CITYWIDE TREE PRUNING AND REMOVAL

CITY OF UNION CITY
ALAMEDA COUNTY, CALIFORNIA
PUBLIC WORKS DEPARTMENT
34009 Alvarado-Niles Road
Union City, CA 94587
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CONTRACT DOCUMENTSI AND CYONDITIONS
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CITYWIDE TREE PRUNING AND REMOVAL
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FOR USE IN CONJUNCTION WITH THE STATE OF CALIFORNIA,
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DEPARTMENT OF TRANSPORTATION STANDARD SPECIFICATIONS AND
STANDARD PLANS DATED 2022, CALIFORNIA MANUAL ON UNIFORM TRAFFIC
CONTROL DEVICES, AND THE PREVAILING WAGE RATES (CURRENT SEMI-
ANNUAL PUBLICATION), LABOR SURCHARGE AND EQUIPMENT RENTAL RATES
AND ALL OTHER CODES REFERRED THEREIN.
Project Manager: Jesus Banuelos
Telephone: 510-675-5422
BID OPENING: 2:00 PM, Pacific Standard Time, on Thursday September 10th, 2026
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TABLE OF CONTENTS
TITLE PAGE
VOLUME 1: CONTRACT DOCUMENTS
PART I: INTRODUCTORY PAGES
NOTICE INVITING BIDS 1
INSTRUCTIONS TO BIDDERS 3
CONTRACT CHECK LIST 14
AGREEMENT 15
PERFORMANCE BOND 21
PAYMENT/LABOR AND MATERIALS BOND 23
MAINTENANCE BOND 25
WORKER'S COMPENSATION INSURANCE CERTIFICATION 27
(SEC. 1861)
OPTIONAL ESCROW FOR SECURITY DEPOSIT AGREEMENT 28
FORM 1093 31
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FORM 1095 33
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CERTIFICATION OF SAFETY REQBUIREMENTS 34
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DRUG-FREE WORKPLACE CERT IFICATION 35
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RELEASE FORMS C 36
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PART II: GENERAL CONDITIONS C
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1. DEFINITIONS: T 46
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2. SCOPE OF WORK N 47
2.1 DocumentsO Furnished by City 47
2.2 OwnershCip of Documents Furnished by City 48
2.3 Project Plans and Technical Specifications 48
3. CONTROL OF WORK AND MATERIAL 49
3.1 Construction Manager's Status 49
3.2 Architect or Engineer's Status 49
3.3 Inspection and Testing of Work and Materials 50
3.4 Samples Furnished by the Contractor 51
3.5 Materials and Substitutions 51
3.6 Audit and Examination of Records 52
3.7 Advertising 53
3.8 Project Schedule 53
4. CHANGES IN WORK 54
4.1 City Directed Change Orders 54
4.2 Writing Requirement 54
4.3 Contractor Proposed Change Orders 54
4.4 Submission of Change Order Proposals 54
4.5 Change Order Pricing 54
4.6 Force Account Payment 55
4.7 Liability Under Unapproved Change Order 62
Union City Citywide Tree Pruning and Removal
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4.8 Changes Subject to Contract Documents 62
4.9 Change Order Disputes 62
5. TRENCHING AND UTILITIES 63
5.1 Excavation More Than Four Feet Deep 63
5.2 Excavation of Five Feet or More 63
5.3 Utility Relocation Costs 63
6. PROJECT FACILITIES 64
6.1 Work Site Offices 64
6.2 City Rights of Access and Ownership 64
7. PROSECUTION AND PROGRESS OF THE WORK 65
7.1 Liquidated Damages 65
7.2 No Damage for Delay Beyond City and Contractor Control 65
7.3 No Damage for Contractor Caused Delay 65
7.4 No Damage for Other Delay 65
7.5 Delays Caused by the City and/or Its Privities 65
7.6 Weather Delays 67
7.7 Delay Claims 67
7.8 Contractor Coordination of the Work 67
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7.9 Temporary Suspension of the Work 68
8. CONTRACTOR RESPONSIBILITBIEIS Y 69
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8.1 Eligibility 69
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8.2 Supervision of the Work C 69
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8.3 Contractor's Superintenden t 69
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8.4 Competent Employees 70
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8.5 Items NecesTsary for Proper Completion of the Work 70
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8.6 ConstrucOtion Reports 70
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8.7 SubcoNntracting 70
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8.8 Insurance 71
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8.9 Indemnities 73
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8.10 Licenses/Permits and Approvals 75
