive Building, Fit-out and Maintenance service which is delivered through our regional teams to UK and Irish clients operating across a wide range of markets and sectors. Lagan Building: 34.5M Apartments, Salford Lagan Building: 150M University of Ulster, Belfast Lagan Building: 16M City Quays 2, Belfast H&J Martin: Mount Stewart 2016 RICS Restoration of the Year H&J Martin: 3M/Annum Co-Op Framework Retail fit out UK H&J Martin: 12M/Annum Facilities Management Contract

7 City Quays Masterplan

8 Location

9 Client & Design Team Client: Belfast Harbour Commissioners Client PM: WH Stephens Architect: Grimshaw Structural Design: Doran Consulting M&E Design: Max Fordham Landscape Architect: The Paul Hogarth Company Clerk of Works: J.A Hood Ltd

10 Key Building Elements

11 Contractor Design Portions City Quays 2 was a JCT contract was quantities and included 11 elements of Contractor Design as follows; 1) Precast Concrete Stairs 2) CFA Piles 3) Steel to Steel Connections 4) Facade Access System Key Supply Chain Partners Precast Stairs Acheson & Glover Facade Access Rostek CFA Piles FK Lowry 5) Curtain Walling/Cladding 6) Mechanical Installation 7) Electrical Installation 8) Lift Installation 9) Balustrades M&E Harvey Group Curtain Walling McMullen Facades 10) Railing/Guardrails 11) Granite Seating Items Lifts KONE Structural Steel Gregg & Patterson Granite Hardscape

12 Design Overview

13 Design Principles

14 Mobilisation & Piling Sister company FK Lowry Piling: Pre Boring Exercise to determine obstructions 52T Soilmec SF-65 Soilmec capable of installing piles to Max. depth of 29m with a 6m extension bar 258Nr CFA Piles installed to max. depth of 26m Pile diameters 450mm Static Load & Integrity Testing

15 Pre-Boring & Obstruction Identification

16 Example: Pile Cap Redesign Piling & Pile Cap Variations Extensive obstructions seen various revisions of the pile design including; Pile caps rotated Piles relocated Pile dimensions Resized pile caps Removal of ground beams New piles added Revised pile cap design

17 GROUND WORKS Jan 2016

18 Construction Methodology Breaking down piles at central cores Formation of pile caps within cores Critical sequencing to allow construction progression of structural cores Concrete core construction

19 Gas Membrane

20 Tower Crane Install Tower Crane - piled foundation Pile where designed by Raison Foster and installed by LCG s sister company FK Lowry piling Pile loads were designed to 60T [600kN] axial compression and 3T [30kN] horizontal. 9Nr piles installed from a working platform at 3.0m & typical pile cap depth of 1.5m. 0m to -8m Very Soft Clay -9m to -17m Med Dense Sand & Gravel -18m Very Stiff Clay Pile reinforcement comprised of 8m x 6H16 cage with a 10m long central H25 bar Minimum cover was 65mm Piles CFA bored, 450mm diameter Toe of piles was 18m & depth was 21m

21 TOWER CRANE - Feb 2016 Liebherr Tower Crane Supplied by Lewis Tower Cranes 48M to below hook height 50m Jib Length & 19T Ballast Lift Capacity 10T at Min. Radius Lift Capacity 3.75T at Max. Radius

22 Tower Crane Overlooking Belfast Harbour Offices

23 DRAINAGE PLAN LAYOUT Existing Outfall into River Lagan

24 Core Design 2 Structural Cores Core 1: Fire Fighting Lift & Stairwell Core 2: 2Nr Lift Shafts & Stairwell 8Nr floor plate plus access to roof top plant housings

25 Temporary Works

26 Peri Platforms

27 View fromtower Crane

28 Topping Out Concrete Cores July 2016

29 STRUCTURAL STEEL August 2016 Structural Steel wraps around concrete cores Carried out by Gregg & Patterson Acts as frame to hold metal decking for floors & façade

30 Aerial Photography

31 Combi Safe

32 POURING COMPOSITE FLOORS Sept 2016

33 Façade Design & Installation

34 Progress - Oct 2016

35 Core Plans for M&E

36 Service Coordination

37 M&E Overview Indoor Environment Reception Area controlled by trench heating and traditional radiators Office floors serviced by a 4 piped fan coil system Key Elements Incoming Utilities Life Safety Systems Mechanical Systems Electrical Systems Lifts

38 Incoming Utilities Water Electric Gas Telecoms

39 Life Safety Systems Fire Alarm Smoke Vent & AOV Emergency Lighting Secondary Electrical Power

40 Mech. & Elect Systems Mech. Systems Domestic Water Supply Ventilation Building Comfort Elect. Systems Dali Lighting

41 Lifts & Vertical Transportation 3Nr Passenger Lifts (Passenger, Goods & Fire Fighting) Roof Level BMU KONE Destination Control Energy and Efficiency optimisation City Quays 2 is the 1st new build in NI to have Destination Control technology installed

42 Other Project Features Partitions - British Gypsum Floor Finishes Porcelain Ceramic Tile Internal Fit Out Amwell Toilet Cubicles & IPS systems An onerous Air Tightness rating of 50Pa achieved Boon Edam revolving door Access Control pass gates High Spec d European granite to match extended Harbour Scheme Soft Landscaping Trees from Netherlands Soft Landings 1 year period (CBRE)

43 CCS & BREEAM Excellence

44 Questions