Special_Provisions.pdf

City of Napa Public Works Contract Documents Form 4.1 (2023-12-22) Fire Station No. 3 Driveway Repair Project SPECIAL CONDITIONS City Project No. FC25FD01 Page 1

SPECIAL PROVISIONS

1. Pre-Construction Conference. City will designate a date and time for a pre-construction conference with Contractor following Contract execution. Project administration procedures and coordination between City and Contractor will be discussed, and Contractor must present City with the following information or documents at the meeting for City’s review and acceptance before the Work commences:

1. Name, 24-hour contact information, and qualifications of the proposed on-site superintendent;

2. List of all key Project personnel and their complete contact information, including email addresses and telephone numbers during regular hours and after hours;

3. Staging plans that identify the sequence of the Work, including any phases and alternative sequences or phases, with the goal of minimizing the impacts on residents, businesses and other operations in the Project vicinity;

4. If required, traffic control plans associated with the staging plans that are signed and stamped by a licensed traffic engineer;

5. Draft baseline schedule for the Work as required under Section 5.2 of the General

Conditions, to be finalized within ten days after City issues the Notice to Proceed;

6. Breakdown of lump sum bid items, to be used for determining the value of Work completed for future progress payments to Contractor;

7. Schedule with list of Project submittals that require City review, and list of the proposed material suppliers;

8. Plan for coordination with affected utility owner(s) and compliance with any related permit requirements;

9. Videotape and photographs recording the conditions throughout the pre-construction

Project site, showing the existing improvements and current condition of the curbs, gutters, sidewalks, signs, landscaping, streetlights, structures near the Project such as building faces, canopies, shades and fences, and any other features within the Project area limits;

10. If requested by City, Contractor’s cash flow projections; and

11. Any other documents specified in the Special Conditions or Notice of Award.

2. Submittals. This provision is intended to supplement the requirements of General Conditions Section 2.5 on Submittals.

1.1 Procore. The City utilizes Procore (a project tracking platform) for all requests for information (RFI) and submittals. The Contractor shall upload all RFIs and submittals to Procore. The City will upload the Project Plans, Contract Documents, and project photos for viewing in Procore. The platform allows for web and tablet use. Before the pre-construction meeting, the Contractor shall provide contact

City Project No. FC25FD01 Page 2 information of all members requiring access to Procore. The Engineer will send a project link to all contact list members.

1.2 Time and Manner of Submission. The Contractor shall make all submittals far enough in advance of scheduled dates of installation to provide all required time for reviews, for securing necessary approvals, for possible revision and resubmittal, and for placing orders and securing delivery. In scheduling, allow at least seven calendar days for the Engineer's review, plus the transit time to and from the City office.

1.3 Required Contents. Restrict each submittal to only one Specification Section or portion thereof. Unless otherwise specifically permitted by the Engineer, make all submittals in groups containing all associated items for complete systems. The Engineer may reject partial submittals as not complying with the provisions of the Contract documents.

1.4 Required Corrections. At least one copy of each submittal will be returned to the Contractor marked "Accepted”, “Accepted as Noted”, “Revise and Resubmit”, or "Rejected." Submittals marked "Accepted as Noted" need not be resubmitted, but the notes shall be followed. If a submittal is rejected, it will be marked to indicate what is unsatisfactory. Resubmit revised drawings or data as indicated, in number of copies specified above.

Approval of each submittal by the Engineer will be general only and shall not be construed as:

1. Permitting any departure from the Contract requirements.

2. Relieving the Contractor of the responsibility for any errors and omissions in details, dimensions, or of other nature that may exist.

3. Approving departures from additional details or instructions previously furnished by the Engineer.

4. Relieving the Contractor from verifying all field conditions and dimensions.

Any submittals which are returned to the Contractor for resubmittal due to incompleteness or noncompliance more than once will cause additional review time and expense for the City. The Contractor shall reimburse the City for all costs associated with the third and subsequent review of any submittals. The City reserves the right to deduct resubmittal review costs from amounts due to the Contractor.

1.5 Submittal Certification. All submittals shall be certified by the Contractor for completeness and for compliance with the Contract Documents with the following Certification:

I hereby certify that all material submitted has been checked for completeness, for correctness, and for compliance with the drawings and specifications, that field dimensions and conditions have been verified, and that exceptions, if any are clearly noted.

City Project No. FC25FD01 Page 3

1.6 Minimum Submittal Items. The following are the minimum required submittal items; other submittals may be specified in other sections of the Special Provisions or Technical Specifications.

