CIP 62707 - ASR Construction

City of El Mirage — Regular Meeting (2026-07-07)

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Project Number:
62707
Department:
Wastewater
Total Budgeted Capital Costs:
$1,200,000.00
Type:
Other Equipment
Total Budgeted Funding Sources:
$1,200,000.00
Request Groups:
New
Teams:
Public Works
Request description:
Capital Costs
FY2027
Total Budgeted
Equipment
$1,200,000.00
$1,200,000.00
Installation
$0.00
Other
$0.00
Total
$1,200,000.00
$1,200,000.00
Funding Source
FY2027
Total Budgeted
111 - General
$0.00
114 - Court
$0.00
121 - Court Enhancement
$0.00
128 - Towing
$0.00
131 - HURF
$0.00
141 - LTAF
$0.00
148 - CDBG
$0.00
149 - Special Projects
$0.00
156 - Capital Streets
$0.00
511 - Water
$0.00
516 - Ranchettes
$0.00
541 - Sewer
$1,200,000.00
$1,200,000.00
591 - Sanitation
$0.00
Total
$1,200,000.00
$1,200,000.00
Account Codes (Capital Costs):
541-5-7581-657
$1,200,000.00
$1,200,000.00
New Purchase or Replacement
Strategic Priority
Grant Funding
Bond Eligible
Project Status
No
No
Modified
WRF Centrifuge Replacement
This request is for the replacement of the sludge centrifuge at the City's water reclamation facility (WRF).  The sludge centrifuge separates solids from liquids in sludge 
using high-speed rotation, a process called de-watering. The centrifuge is a critical component to the wastewater process and an efficient centrifuge is responsible for 
higher quality effluent water discharge and lower costs on sludge hauling.  Typical useful life for this equipment is 15 years.  Below is a list of the major maintenance 
performed on this unit in addition to justification for its replacement:Drive motor has been replaced once.HMI panel (main control panel) has been replaced twice, and is 
no longer available. Bearings have been replaced three times. Drive unit has been cleaned and rebalanced twice. The internal scroll assembly has to be physically removed 
by our staff, packed and then sent to California for repairs, none of which can be done here on-site. Hydraulic system is no longer available . The cost to retrofit a new 
hydraulic system is well over $60,000, not including labor.It should be noted that the previous projects for air scrubbers (FY26 and FY28) were substituted for this project in 
order to minimize the impact on the wastewater budget.  No additional funds are being requested to implement this project.
Additional Information
Replacement
Superior Infrastructure
74

Mesa, AZ, 85204
06/17/2026
ASR Construction Group
WWW.ASR-CG.COM
(480) 651-8277
A ROC 330940 / B-1 ROC 330947
Estimator: Jonathan  Garcia
j.garcia@asr-cg.com
13003 - El Mirage Centrifuge Replacement
Status: Revision 1
Scope
Remove and replace centrifuge unit at the El Mirage Wastewater Treatment Plant  
Schedule of Values
Code
Description
Quantity
Unit
Total Estimate
00
General Conditions
1.00
LS
2,165.23
01
Project Manager & Supervision
1.00
LS
22,085.81
02
Mobilization
1.00
LS
3,199.04
03
Procure New Centrifuge Unit
1.00
LS
957,547.81
04
Disconnect Existing Unit  - Electrical /
Piping
1.00
LS
25,982.58
05
Remove Existing unit - Store onsite
1.00
LB
8,950.59
06
Set New Centrifuge Skid
1.00
LS
21,470.71
07
Connect & Coat- Electrical / Piping
1.00
LS
39,951.27
08
Startup
1.00
LS
3,369.68
09
Load Old Centrifuge For Credit - Later Date
1.00
LS
7,686.10
10
Contingency
1.00
LS
125,000.00
Total Estimate
$1,217,408.81
Inclusions
Prices quoted include:
• Labor and equipment required to complete the work
• The Removal of the existing Decant Centrifuge Skid
• Disconnection of existing SCH 80 PVC to centrifuge unit
• Removal of anchor bolts
• Rigging and lifting centrifuge unit to clear piping and placing on skates to remove unit from building
• Centrifuge unit to be placed/ stored on site - determined by the city of El Mirage.
• Procurement / Setting / Plumbing of new Centrifuge unit
• ASR assumed the City El Mirage reviewed and verified provided Centrisys proposal includes all what is desired
for the new unit.
• Centrisys was able to provide an updated proposal that will remain valid until July 1st , 2026