8.11 California Labor Code Requirements 75
8.12 Laws and Ordinances 77
8.13 Guaranty 78
8.14 Safety 79
8.15 Assignment of Unfair Business Practice Claims 73
9. MEASUREMENT AND PAYMENT 79
9.1 F.O.B. 81
9.2 Payment 81
9.3 Non-Allowable Direct Charges 81
10. PROJECT ACCEPTANCE AND CLOSEOUT 82
10.1 Occupancy 82
10.2 Work Completion and Final Inspection 82
10.3 Work Acceptance 83
11. REMEDIES AND DISPUTES 83
11.1 Failure to Correct Work 83
11.2 Termination 84
11.3 Disputes 86
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PART III: SPECIAL CONDITIONS
1. LOCATION 90
2. DURATION 90
3. TIME OF COMPLEITON AND LIQUIDATED DAMAGES 90
4. HOURS OF OPERATION 90
5. SEQUENCING AND ORDER OF WORK 91
6. LICENSES 91
7. SANITATION FACILITIES, WATER AND POWER 91
8. STAGING / CONSTRUCTION AREA 91
9. MEETINGS 91
10. SAFETY 92
11. MONTHLY PROGRESS REPORTS 92
12. PAYMENT 92
13. WORK NOT INCLUDED IN THE BID SCHEDULE 92
14. PERIODIC RELEASE OF RETENTION 92
15. WITHHOLDING PAYMENT 92
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PART IV: TECHNICAL SPECIFICATIONS 94
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VOLUME 2: BID FORMS PAGE
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Bidder's Check List T 107
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Bid Label O 108
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Proposal to the City CNouncil 109
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Bid Schedule 111
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Designation of Subcontractors 112
Statements, Questionnaire and Non-Collusion Affidavit 115
Bidder's Bond 123
Experience & Financial Qualifications 125
Project Addenda 127
Questionnaires on Personnel Practices for Contractor (Form 1094) 128
VOLUME 3: EXHIBITS
Sample Monthly Summary of Work Completed
Initial Grid Work Locations
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VOLUME 1: COFNTRA
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CT DOCUMENTS
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Union City Citywide Tree Pruning and Removal
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CITY OF UNION CITY
DEPARTMENT OF PUBLIC WORKS
NOTICE INVITING BIDS
Citywide Tree Pruning and Removal
INSTRUCTION FOR SUBMITTING BIDS
The City of Union City is soliciting bids from qualified Contractors to complete the project described herein.
Instructions and requirements for completing a bid are described below.
1. Qualifications: Contractor shall possess a valid Class C-61/D-49 (Tree Service), California Contractor's
license and a City business license at the time the contract is awarded.
2. The City of Union City is soliciting formal bids from qualified Contractors to complete the work described herein.
Instructions and requirements for completing a bid are described below.
3. Project Location: Various locations, City of Union City, California
4. Project Description: Work generally includes tree pruning services with a small allowance for tree removal
and emergency call out work. The estimated cost of the base bid and all additive bid item work is approximately
$300,000. As the City's annual tree maintenance contract, the project duration is two years, with the possibility
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of being extended up to three times for a period of one additional year.
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5. Bid Package: This project does not have plans and specificatTions. This RFP is the bid document. Non-bid
copies of the bid documents are available free of cRharge from thIe City's website under the "RFP, Bids, Notices"
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webpage, https://www.unioncity.org/Bids.aspxO, and from the various Builders Exchanges throughout the Bay
Area. For a copy of the bid documents atF no chargeT, email publicworks@unioncity.org.
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6. Pre-Bid Meeting: It is the bidder's responsibility Ato inspect the site of the proposed work to satisfy themselves
of the actual conditions and the degOree to which work will be required as part of their bid. A pre-bid meeting
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has not been scheduled, nor is onNe anticipated for this project.
