HomeMy WebLinkAbout2022-03-07-J01H_07 Professional Consulting Svcs Agr Amendment 1_Grand Prairie Pkwy-SE Tallgrass Traffic Signals\AGENDA ITEM:
CITY OF WAUKEE, IOWA
CITY COUNCIL MEETING COMMUNICATION
MEETING DATE: March 7, 2021
AGENDA ITEM:Consideration of approval of a resolution approving Supplemental Agreement
for Additional Services No. 1 with Snyder & Associates, Inc. [Grand Prairie
Parkway and SE Tallgrass Lane Traffic Signals]
FORMAT:Resolution
SYNOPSIS INCLUDING PRO & CON: The original Agreement for Professional Consulting
Services with Snyder & Associates, Inc. (RES #2021-516) includes traffic signal design for the
intersection of Grand Prairie Parkway and SE Tallgrass Lane. The project will support the increasing
traffic generated by the continued growth and development in the area.
The City has decided to proceed with installation of traffic signals at the intersection of SE Ashworth
Road and SE Parkview Crossing. Development in the area is set to be complete in the fall of 2023.
Planned signal installation at Grand Prairie Parkway and SE Tallgrass Lane is in close proximity, and
lead time on traffic signal equipment make it advantageous to proceed with design and bidding at this
time. Theis supplemental agreement includes additional topographic survey and traffic signal design to
include both intersections in a single bid package.
FISCAL IMPACT INCLUDING COST/BENEFIT ANALYSIS: $38,000.00
COMMISSION/BOARD/COMMITTEE COMMENT:
STAFF REVIEW AND COMMENT:
RECOMMENDATION: Approve the Resolution.
ATTACHMENTS: I. Resolution
II. Supplemental Agreement for Additional Services #01
PREPARED BY: Beth Richardson
REVIEWED BY: Rudy Koester RK
J1H7
THE CITY OF WAUKEE, IOWA
RESOLUTION 2021-
APPROVING AMENDMENT NO. 1 FOR PROFESSIONAL
CONSULTING SERVICES WITH SNYDER & ASSOCIATES, INC.
[GRAND PRAIRIE PARKWAY AND SE TALLGRASS LANE TRAFFIC SIGNALS]
IN THE NAME AND BY THE AUTHORITY OF THE CITY OF WAUKEE, IOWA
WHEREAS, the City of Waukee, Dallas County, State of Iowa, is a duly organized Municipal
Organization; AND,
WHEREAS, the City retained the consultant services of Snyder & Associates, Inc. for the Grand
Prairie Parkway and SE Tallgrass Traffic Signals Project (Resolution #2021-516); AND,
WHEREAS, the Agreement for Professional Consulting Services with Snyder & Associates,
Inc. includes traffic design for the intersection of Grand Prairie Parkway and SE Tallgrass Lane.
The project will support the increasing traffic generated by the continued growth and
development in the area; AND,
WHEREAS, The City of Waukee has decided to proceed with installation of traffic signals at
the intersection of SE Ashworth Road and SE Parkview Crossing. Development in the area is set
to be complete in the fall of 2023. Planned signal installation at Grand Prairie Parkway and SE
Tallgrass Lane is in close proximity, and lead time on traffic signal equipment make it
advantageous to proceed with design and bidding at this time. This supplemental agreement
includes additional topographic survey and traffic signal design to include both intersections in a
single bid package;
NOW THEREFORE BE IT RESOLVED by the City Council of the City of Waukee that the
Supplemental Agreement for Additional Services No. 1 between Snyder & Associates, Inc. and
the City of Waukee, Iowa [Grand Prairie Parkway and SE Tallgrass Lane Traffic Signals] is
hereby approved.
Passed by the City Council of the City of Waukee, Iowa, and approved the 7th day of March,
2022.
____________________________
Courtney Clarke, Mayor
Attest:
_____________________________
Rebecca D. Schuett, City Clerk
RESULTS OF VOTE: AYE NAY ABSENT ABSTAIN
Anna Bergman Pierce
R. Charles Bottenberg
Chris Crone
Larry R. Lyon
Ben Sinclair
Rev 04-16-19 Page 1 of 1
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SUPPLEMENTAL AGREEMENT FOR ADDITIONAL SERVICES # 01
To: Snyder & Associates, Inc.
2727 SW Snyder Blvd.
Ankeny, IA 50023
Attn: Nathan Carhoff
Phone: 515-964-2020
Fax: 515-964-7938
This is authorization for Snyder & Associates, Inc. to proceed with the following described additional services.
