| Pipeline maintenance planned for the coming year: | % of respondents |
|---|
| cement lining of water mains | 3% |
| grout sealing | 13% |
| internal pipe joint rehabilitation | 9% |
| pipe joint inspection repair | 15% |
| pipeline cleaning | 39% |
| root control | 32% |
| smoke generation sewer inspection | 23% |
| TV inspection | 53% |
| Safety equipment to be purchased in the coming year: | % of respondents |
|---|
| hydraulic shoring equipment | 6% |
| safety equipment: confined space | 28% |
| safety equipment: work area | 29% |
| stationary toxic gas detectors | 14% |
| trench boxes | 10% |
| ventilation equipment | 16% |
| Chemicals and filter media current used for water/wastewater treatment: | % of respondents |
|---|
| activated carbon | 22% |
| alum | 26% |
| anthracite | 23% |
| chlorine | 64% |
| chlorine dioxide | 8% |
| filter sand/gravel | 44% |
| polymers | 53% |