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Bids Due: 2:00 PM PST, Thursday September 10, 2026
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Location: City Clerk's Office, City Hall,
34009 Alvarado-Niles Road, Union City, CA 94587
7. Bidder's Security: Bids must be accompanied by a proposal guarantee amounting to ten (10%) percent of the
total bid as described in the specifications. Said guarantee shall be forfeited to the City in case the bidder
depositing the same does not, within fifteen days after written notice that the contract has been awarded to him
(1) enter into a contract with the City and (2) furnish Performance and Payment Bonds as described in the
specifications.
8. Bid Questions To: Jesus Banuelos
34009 Alvarado-Niles Rd,
Union City, CA 94587
Phone: (510) 675-5422
E-mail: JesusB@unioncityca.gov
9. Prevailing Wage: As a "Public Works" project and pursuant to Section 1773 of the Labor Code, the general
prevailing wage rates for Alameda County shall apply to this contract, as determined by the Director of the
California Department of Industrial Relations.
Union City Citywide Tree Pruning and Removal
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10. Reply Format: All forms in the "Bid Proposal" Section shall be completed and returned by the bid's due date.
Bids are required for the entire work described herein. All blanks on the bid schedule must be completed.
11. Bid Award: The bid will be awarded to the lowest responsible bidder at the discretion of the City Council. The
City reserves the right to reject any and all bids, or to waive any errors, discrepancies or irregularities.
12. Firm Prices: All bid prices will be held firm for a minimum of sixty (60) calendar days after the due date for
submitting bids.
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Union City Citywide Tree Pruning and Removal
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CITY OF UNION CITY
34009 Alvarado-Niles Road
Union City, California 94587
INSTRUCTIONS TO BIDDERS
1. DEFINITIONS
1.1 Addenda or Addendum. As used in the Instructions to Bidders, any document
signed by an authorized representative of the City, reflecting an interpretation,
correction, or change regarding the bid package prior to bid opening. Depending
on the context, each addendum shall constitute a part of the bid package as one
of the Contract Documents, Bid Forms, and/or Project Plans and Technical
Specifications.
1.2 Agreement. As used in the Instructions to Bidders, the proposed contract
between the City and bidder concerning the Project, as evidenced by and
comprised of all of the Contract Documents.
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1.3 Bid Forms. The forms contained in Volume 2 of the bid package.
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1.4 Bid Package. A complete collection o f the following documents:
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1.4.1 Volume 1 - Introductory Pages, G eneral Conditions, Special Conditions,
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Technical Specifications. C
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1.4.2 Volume 2 - Bid Forms. T
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1.4.3 Volume 3 - Plans, DOetails and/or Location Exhibits (If needed)
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1.4.4 Any addenda to the bid package, if applicable.
1.5 Contract Documents. Depending on the context, this either refers to all the
documents in Volume 1 of the bid package, the definition of the term "Contract
Documents" as specified by the Agreement, and/or any addenda, if applicable.
1.6 Project. Citywide Tree Pruning and Removal, as described in the bid package.
1.7 Project contract. All of the Contract Documents combined.
1.8 Project Plans and Technical Specifications. The Project Plans are a document
or set of documents indicating primarily graphic detailed requirements concerning
the Project. The Technical Specifications are a document or set of documents
indicating the detailed Project requirements. Both are contained in Volume 3 of
the bid package and any addenda, if applicable.
1.9 State of California, Department of Transportation, Standard Specifications and
Standard Plans dated 2022. These documents are part of the project
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specifications and specifications. In case of a conflict or inconsistency between
the two sets of documents, the Project Plans and Technical Specifications noted
above per Section 1.8 will take precedence.
2. BIDDER'S REPRESENTATIONS
2.1 Each bidder, by submitting a bid, represents that all of the following is true:
2.1.1 The bidder has read and understands the bid package and the submitted
bid is in accordance with all the requirements of the bid package and
applicable laws and regulations.
2.1.2 In accordance with California Labor Code Sections 1777.1 or 1777.7,
neither the bidder, nor any proposed subcontractor included on the List of
Subcontractors form to be submitted with the sealed bid, are ineligible to
perform work on public works projects.
