| Product and recycled content | Recycled glass 100% ground bottle cullet |
| Application | The glass sand material was used as a replacement for volcanic sand. The sand is used as traction grit in the waterfront trolley cars |
| Location/Date | Spring, 1997, Ryerson Base, Seattle, Washington |
| Project manager/user | Bob Tribbey, Vehicle Maintenance Chief Ryerson Base, Transit Division, (206)263-2640 |
| Architect/Engineer | None |
| General Contractor | None |
| Background, history | looking for a less expensive substitute for volcanic sand |
| Performance | Same |
| Source of material | TriVitro Corp Contact: Fred Miller, (360)733-2122 |
| Quantity | 400 lbs |
| Cost | $.18/lb, compared to $.79/lb |
| Cost savings or increase | Saved $244 |
| Installation, costs/savings | Same |
| Source of extra funds | None |
| Would you buy this product again? | Yes. |
| Why or why not? | It's less expensive and works just as good. |
| Comments | So far, so good. Transit is also testing recycled glass as a sand blasting medium. |
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