Client: City of Waukee
Project Name: Grand Prairie Parkway and SE Tallgrass Lane Traffic Signals
S&A Project Number: 122.0095.01 Original Agreement Date: December 20, 2021
DESCRIPTION OF ADDITIONAL SERVICES:
Refer to Attachment 1A.
Lump Sum in the amount of: $
Hourly plus expenses per original agreement or attached fee schedule, not to exceed budget: $38,000
Document attached:
The undersigned, on behalf of the Client, understands and agrees that the services described in this
Supplemental are additional services, scope of which is not contained within the original scope of services
defined in the original agreement. The Additional Services in this Supplemental are subject to the general
conditions contained in the original Professional Services Agreement.
City of Waukee (Client)
SNYDER & ASSOCIATES, INC. (Professional)
(Type or Print Name above line)
By:
By:
(Authorized Agent) (Authorized Agent)
Courtney Clarke, Mayor
David N. Moeller, President
(Printed or typed signature) (Printed or typed signature)
Date:
Date:
Route executed to: Todd Knox
02/15/2022
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ATTACHMENT 1A
GRAND PRAIRIE PARKWAY AND SE TALLGRASS LANE TRAFFIC SIGNALS
WAUKEE, IOWA
CLIENT: CITY OF WAUKEE
230 W. HICKMAN ROAD
WAUKEE, IOWA, 50263
C/O RUDY KOESTER
Hereinafter referred to as the “City”
ENGINEER: SNYDER & ASSOCIATES, INC.
2727 SW SNYDER BLVD
ANKENY, IOWA 50023
Hereinafter referred to as the “Consultant”
PROJECT: GRAND PRAIRIE PARKWAY AND SE TALLGRASS LANE TRAFFIC SIGNALS
DATE: FEBRUARY 14, 2022
SCOPE OF SERVICES:
I. GENERAL
The City of Waukee has decided to proceed with installation of traffic signals at the intersection of SE
Ashworth Road and SE Parkview Crossing. Development in the area is set to be complete in the fall of
2023. Planned signal installation at Grand Prairie Parkway and SE Tallgrass Lane is in close proximity,
and lead time on traffic signal equipment make it advantageous to proceed with design and bidding at this
time. This supplemental agreement includes additional topographic survey and traffic signal design to
include both intersections in a single bid package
II. BASIC SERVICES
A. Topographic Survey
The Consultant shall perform additional topographic survey at the intersection of SE Ashworth Road
and SE Parkview Crossing to facilitate design efforts.
a. Site Features: A topographic field survey will be performed of the above ground physical
features including pavements, trees, drainage structures, pipes, driveways, utility
appurtenances, etc. within the limits of the Project. The survey corridor will be as shown and
delineated in the attached Location Map.
b. Utilities: The utility portion of the survey shall be created using the field survey and
information as provided to the Consultant from the utility owners by either existing record
and or physical field locates. The Consultant shall make a diligent attempt to make an
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accurate representation of underground utilities, vaults and related items but no guarantee can
be made as to the condition or location horizontally or vertically between each structure. This
portion of the topographic survey would constitute a level "C" utility survey as outlined by
the Subsurface Utility Engineering profession.
c. Coordinate System: The coordinate system used will be State Plane Iowa South (1402) NAD
83.
B. Boundary Survey
The Consultant will perform research and locate field evidence necessary to establish the existing
right of way lines within the project limits. No boundary surveys will be done of properties outside of
the existing right of way. The right of way information will be used for design and plan preparation
purposes.
C. Roadway Design
It is understood the intersection has already been or will be constructed and has been designed to
accommodate traffic signals.
The Consultant will perform design for minor sidewalk and ramp relocation as needed for the
installation of traffic signals.
D. Right-of-Way Services
Right-of-way has already been or will be acquired by the City.
E. Traffic Signal Design
The Consultant shall perform the following tasks:
a. Preliminary Traffic Signal Design and Plans:
i. Develop a design criteria memo for the traffic signalization functionality for approval
by the City prior to final design.
ii. Traffic Signal Design: Utilize project base mapping to prepare traffic signal plans,
using applicable design standards and specifications of the City, SUDAS, and the
MUTCD.
iii. Traffic Signal Plan Sheets: Traffic signal preliminary plans are anticipated to include
the following sheets. Signal layout sheets will include proposed signal poles,
controller cabinet, and signal head placement.
