Agreement - Ardurra

City of Chandler — Study Session (2023-10-16)

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Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page 1 
Project No.: ST2101.451
Rev. 8/7/2023 
AMENDMENT NO. 1 TO PROFESSIONAL SERVICES AGREEMENT 
CONSTRUCTION MANAGEMENT SERVICES 
DETROIT BASIN/ GAZELLE MEADOWS PARK STORM SYSTEM & ASSOCIATED 
IMPROVEMENTS 
Project No. ST2101.451 
Council Date: October 19,2023              Item No. 
THIS AMENDMENT NO. 1 (“Amendment No. 1”) to the professional services agreement dated 
6HSWHPEHU (the “Agreement”) is made by and between the City of Chandler, 
an 
Arizona 
municipal 
corporation, 
(“City”) 
and 
$UGXUUD
*URXS
ΖQF 
(“Consultant”), on this ______ day of ___________________, 2023 (“Effective Date”). (City 
and Consultant may individually be referred to as “Party” and collectively referred 
to as “Parties”). 
RECITALS 
A.
The Parties entered into the Agreement for: Construction Management Services
(“Services”) for the Detroit Basin/ Gazelle Meadows Park Storm System & Associated
Improvements project.
B.
The Parties have determined that it is necessary and desirable for the Consultant to
perform additional services for the City under the terms and conditions set forth in this
Amendment No. 1 and the Agreement.
AGREEMENT 
NOW, THEREFORE, in consideration of the premises and mutual promises contained in the 
Agreement and this Amendment No. 1, the Parties agree to amend and modify the Agreement 
as follows. 
SECTION I – CONSULTANT’S SERVICES 
The Consultant’s Services are modified as described in the Exhibit "A" attached to and made 
part of this amendment by reference.

Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page 2 
Project No.: ST2101.451
Rev. 8/7/2023 
SECTION II – PERIOD OF SERVICE 
The Period of Service is increased by 120 calendar days for a revised total of 330 calendar days. 
SECTION III – PAYMENT OF COMPENSATION AND FEES 
The Fees are increased by $315,160.00 and will be payable in accordance with Exhibit "B" 
attached to and made part of this amendment by reference, for a revised total not to exceed 
$773,750.00. 
SECTION IV – CONFLICT AMONG DOCUMENTS 
The Agreement, this amendment, and any previous amendments constitute the complete 
agreement between the Parties concerning the subject matter of the Agreement and replace 
any prior oral or written communications between the Parties.  If a conflict or ambiguity arises 
between the Agreement and this amendment, the instrument in the following order prevails 
and controls: (1) this amendment; (2) any previous Amendments from most recent to oldest; 
and (3) the Agreement. 
SIGNATURE PAGE TO FOLLOW

Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page 3 
Project No.: ST2101.451
Rev. 8/7/2023 
IN WITNESS WHEREOF, the Parties hereto have caused this Amendment No. 1 to be duly 
executed.  Each Party warrants and represents that its respective signatories whose signatures 
appear below have been and are on the date of signature duly authorized to execute this 
Amendment No. 1. 
“CITY” CITY OF CHANDLER
MAYOR 
RECOMMENDED BY: 
Kimberly Moon, P.E. 
CIP City Engineer   
APPROVED AS TO FORM: 
City Attorney 
ATTEST: 
City Clerk 
Seal 
“CONSULTANT” 
$UGXUUD*URXS, Inc. 
Signature
Date 
Print Name 
Title 
Signer Email Address 
10/03/2023
Gary Fromm, PE
Practice Director
gfromm@ardurra.com
Digitally signed by Kimberly Moon
DN: C=US, 
E=Kimberly.Moon@ChandlerAZ.gov, O=City of 
Chandler, OU=Capital Projects Division, 
CN=Kimberly Moon
Date: 2023.10.04 08:56:55-07'00'

Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page 4 
Project No.: ST2101.451 
Rev. 8/7/2023 
 
Amendment No. 1 (cont.) 
Project No. ST2101.451 
 
 
These changes result in the following adjustments of Agreement amount and/or time: 
 