2.1.3 The bidder understands that quantities of unit price items may vary from the
estimates provided in the Project Plans and Technical Specifications.
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2.1.4 Representatives of the bidder BhaIve visiYted the project site and have
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familiarized themselves with the conditions under which the project work is
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to be performed to ensure that the pCroject work may be performed for the
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amount bid.
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2.1.5 The bidder has a vTalid license issued by the Contractors State License
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Board of CaliforniOa.
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2.1.6 The bidder has submitted bonds insured by a surety company admitted
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operating in the State of California.
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3. PRE-BID COMMUNICATION AND INTERPRETATION OF THE BID PACKAGE
3.1 Any bidder that discovers any apparent conflicts, errors, or ambiguities in the bid
package or between the contents of the bid package and the project site, and any
bidder that has questions or requires clarification concerning the bid package or
its intent, must inform the City in writing as soon as reasonably possible, but no
later than five (5) working days before the date specified for bid opening. Such
notice to the City must be sent to the fax number specified in the Notice Inviting
Bids for questions concerning the Project, based on the bid package. Such notice
to the City, if received less than five (5) working days before the time specified
for opening bids, may not be answered.
3.2 All interpretations, corrections, or changes regarding the bid package prior to bid
opening shall be made with an Addendum, written, and signed by an authorized
representative of the City and transmitted to all bid package recipients by e-mail
or in person. No other interpretations, corrections, or changes regarding the bid
package, issued prior to the date specified in the Notice Inviting Bids for the
Union City Citywide Tree Pruning and Removal
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opening of bids, will be binding. All Addenda issued by the City prior to the time
and date specified for opening bids will form a part of the bid package and must
be acknowledged as such by the bidder. Any party that receives a bid package
after an Addendum has been transmitted to bid package recipients by mail shall
instead receive the addendum along with the bid package and shall also be bound
by the terms and conditions of this subsection. Any changes, exceptions or
conditions concerning the Project and/or the bid package submitted by any bidder
as part of a bid may render that bid non-responsive.
4. PRE-BID ACCESS TO THE PROJECT SITE
4.1 Prior to submitting a bid, it will be the sole responsibility of each bidder to conduct
any additional examination, investigation, exploration, test, study or other inquiry
and to obtain any additional information pertaining to the physical conditions
(including, but not limited to, surface, subsurface, and underground utilities) at or
near the project site that may affect the cost, progress, or performance of the
Project, and that the bidder deems as necessary to prepare its bid in accordance
with the bid package. Bidders seeking any such additional examination,
investigation, exploration, test, study, other inquiry, or additional information
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concerning the Project will do so at the bidder's sole expense.
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4.2 Bidders seeking to conduct any addit ional examination, exploration, test, study,
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or other inquiry at the project site must requCest site access at least two (2) working
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days in advance from the Public Works D epartment - City of Union City, 34009
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Alvarado-Niles Road, Union City, California 94587. The Public Works
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Department may be reacheTd at the above address or by calling (510) 675-5305.
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4.3 The location of any eNxcavation, boring, sampling, or other testing will be subject
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to approval by the City and any other agencies with jurisdiction over such testing.
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Bidders may not conduct tests at the project site prior to obtaining City approval.
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The City may require bidders to execute an Access Agreement prior to approving
any testing at the project site.
4.4 Once the approved testing is complete, bidders must, to the City's satisfaction, fill
all trenches or holes, restore all pavement to match existing structural section,
and otherwise clean up and restore the test site to its pre-test condition.
5. BIDDING PROCEDURE
5.1 Bids must be received by the Office of City Clerk - City of Union City, 34009
Alvarado-Niles Road, Union City, California 94587, no later than the time and date
specified in the Notice Inviting Bids. Bids will be opened and read publicly at that
time. Bids that are submitted late according to the official time kept by the City
Clerk, or a designee, including any extension granted due to a material change,
will be returned unopened. City telephones, fax machines and computers are not
available for use by bidders.
Union City Citywide Tree Pruning and Removal
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