1 Introduction
2 Background
2.1 Exploring Digital Innovations to Overcome Current Communication Limitations
2.2 Necessity to Reduce Hazard Risks in Informal Settlements
2.3 Rising Digitalization in Tanzania
2.4 Resilience through Digital Tools in Africa
2.5 Growing Use of Smartphones in Informal Construction
3 Methodology
3.1 Case Study Selection
3.2 Data Collection
3.3 Semistructured Interviews
3.4 Local Masons’ Survey
Ward name | Number of participants | Gender | Age | Languages | Specialization |
---|---|---|---|---|---|
Mafifi | 1 | Male | 20−29 | Swahili | Concrete, masonry, tiles |
1 | Male | 20−29 | English and Swahili | Concrete, masonry, tiles | |
1 | Male | 30−39 | Swahili | Concrete, masonry, paint | |
2 | Male | 30−39 | Swahili | Concrete, masonry | |
4 | Male | 30−39 | Swahili | Concrete, masonry, tiles | |
3 | Male | 40−49 | Swahili | Concrete, masonry, tiles | |
1 | Male | 40−49 | Swahili | Timber | |
1 | Male | 40−49 | English and Swahili | Concrete, masonry | |
1 | Male | ≥ 50 | Swahili | Timber, roofing | |
1 | Male | ≥ 50 | Swahili | Plumbing | |
Mtalagala | 1 | Male | 40−49 | Swahili | Concrete, masonry, tiles, paint, timber, roofing, plumbing |
1 | Female | 40−49 | Swahili | Concrete, masonry, paint | |
Ramadhan | 1 | Male | 40−49 | Swahili | Plumbing |
Sokoni | 1 | Male | 30−39 | Swahili | Paint |
Mfalanyaki | 1 | Male | 30−39 | Swahili | Timber |
3.5 Focus Group Discussion
4 Findings
4.1 Smartphone Use by Local Masons
Smartphone ownership | Social media use to share construction work | ||||
---|---|---|---|---|---|
Number | Percentage (%) | Number | Percentage (%) | ||
Age groups | 20−29 | 1 | 50 | 1 | 100 |
30−39 | 7 | 78 | 5 | 71 | |
40−49 | 6 | 75 | 3 | 50 | |
≥ 50 | 2 | 100 | 0 | 0 |
4.2 Role of the Smartphone in the Design Phase
4.3 Role of the Smartphone in the Procurement Phase
4.4 Role of Smartphones in the Construction and Training Process
Original knowledge source to learn about construction (How did you learn your job?) | Knowledge source consulted for information about construction techniques (If you need information on construction techniques, where do you look?) | |||
---|---|---|---|---|
Number | Percentage (%) | Number | Percentage (%) | |
Other masons | 14 | 67 | 14 | 67 |
NGOs | 4 | 19 | 0 | 0 |
Family member | 3 | 14 | 0 | 0 |
Contractor company | 3 | 14 | 0 | 0 |
School training | 3 | 14 | 0 | 0 |
Religious mission | 1 | 5 | 0 | 0 |
Internet | 0 | 0 | 14 | 67 |
Social media | 0 | 0 | 6 | 29 |
TV, radio, or newspapers | 0 | 0 | 5 | 24 |
Experts (contractors or engineers) | 0 | 0 | 4 | 19 |
Paper-based guidelines | 0 | 0 | 2 | 10 |