1. Signal Layout Sheet for the intersection.
2. Signal Wiring and Phasing Sheet for the intersection.
iv. Prepare preliminary opinion of probable traffic signal cost.
b. Final Traffic Signalization Design and Plans:
i. Upon receipt of preliminary plan review comments from the City, the Consultant will
complete traffic signal construction documents for the Project.
ii. Final Design Plans and Specifications:
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1. Complete the final traffic signal design, plans, and specifications for
incorporation into the contract documents. Specifications may include
Special Provisions, plan notes or estimate reference information to
supplement City and/or Iowa SUDAS specifications.
2. Final plans are anticipated to include the following additional plan sheets
incorporated into the overall project plans.
a. Signal Layout Sheet for the intersection
b. Signal Wiring and Phasing Sheet for the intersection
c. Signal Interconnect from Grand Prairie Pkwy to this intersection
d. Signal Detail Sheet(s)
3. Provide final plans, specifications, and update to bid documents for the
project letting.
4. Prepare final opinion of probable traffic signal cost to incorporate into the
project cost opinion.
III. CONSTRUCTION PHASE SERVICES
Upon receipt of authorization under the Final Design Phase as described herein, the Consultant shall
perform the following services:
A. Bidding
Scope included in original contract; no additional scope necessary.
B. Construction Administration
The Consultant shall perform construction administration duties, for the traffic signals at SE
Ashworth Road and SE Parkview Crossing, consistent with the scope identified in the original
contract.
C. Traffic Signalization Construction Services
The Consultant shall perform construction services specifically related to the traffic signals at SE
Ashworth Road and SE Parkview Crossing as follows:
a. Review any additional shop drawings, test reports, catalog cuts and materials certifications for
compliance with the project specifications, not previously included within the original contract.
b. Observe construction activities as requested by the City. Anticipated activities include pouring
mast arm pole foundations.
c. Develop traffic signal timing plans for the proposed traffic signal. Provide plans to City for
review.
d. Attend initial turn-on of traffic signals and assist with timing operation adjustments. Conduct
field review of implemented timings and make adjustments.
e. Conduct an on-site review of the constructed improvements with the City prior to final
acceptance of the Project.
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D. Construction Survey
The Consultant will be responsible for providing construction staking for the work at the intersection
of SE Ashworth Road and SE Parkview Crossing. The Consultant will set stakes needed for
installation of the traffic signals. It is anticipated that two trips will be necessary, one for signals and
one for sidewalk modifications. Staking needed for other roadway items or utilities is not included in
this scope of work. Any staking that is destroyed due to construction activates and needs to be
replaced will be at the Contractor’s Expense. Construction documents will contain notes indicating
the scope of construction staking to be provided.
E. Record Drawings
The Consultant shall furnish record documents, for the traffic signals at SE Ashworth Road and SE
Parkview Crossing, consistent with the scope identified in the original contract.
IV. COMPENSATION
In consideration of the professional services provided herein, the City agrees to pay the Consultant the
following sum, NOT-TO-EXCEED, including any authorized reimbursable expenses, pursuant to the
Schedule of Fees set forth in Attachment 3 of the original agreement. The compensation schedule as set
forth in Article 3 of the original agreement is amended as follows:
Basic Services of the Consultant
Base
Agreement
Supplemental
Agreement
No. 01 Total
A. Project Management $4,700 $1,700 $6,400
B. Topographic Survey $5,700 $5,700 $11,400
C. Boundary Survey $1,700 $1,700 $3,400
D. Traffic Signal Design $23,200 $19,700 $42,900
SUBTOTAL (Hourly Rate + Expenses) $35,300 $28,800 $64,100
Construction Phase Services of the Consultant
Base
Agreement
Supplemental
Agreement
No. 01 Total
A. Bidding $2,500 $2,500
B. Construction Administration $2,400 $1,000 $3,400
C. Traffic Signal Construction Phase Services $4,900 $4,300 $9,200
D. Construction Survey $3,100 $3,100 $6,200
E. Record Drawings $1,100 $800 $1,900
SUBTOTAL (Hourly Rate + Expenses) $14,000 $9,200 $23,200
TOTAL (Hourly Rate + Expenses) $49,300 $38,000 $87,300
TRAFFIC SIGNALS
GRAND PRAIRIE PARKWAYSE ASHWORTH ROAD SE ESKER DRI
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2/14/2022 ncarhoff
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Project Location
SE Ashworth & SE Parkview Traffic Signals | Waukee, IA | 02/14/2022