45-50 sqm terrace to be build at cheapest price range, looking for price range 30000- 35000 kr for a completed terrace including all materials and mva

If anyone is able to build balcony terrace around 45-50 sqm at at 2nd floor and the terrace need to have stairs in the garden. My maximum budget is maximum [ 30000-35000 kr ] Kindly contact me on (info fjernet) if you can do the project with summer trainees and low cost left over materials from other building projects for sustainability and waste control and build a terrace for lowest price range in Norway. i do not have capacity to pay more than 35000 for a completed terrace including materials and mva. Example picture attached what kind of terrace design i am looking for. Thank you.