HomeMy WebLinkAbout03. (Handout) Zeolite Anammox Pilot Plant5/27/2014
• Phase 1 of the Zeolite Anammox Pilot Plant
for nitrogen removal from final effluent
— Execute Professional Engineering Services
Agreement with Collison Engineering
• At a cost not to exceed $95,000
• As part of the Treatment Plant of the Future
project, D.P. 7315
0
Phase 1 Zeolite Anammox
Scope of Work
• 3,000 gal /day volume method system
• Determine site - specific nutrient removal performance
• Estimate capital and operational expenses for a 100,000
gal /day pilot (Phase 2)
• Financial Impacts:
— $95,000 for 12 months
— Equipment rental after 12 months - $2,500 /month
5/27/2014
2
• Significantly lower energy costs
50% aeration cost for aerated and 0% for non- aerated
• Reduced sludge production
• Significantly lower construction costs
• Low O &M cost
• No external carbon
• Effective at any concentration
- Sidestreams, mainstreams, and water re -use
• Less greenhouse gases
- Reduce N20 by at least 50% compared to
conventional nitrification /denitrification
Pilot at Union Sanitary District
• June 2012- December 2013
• Pilot treated 3,500 gal /day of secondary effluent in a
mobile semi - trailer
• Volume Method reactors linked to polishing tanks using
Surface Area Method
• Results:
- > 95% removal for ammonia, and >90% removal for
nitrate
- Majority ammonia removal from 35mg /L --> 10mg /L ( -5hrs)
- Total ammonia removal: 35mg /L -> 1 mg /L (- 10hrs)
1 �
3
Questions?
5/27/2014
Capital Projects Division
Schedule of Upcoming Bids and Awards
Printed; 5/27/2014
DP No.
Project Title
Project
Scheduled
Engineer's
Date Bids
Low Bid
Contractor
Award
Manager
Bid Opening
Estimate
Received
Date
8413
Walnut Creek Sewer Renovations,
Nancy
05/22/14
$ 2,350,000
05/22/14
$ 2,288,000
K. J. Woods
07/03/14
Phase 10
Molina
Sewer CCTV Inspection Project
Alex Rozul
06/03/14
$ 850,000
06/19/14
li
8410
Cathodic Protection, Phase 1
Michael
07/01/14
$ 380,000
107/01/14
Penny
8415
Martinez Sewer Renovations, Phase 4
Michael
03/01/15
$2,000,0001'--
2,000,000
TBD
Penny
8412
Pleasant Hill- Grayson Creek Trunk
Nancy
04/01/15
$'5, 000,OOOt
TBD
Sewer
Molina
7311
TP Safety Enhancements, Phase 4
Brad
TBD
TBD
TBD
Leidecker
7291
Seismic Upgrades for the Pump &
Jason
TBD
TBD
TBD
Blower Building
DeGroot
7297
Wet/Dry Scrubber Replacement
(Clint Shima
TBD
TBD
TBD
7310
TP Piping Renovations, Phase 8
Brad
TBD
TBD
Leidecker
8421
Lafayette Sewer Renovations, Phase 9
Nancy
- - TBD
! TBD
TBD
Molina
I
- - --
* Dates are subject to change.