. This study documentation aims to make the renovation of the Cathedral of Mbanza Kongo built in the XVI century known as Kulumbimbi located in the city of Mbanza Kongo, province of Zaire, Angola . This historical building is found in the ancient political and spiritual capital of The Kingdom of Kongo, Mbanza Kongo, added to UNESCO World Heritage in 2017. There are many controversies regarding the history behind Kulumbimbi which will be discuss in this report. On this renovation work my focus will be to add a new roof for the structure. The report will also include a summary about my country (Angola) and the province where Kulumbimbi is located ie.Zaire. Among the geographical characteristics of the location, I will stress on the relief and the weather, as it is important to have a good understand of the regional climate in order to choose the best materials for the renovation or any construction in general. Getting into the subject matter it will be covered by the history around the cathedral. Current state of the building, followed by some CAD and 3D drawings. In closing, I will propose the final roof solution for the building and a personal overview of all what has been here discussed, creating emphasis therefore in the final renovation of the roof structure. Key words: Africa, Angola, Zaire, Mbanza Kongo, Kongo Kingdom, Climate, Kulumbimbi, Cathedral, Stone and mortar, Gable Roof, Renovation, Wood, Kambala, SUNGLAZE, Polycarbonate Panel. Renovation of Historical Building in Angola NHB053 Reconstruction and Renovaion of Historical Buldings 2 Table of Contents 1. Introduction ............................................................................................................................ 3 1.1 Angola ................................................................................................................................. 4 1.2 Zaire, Mbanza Kongo (Kingdom of Kongo brief introduction) ............................................ 6 1.2.1 Climate ........................................................................................................................ 8 2. History ................................................................................................................................... 10 2.1 Original state of the building ............................................................................................ 14 2.2 Destruction and Preservation ........................................................................................... 14 3. Current state of the building ................................................................................................. 15 3.1 Technical Surveys .............................................................................................................. 16 3.1.1 3D Models ................................................................................................................. 16 3.1.2 CAD Drawings ............................................................................................................ 18 4. Renovation ............................................................................................................................ 20 4.1 Solutions (Gabled Roof) .................................................................................................... 20 4.2 Final Solution ..................................................................................................................... 23 4.2.1 Assembly ................................................................................................................... 24 5. Conclusion ............................................................................................................................. 26 6.