Amendment authorized by Owner name: Mickey Ohland  
 
Date: 9/21/2023 
Consultant email:  fhenderson@ardurra.com 
Original Agreement amount: 
$458,590.00 
Previous Amendment(s) total: 
$0.00 
Last Agreement amount approved by Council: 
$458,590.00 
This Amendment: 
$315,160.00 
This Amendment + previous Amendment(s) not approved by 
Council total: 
$773,750.00 
Revised Agreement total: 
$773,750.00 
Council Approval Required (yes indicates approval required) 
Yes 
No 
Amendment(s) total over $100,000: 
܈ 
܆ 
Amendment(s) total causes Agreement to exceed $100,000:  
܈ 
܆ 
Agreement Time 
Agreement time prior to this Amendment (including previous 
amendments): 
210 
Calendar Days 
Net change resulting from this Amendment: 
120 
Calendar Days 
Revised Agreement time (including this Amendment): 
330 
Calendar Days 
Council Approval (if applicable) 
Council Approval Date:       
Item No.       
 
cc:  Project Manager, Consultant, Owner, File

Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page A-1 
Project No.: ST2101.451 
Rev 8/7/23 
 
EXHIBIT A 
SCOPE OF WORK

1
EXHIBIT “A”
CONSTRUCTION MANAGEMENT
SCOPE OF SERVICES
City of Chandler Project No. ST2101.451
Detroit Basin/ Gazelle Meadows (Storm Drain, Water, and Sewer Improvements)
Erie St. (Mill/Repave, Streetscape & Alley Repair)
PROJECT TASKS 
1.
CONSTRUCTION MANAGEMENT
A. Task 1.1 Pre-Construction Meeting
i.
Attend one pre-construction meeting with the City and Contractor.
B. Task 1.2 Weekly Construction Meetings
i.
Conduct weekly construction meetings. Each meeting includes agenda, minutes and 
tracking logs for Request for Information (RFI), Shop Drawing, Requests for Proposal 
(RFP), Field Directive (FD), Material Certification and Allowance Logs. Consultant 
assumes forty-two (42) total weekly meetings will be held. Thirty (30) meetings are 
assumed for Detroit Basin/Gazelle Meadows and twelve (12) meetings are for Erie St..
C. Task 1.3 CPM Schedule
i.
Review and evaluate Contractor’s initial CPM and provide recommendations. 
ii.
Review Contractor’s monthly CPM schedule updates, identify CPM tasks behind 
schedule that may affect critical path items, project substantial and final completion 
dates and provide correspondence to City. Consultant assumes ten (10) total reviews.
Seven (7) reviews are assumed for Detroit Basin/Gazelle Meadows and three (3) 
reviews are for Erie St. improvements.
D. Task 1.4 Requests for Information (RFI’s)
i.
Review, evaluate, and respond to Contractor RFI’s. and prepare and maintain a 
submittal log of all RFI’s. Consultant assumes a maximum of forty (40) RFI responses.
Twenty (20) are assumed for Detroit Basin/Gazelle Meadows and twenty (20) reviews 
are for Erie St. improvements.
E. Task 1.5 Shop Drawing Submittals
i.
Review, evaluate, and respond to Contractor shop drawing submittals; and prepare 
and maintain a submittal log of all shop drawing submittals. Consultant assumes a 
maximum of twenty (20) reviews. Fifteen (15) are assumed for Detroit Basin/Gazelle 
Meadows and five (5) are for Erie St. improvements.
F. Task 1.6 Requests for Proposal (RFP)
i.
Prepare Requests for Proposal (RFP) documents detailing requested additional work 
tasks; review and evaluate Contractor RFP responses (cost derivations) with approval 
recommendations; and prepare and maintain a submittal log list of all RFP’s. 
Consultant assumes a maximum of thirty (30) RFPs. Twenty (20) are assumed for 
Detroit Basin/Gazelle Meadows and ten (10) are for Erie St. improvements.
G.
Task 1.7 Field Directives (FD’s)
i.
Prepare Field Directive (FD) documents detailing additional work tasks; review and 
evaluate Contractor FD responses with recommendations; and prepare and maintain 
a submittal log list of all FD’s. Consultant assumes a maximum of twenty (20) FD’s.
Twenty (10) are assumed for Detroit Basin/Gazelle Meadows and ten (10) are for Erie 
St. improvements.
H. Task 1.8 Contractor Payment Applications
i.
Review and evaluate Contractor monthly payment applications and make 
recommendation for payment; maintain a weekly record of constructed pay quantities 
and compile monthly totals; and coordinate payment application with the City quantity 
report and the inspectors’ daily logs. Consultant assumes a maximum of ten (10)

