Questions and Answers to Project Documents — Business Opportunities
NUMBER: 201842074-00
Current as of: 7/16/2019
| Question Number 1: What is the number of switchgear boards that will need to be tested? |
| Answer: There are approximately 75 switchgears here at DEN. Typically, under this contract, 10 to 12 switchgears are tester per year. |
| Question Number 2: What is the count of the draw out, tie & main circuit breakers? |
| Answer: There are approximately 750 main, tie, and feeder circuit breakers in the Airport's 75 switchgears. |
| Question Number 3: What are the sizes & ratings of the breakers? |
| Answer: The circuit breakers in the 75 switchgears are rated between 400 amps and 3200 amps. Most are rated 277/480 volts while three switchgears are rated 2400/4160 volts. |
| Question Number 4: Will the shutdowns be by the owner or the contractors? |
| Answer: DEN will write the shutdowns. |
| Question Number 5: Will the scheduled monthly maintenance to be priced for 2 nights or 1 night including work hours for testing? |
| Answer: The monthly maintenance is always scheduled for 2 nights with the second night being cancled if not needed. |
| Question Number 6: Is the contractor to provide the Temp power & generators for all test equipment? |
| Answer: No. |
| Question Number 7: Will the contractor be responsible for the XCEL show up costs for shutdowns of XCEL transformers? |
| Answer: Yes, if needed. |
| Question Number 8: What is the approximate schedule start of testing to commence 2018 or 2019? |
| Answer: The schedule start of testing is to commence from 11pm to 4am. |
| Question Number 9: Will a sample switchgear one-line be provided. |
| Answer: Yes. |
| Question Number 10: Will testing of relays be part of the project. |
| Answer: No. |
| Question Number 11: Will opening up gear, vacuuming and torqueing be part of the project? |
| Answer: No. |
| Question Number 12: Will verifying transfer be part of the project? |
| Answer: No. |
| Question Number 13: Is Hotel gear included in the project? |
| Answer: No. |
| Question Number 14: Will Mod IV Parking Garage gear be included in the project? |
| Answer: Yes. |
| Question Number 15: Is the AGTS (Train) gear included in the project? |
| Answer: No. |
| Question Number 16: Are spare breakers to be tested? |
| Answer: Any breakers in the switchgear, spare or otherwise, are to be tested. |
