Site Manager Simo PulliArcadahallen TKK 29 01 2019

Site Manager Simo Pulli/Arcadahallen TKK 29. 01. 2019 ® Haahtela 2019

Haahtela shortly Founded 1975 by professor Yrjänä Haahtela. Consist of main company Haahtela and 3 subdivisions Subdivisions ® Haahtela 2019 • Project management • Research and development • Software Turnover, milj. EUR Number of employees 25 160 140 20 100 15 80 10 Ownership 5 The main company is owned by family of Haahtela and a part of subdivisions are owned by operative management. 0 60 40 20 0 1990 2000 2010 2017

Case Arcadahallen/ Takt shedule ® Haahtela 2019

Basic information about the project ® Haahtela 2019 • Personal: Site Manager + 3 supervisors + 1 financial specaialist • 78 different contractors • Budget about 16 milj. € • 8 – floor building, 7080 m 2 and 30550 m 3 • Piles (275 pcs) 330 pcs • Element frame 2119 elements + 102 bathroom elements, 1 bathroom was buit on the site • Brik fasade about 2876 m 2 brik wall • 176 windows, 3 high aluminium windows • gymnastics hall on the 6. floor for max 227 persons, Doupe holocore slabs divided by sylomer rubbers which function as suspension against the sound • 103 student apartments, average size about 35 m 2 from 1 to 5 floors, 23 apartments/floor from 2 -5 floors • S 1 type air ride shelter (VSS) and storage rooms on the 1. floor

Internal works of apartments and gym. hall ® Haahtela 2019 • The scaffolds were built and covered around the building before internal works • 1. floor storage rooms and air raid shelter (VSS) • Apartments from 1 to 5 floor, • 5 floor ventilation works are different than other floors • 3 staircases • Gym hall at the 6. floor, storage rooms for equipments, dressing rooms and saunas • 7. floor, fitness room, testing room, and education room • 8. floor student laundry and ventilation room • 3 Ventilation rooms • Thick layers of concrete (270 mm) drying one direction

1. floor ® Haahtela 2019

2. floor… 5 floor ® Haahtela 2019

6. floor ® Haahtela 2019

Calculations of work phases and work loads Work pahases and quantities

Production areas (9 different types) Jako yhdeksään erilaiseen huonetyyppiin: Huone 1: Yksiö, 5 m 2 alakatto ja 2 x betoniseinä Huone 2: Yksiö, 5 m 2 alakatto ja kevyt väliseinä Huone 3: Yksiö, 12 m 2 alakatto ja kevyt väliseinä Huo ne 1 Huone 4: Yksiö, 17 m 2 alakatto ja kevyt väliseinä Huone 5: Yksiö, 17 m 2 alakatto ja 2 x betoniseinä Huone 6: Kolmio (56 m 2) Huo ne 1 Huo ne 2 Huo ne 2 Huo ne 3 Huo ne 2 Huo ne 6 Huone 7: Kaksio (60 m 2) Huone 8: Kaksio (36 m 2) Huone 9: Kaksio (45 m 2) Huo ne 9 Huo ne 1 Huon e 7 Huo ne 3 Huo ne 4 Huo ne 5 Huon e 8

Calculation of cars and work groups

The flow - Version 3 From the 1. floor to upstairs Left end first under work shelter Flow: • Storage room • Apartments 1 -5 floor • Rooms of 6 -8 floor • Corridors and stairs at the same time

Orginal internal works shedule (28 weeks) ® Haahtela 2019

Development (22 weeks)

And finaly the finishing shedule ® Haahtela 2019

Daily huddles Daily meetings on morning coffee – We offered coffee and biscuits-> what and where we are doing, what areas are compleated, any deviations, mistakes? – One line the work has started -> cross the work is completed Work monitoring – Reasons for interference and deviations-> quick corrections to methods or activities, constant quality control (before huddles) – 3 day buffers of free working areas

+ / - sides + We quarantee steady work folow over the whole working period to contractors + We hand over clean working areas and we demand clean working areas + helps to understand the big picture, we know excatly where we are on the shedule and where we should be + Quick reactions on daily baisis (quality and time issues) + better communication between contractors + time savings - modifications and additional works - contractors commitment to shedules vs. subcontractors