2
payment applications, with two (2) reviews each. Seven (7) reviews are assumed for 
Detroit Basin/Gazelle Meadows and three (3) reviews are for Erie St. improvements.
2.
CONSTRUCTION INSPECTION & ADA RAMPS
A. Task 2.1 Inspection Services
i.
Provide weekly construction inspection to verify materials and installations conform to 
construction documents, prepare daily inspection reports documenting Contractor 
construction activities, and progress, and perform intermittent erosion control 
inspections. Consultant assumes one (1) construction inspector full time 50 hours per 
week and an additional one (1) construction inspector for 25 hours per week for thirty
(30) weeks as needed for multiple crews, night work or weekend work for underground 
and surface restoration within residential project area.
ii.
Provide weekly construction inspection to verify materials and installations conform to 
construction documents, prepare daily inspection reports documenting Contractor 
construction activities, and progress, and perform intermittent erosion control 
inspections. Consultant assumes one (1) construction inspector full time 50 hours per 
week for twelve (12) weeks for Erie St. improvements.
B. Task 2.2 Project Closeout
i.
Compile non-conformance list, schedule and conduct Substantial Completion 
inspection, prepare Substantial Completion punch list, track completed punch list 
items and complete and distribute Substantial Completion certificates.
ii.
Schedule and conduct Final Completion inspection; and complete and distribute Final 
Completion certificates.
3.
Community Support
A. Task 3.1 Project Site Meetings & ADA Ramp
i.
Attend Public Meeting (1) and site meetings with City staff, property owners, Public 
Outreach and Contractor to discuss property specific concerns and Hotline calls 
related to construction impacts.
ii.
Perform laser level data collection of existing sidewalk, curb and ramp surface 
features and prepare details to reconstruct twelve (12) ADA ramps. Construction 
details are for sidewalk locations only – i.e. no driveway locations. Ramp details do 
not include utility relocations, utility coordination, traffic signal modifications, 
pedestrian push button modifications or new Type “A” poles.
4.
RECORD DRAWINGS 
A. Task 4.1 Record Drawings
i.
Review and monitor Contractor’s weekly updates on red-line drawing set for Detroit 
Basin/Gazelle Meadows improvements.
ii.
Assist and coordinate EOR questions during Detroit Basin/Gazelle Meadow record 
drawings preparation.
iii.
Prepare redlines and update construction exhibits for 12 ADA ramp locations.
5.
PROJECT MANAGEMENT
A. Task 5.1 Project Monitoring
i.
Perform accounting activities for Ardurra’s weekly contract management and budget 
monitoring.
ii.
Prepare regular monthly progress reports.
iii.
Perform regular budget monitoring.
iv.
Pay applications formatted to match fee derivation will be submitted monthly.
ASSUMPTION, CLARIFICATIONS, AND EXCLUSIONS
1.
Scope of work is based on assumed contractor schedule to be total forty-two (42) weeks of 
which thirty (30) weeks are assumed for Detroit Basin/Gazelle Meadows improvements and 
twelve (12) weeks are assumed for Erie St. mill/repave, alley and streetscape improvements.

3
2.
Inspection hours are based on assumed contractor construction schedule of ten (10) hour 
workdays five (5) days a week. On-site inspection will match contractor’s and subcontractor’s 
actual on-site work hours.
3. City’s design Engineer of Record (EOR) will provide technical assistance for RFI responses 
including exhibits and/or plan revisions for Detroit Basin/Gazelle Meadows improvements.
4.
All weekly construction meetings are virtual.
5.
Erie St. improvement limits are east UPRR right-of-way at west end and west curb returns of 
McQueen intersection at east end.
6.
Project site meetings assumed to average one 4 hour (includes travel time) visit each week.
7.
Contractor will survey and record existing pavement markings to be replaced in kind after new 
asphalt pavement is complete.
8.
The following items are excluded from this scope of work:
a.
Design services, construction plan production, technical specifications, utility relocations, 
utility coordination, traffic signal modifications, pedestrian push button modifications or 
new Type “A” poles.
b.
Streetscape and aesthetic features design, details, drawings, meeting attendance or public 
coordination.
c.
Utility research, mapping, potholing or survey for potholing.
d.
Preparation of construction redlines or record drawings
e.
Construction staking
f.
Special Inspections
g.
Construction Administration Services for federal fund compliance.
h.
City permit or permit application fees.
i.
Private and public utility relocation design.
j.
GIS survey or data processing.
k.
QA and IA material sampling, testing or scheduling.

