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ADDENDUM 1 of 1
CITY OF OSHKOSH INVITATION FOR BID
ANAEROBIC DIGESTER CLEANING
WASTEWATER TREATMENT PLANT
Summary of Questions, Issues, City Answers and/or Clarifications
Distributed: November 11, 2022
Question/Issue Answer/Clarification
1. Please provide examples of storm drain
protection that is acceptable to the owner?
1. Plastic with sand bags in order to prevent
filtrate from entering Storm drains.
2. Will operating hours past 3:30 pm be
approved?
2. If necessary and approved prior by the City,
contractors may work up until 5:30 p.m.
3. Can the City provide the amount of tons
generated from the last 3 digester cleanings?
3. The average of the last 3 cleanings is 105.49 dry
tons.
4. Can the owner share the bid tabs from the
last 3 digester cleaning contracts?
4. To request copies of prior digester cleaning bid
tabs please email: purchasing@ci.oshkosh.wi.us.
5. Has the City conducted any recent analysis
or scientific study (>10 Years) which would
indicate levels of PFAS /PFOA’s or other
“forever chemicals” in the materials?
5. No.
6. Does the City have any future or
scheduled plans to conduct a materials
analysis including levels of PFAS/PFOA’s
and other “forever chemicals”?
6. No analysis will be done until WPDES permit
requires it.
7. Can the City provide a sample contract? 7. A sample contract was included within the bid
specifications.
8. Can we negotiate terms now terms now
for final contract?
8. The City has included our standard
contract/terms within the sample contract.
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