Mesa, AZ, 85204
06/17/2026
ASR Construction Group
WWW.ASR-CG.COM
(480) 651-8277
A ROC 330940 / B-1 ROC 330947
Estimator: Jonathan  Garcia
j.garcia@asr-cg.com
• Funding of 30% of proposal required prior to July 1st , 2026 to hold pricing until August
• ASR is willing to coordinate a conference call between the City of El Mirage and vendor to negotiate terms if
so desired 
• Proposal does not include coordination/negotiation with buy back credit of the existing centrifuge unit
• Centrisys's proposal includes an assumed buy back value that is subject to change upon further information
of the existing unit
• ASR has included an adder as an optional cost to the proposal to aid in loading old unit onto customer/
vendor provided freight at a later date. 
• ASR assumes an anchor depth of 10" into existing concrete with all thread rod and HY 200-A V3  injectable
mortar
• Footprint of new unit will extend approximately 5 feet longer in length as discussed with the city of El Mirage
• All piping to be SCH 80 PVC and to be coated to match existing. 
• Proposal includes the de-energizing and disconnection of the conduits and conductors associated with the
existing Centrifuge skid
• Install of new conduits and fittings to reach new control panel
• Contingency allowance carried to account for material escalation per what was recommended by the vendor as well as
to account for unknowns of the project. 
Exclusions
Prices quoted DO NOT include:
• Plan review fees, building/site/offsite permit fees, development fees, water tap and meter costs, other such or
special fees or bonds unless specifically stated in this Proposal as included.
• Off hours and overtime work. Contractor's normal work hours are 8 hours per day, Monday through Friday.
• Cost of providing security for the Project during performance of the Work.
• Increases in cost of the Work or Work completion time resulting from changes to the plans, specifications,
materials, or scope of Work made by Owner, Architect, engineers, consultants, or any city, state or federal
governmental agency. No such changes will be binding on Contractor unless accepted and agreed to by Contractor
in writing and unless Owner has agreed in writing to pay the increase in cost or has agreed in writing to the
increase in Work completion.
• Preparation of Storm Water Prevention Plan (SWPP) for implementation and submittal.
• Relocation, replacement or repair of any damage or extra work caused by concealed conditions at the job site
including, but not limited to: utilities, mechanical, plumbing, electrical, other utilities, structural and other. Special
crossover work required or related to any existing underground work or surface conditions unless clearly identified
and required per the Contract Documents and contained in Owner's bid package.
• Cost of materials testing (such as soils, concrete, grout, masonry, ABC, asphalt, etc.) during course of construction
unless specifically stated in this Proposal as included.
• Cost of furniture or equipment packing, rigging or moving except for receipt and storage of materials as specifically
coordinated with Contractor in advance.
•SCADA Programming to be completed by city of El Mirage and is not included in this proposal.
•Buy Back Credit coordination. - City of El Mirage to coordinate with Centrisys to get finalized credit and payment for
credit.
•Modifications to piping/ components not tied into centrifuge unit.
•Concrete demo and pour.
•Concrete coatings.
•Concrete coring.
 
Payments
Prices quoted assume the following:
•         Prices quoted valid only for 30 calendar days from Proposal Date. Proposals and quotes for projects not awarded and
contracted by this deadline are void and will require a re-quote of costs and revised project scheduling.
•         This Proposal and Owner's acceptance of this Proposal does not constitute the definitive contract between Owner and
Contractor.
•         All invoices from Contractor are payable in full by the date that is the 30th day after invoice date (i.e. "net 30"). All
amounts due as shown on invoices that are not received by Contractor by the due date will bear interest from and after
the due date until paid in full at 1.5% per month (18% per annum).

Mesa, AZ, 85204
06/17/2026
ASR Construction Group
WWW.ASR-CG.COM
(480) 651-8277
A ROC 330940 / B-1 ROC 330947
Estimator: Jonathan  Garcia
j.garcia@asr-cg.com
 
Note - proposal does not offer any guarantee against increases in material cost due to newly levied tariffs. ASR will make
best efforts to minimize cost and schedule impacts should tariffs affect products required for the completion of this project, but
the potential for schedule and cost implications cannot be eliminated.