This is an official addendum (Addendum No. 4) to the Request for Bid for the City of San Juan Lift Station #6 Relocation Project (RFB 25‑005‑04‑09). It notifies bidders that the bid opening date has been moved from April 9 2025 to April 16 2025 at 3:00 p.m., and it updates the specifications for self‑priming pumps and the bid proposal form. The addendum also restates submission requirements, including a 5 % bid security, a 90‑day bid validity period, and the need to acknowledge receipt. It lists the scope of work items, quantities, unit prices, and a $250,000 allowance for betterment, and it sets contract timelines (start within 10 days of award and finish within 548 calendar days).
| Addendum issue date | April 8, 2025 |
| New bid opening date and time | April 16, 2025 at 3:00 p.m. |
| Bid security percentage | 5 % |
| Bid validity period | 90 days |
| Contract start window | within 10 days after Notice to Proceed |
| Contract completion time | 548 calendar days |
| Betterment allowance | $250,000 |
| Number of self‑priming pumps required | 4 |