Project Name: Detroit Basin/ Gazelle Meadows Park Storm System & Associated Improvements Amend No. 1 
Page B-1 
Project No.: ST2101.451 
Rev. 8/7/23 
EXHIBIT B 
FEE SCHEDULE

Task
Cost
1 Construction Management
16,930.00
$               
2 Construction Inspection
74,750.00
$               
3 Community Support
19,830.00
$               
4 Record Drawings
1,820.00
$                 
5 Project Management
2,165.00
$                 
6 Allowance
7,800.00
$                 
SUBTOTAL TASK:
123,295.00
$            
1 Construction Management
20,915.00
$               
2 Construction Inspection
93,755.00
$               
3 Community Support
24,360.00
$               
4 Record Drawings
2,285.00
$                 
5 Project Management
3,020.00
$                 
6 Allowance
9,800.00
$                 
SUBTOTAL TASK:
154,135.00
$            
1 Construction Management
5,265.00
$                 
2 Construction Inspection
22,790.00
$               
3 Community Support
5,970.00
$                 
4 Record Drawings
650.00
$                    
5 Project Management
655.00
$                    
6 Allowance
2,400.00
$                 
37,730.00
$              
315,160.00
$            
SUBTOTAL TASK:
EXHIBIT "B-1B"
CONSTRUCTION MANAGEMENT
ERIE STREET MILL/REPLACE & STREETSCAPE
FEE SCHEDULE
Erie St.AC & ADA
Alley Paving
Description
SUBTOTAL TASK:
Streetscape

CLASSIFICATION
MAN HOURS
UNIT
UNIT RATE
QUANTITY
TOTAL
1
Miles
0.54
$
-
$
Construction Manager
490
2
-
$
3
-
$
Inspection/Construction Observer
796
4
-
$
5
-
$
Inspection/Construction Observer
378
EIT
506
Printing (8-1/2" x 11")
Each
0.10
$
-
$
Printing (11" x 17")
Each
0.15
$
-
$
Administrative Support
64
Bond Large Format
Each
1.44
$
-
$
Mylar Large Format
Each
12.14
$
-
$
0
0
Exhibits
Each
250.00
$
-
$
Deliveries/Postage
Each
50.00
$
-
$
0
0
-
$
0
0
SUBCONSULTANT
TASK
FEE
0
0
1
-
$
2
-
$
0
0
3
-
$
4
-
$
0
0
5
-
$
6
-
$
0
0
7
-
$
8
-
$
9
-
$
10
-
$
-
$
CONSULTANT/EXPENSES
TASK
FEE
1
As Required 
20,000.00
$
2
-
$
3
-
$
4
-
$
5
-
$
20,000.00
$
LUMP SUM
X
TIME AND MATERIALS
90
(CALENDAR DAYS)
SOLICITATION / DIRECT SELECT
X
ON-CALL TASK ORDER
Subtotal Contract Labor
-
$
120.00
$
-
$
-
$
-
$
Subtotal Direct and Outside Expenses
(ON-CALL CONTRACT NO.)
Total Contract Fee & Allowances
315,160.00
$
185.00
$
120.00
$
-
$
-
$
-
$
5,440.00
$
-
$
90,650.00
$
95,520.00
$
COST PROPOSAL SUMMARY
PROJECT NAME:
FEDERAL PROJECT NO.:
PROJECT NO.:
BILLING RATES
LABOR COSTS 
CONTRACT LABOR
DIRECT AND OUTSIDE EXPENSES
TRACS NO.:
Detroit Basin CO 1 (Erie St. Mill/Overlay, Streetscape & Alley Repair)
ST22101.451
N/A
N/A
DESCRIPTION
115.00
$
85.00
$
-
$
-
$
-
$
TOTAL DIRECT LABOR
SUBTOTAL CONTRACT LABOR
295,160.00
$
295,160.00
$
58,190.00
$
Subtotal Subconsultants
Total Contract Fee
Subtotal Allowances
295,160.00
$
-
$
Personal Vehicle Mileage
REPRODUCTIONS - AT COST (Estimates Only)
45,360.00
$
-
$
SUBTOTAL DIRECT AND OUTSIDE EXPENSES
SUBCONSULTANTS FEE
-
$
-
$
Owners Allowance
EN2101.451
CONTRACT TERMS
ALLOWANCES
SUBTOTAL SUBCONSULTANTS FEE
SUBTOTAL ALLOWANCES 
PAYMENT METHOD
CONTRACT DURATION 
PROCUREMENT METHOD
Chandler On-Call: EN2101.451 CM Services
(RPA RATE TABLE NAME)
-
$
295,160.00
$
20,000.00
$
Updated 9/22/2023 6:59 AM
PHOENIX: 1001 N. Central, Suite 900, Phoenix, AZ 85004 | P: 602-263-1177 | F: 602-277-6286
MESA: 63 E. Main Street, Suite 502, Mesa, AZ  85201 | P: 480-539-7497
www.rpaeng.com
Sheet 1 of 3

# of Sheets
Construction 
Manager
Inspection/Constr
uction Observer
Inspection/Constr
uction Observer
EIT
Administrative 
Support
Hourly Rate
185.00
$
120.00
$
120.00
$
115.00
$
85.00
$
-
$
-
$
-
$
-
$
-
$
-
$
-
$
1
1.1
0
SUBTOT
AL 
0
0
0
0
0
0
0
0
0
0
0
0
0
1
CONSTRUCTION MANAGEMENT
1.1
Pre-Construction Meeting
4
4
4
6
6
24
1.2
Weekly Construction Meetings (12)
18
24
24
66
1.3
CPM Schedule reviews (3)
8
10
18
1.4
RFI's (5)
10
10
15
3
38
1.5
Shop Drawings Submittals (5)
5
10
3
18
1.6
Request for Proposal (10)
20
20
20
5
65
1.7
Field Directives (10)
20
20
30
5
75
1.8
Contractor Payment Application (3)
3
12
12
27
88
4
66
127
45
0
0
0
0
0
0
0
331
2
CONSTRUCTION INSPECTION
2.1
Inspection Services
240
600
240
120
1,200
2.2
Project Closeout
23
180
56
259
263
780
240
176
0
0
0
0
0
0
0
0
1,459
3
COMMUNITY SUPPORT
3.1
Project site meetings
72
48
120
3.2
ADA ramp design (12)
48
72
120
240
120
0
72
168
0
0
0
0
0
0
0
0
360
4
RECORD DRAWINGS COORDINATION
4.1
Record Drawings (ADA ramps)
3
12
24
39
3
12
0
24
0
0
0
0
0
0
0
0
39
Total Hours By 
Task
Task
Description
SUBTOTAL CONSTRUCTION INSPECTION
SUBTOTAL COMMUNITY SUPPORT
SUBTOTAL RECORD DRAWINGS COORDINATION
SUBTOTAL CONSTRUCTION MANAGEMENT
DERIVATION OF COST PROPOSAL SUMMARY
Updated 9/22/2023 6:59 AM
PHOENIX: 1001 N. Central, Suite 900, Phoenix, AZ 85004 | P: 602-263-1177 | F: 602-277-6286
MESA: 63 E. Main Street, Suite 502, Mesa, AZ  85201 | P: 480-539-7497
www.rpaeng.com
Sheet 2 of 3

# of Sheets
Construction 
Manager
Inspection/Constr
uction Observer
Inspection/Constr
uction Observer
EIT
Administrative 
Support
Hourly Rate
185.00
$
120.00
$
120.00
$
115.00
$
85.00
$
-
$
-
$
-
$
-
$
-
$
-
$
-
$
Total Hours By 
Task
Task
Description
DERIVATION OF COST PROPOSAL SUMMARY
5
PROJECT MANAGEMENT
5.1
Project Monitoring
16
11
19
46
16
0
0
11
19
0
0
0
0
0
0
0
46
490
796
378
506
64
0
0
0
0
0
0
0
2,234
90,650.00
$
95,520.00
$
45,360.00
$
58,190.00
$
5,440.00
$
-
$
-
$
-
$
-
$
-
$
-
$
-
$
Total Hours
Total Dollars
SUBTOTAL PROJECT MANAGEMENT
Updated 9/22/2023 6:59 AM
PHOENIX: 1001 N. Central, Suite 900, Phoenix, AZ 85004 | P: 602-263-1177 | F: 602-277-6286
MESA: 63 E. Main Street, Suite 502, Mesa, AZ  85201 | P: 480-539-7497
www.rpaeng.com
Sheet 3 of 3