Authorized Representative Memo Emergency Contact Memo

Copy City of Napa Business License Resident/Commercial Notification Letters

Traffic Control Plan and Pedestrian Control Plan

Erosion and Sediment Control Plan

Progress Schedule Vehicle Air Compliance Certifications

Portland Cement Concrete Mix Design

Aggregate Base

Job Mix Formula

Prior to submittal for Engineer's review, use all means necessary to fully coordinate all materials, including the following procedures:

1. Determine and verify all field dimensions and conditions, materials, catalog numbers, and similar data.

2. Coordinate as required with all trades and with all public agencies involved.

3. Secure all necessary approvals from public agencies and others and signify by stamp, or other means, that they have been secured.

1.7 Measurement and Payment. The Contract Lump Sum price paid for Control of Materials includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section, complete in place, as described in the Contract and these Special Provisions, as directed by the Engineer, and no additional compensation will be allowed therefor.

3. Extra Work/Force Account. This provision is intended to supplement the requirements of General Condition Section 6 on Contract Modifications. The City shall determine equipment rental costs using the rates in Caltrans Labor Surcharge and Equipment Rental Rates book, current during the work paid at force account.

4. Noninterference and Site Management. This provision is intended to supplement the requirements of General Conditions Section 7.3 on Noninterference and Site Management.

The highway right of way shall be used only for purposes that are necessary to perform the required work. Contractor shall not occupy the right of way, or allow others to occupy the right of way, for purposes which are not necessary to perform the required work.

Overnight storage and staging of materials within the right-of-way will not be allowed, unless otherwise authorized by the Engineer.

1.1 Water Pollution Management. Any staging areas used shall conform to the provisions in section 1.10.02 "Water Pollution Control," of the City Standard Specifications and these Special Conditions.

1.2 Offsite Fencing. Contractor shall fence each of the parcels authorized for construction use with six feet high temporary chain link fencing completely covered with opaque black mesh screening. Contractor shall maintain the fencing

City Project No. FC25FD01 Page 4 continuously. Use of the Contractor’s work areas and other City-owned property will be at the Contractor’s own risk, and the City will not be held liable for any damage to, or loss of materials or equipment located within such areas.

1.3 Measurement and Payment. The Contract Lump Sum price paid for Control of Work includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section,

5. Project Site and Nearby Property Protections. This provision is intended to supplement the requirements of General Conditions Section 7.5 on Nearby Property Protections.

1.1 Landscape Replacement. Existing trees, plants, shrubs, lawns, other landscaping, irrigation equipment, and other private property that are not to be removed as shown on the plans or specified in these Special Provisions and are injured or damaged by reason of the Contractor’s activities, shall be replaced by the Contractor at the Contractor’s expense. Damaged or injured landscaping shall be removed and disposed of outside the highway right of way in conformance with the General Conditions. At the Contractor’s option, removed trees and shrubs may be reduced to chips. All replacement work shall be completed prior to the acceptance of work. Contractor shall replace damaged landscape as directed by Engineer and as follows:

1. Replace plants with plants of the same species.

2. The minimum size of tree replacement shall be no. 24 inch box and the minimum size of shrub replacement shall be 15-gallon container.

3. Replace tree(s) in accordance with City Standard Detail T-1. Replace ground cover plants with plats from flats and plant 12 inches on center or as directed by Engineer.

4. Water each plant immediately after planting. Saturate the backfill soil around and below the roots or the ball of earth around the roots of each plant. Water as necessary to maintain plants in a healthy condition until acceptance of work.

1.2 Monument Replacement. Contractor shall be responsible for the protection of all existing survey monuments and control points. All monuments destroyed during construction shall be resurveyed and replaced at the Contractor’s expense as outlined in the Business and Professions Code, Section 8771.

In the event the Contractor’s activities destroy any of the Engineer's survey control points, the Contractor shall replace such control points at the Contractor’s expense, subject to verification by the Engineer. The cost of any such verification of the Engineer's survey control points will be deducted from any moneys due or to become due to the Contractor. Contractor will not be allowed any adjustment in Contract time for such verification of survey control points by the Engineer.

1.3 Measurement and Payment. The Contract Lump Sum price paid for Control of equipment, and incidentals and for doing all the work involved in this section, City Project No. FC25FD01 Page 5

6. Testing and Inspection. This provision is intended to supplement the requirements of

General Conditions Section 7.8 on Testing and Inspection.

1.1 General. Contractor shall know and comply with the requirements of Sections 6-2, “Quality Assurance,” and 19-5, “Compaction,” of the Standard Specifications and these Special Provisions. Compaction tests will be taken on all subgrade, trench backfill, aggregate base, asphalt concrete material unless otherwise authorized by the Engineer. If the accepted aggregate base becomes saturated and/or disturbed, the subgrade shall again be proof-rolled, and testing may be required.

1.2 Measurement and Payment. The Contract Lump Sum price paid for Control of Materials includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section,

7. Project Site Conditions and Maintenance. This provision is intended to supplement the requirements of General Conditions Section 7.9 on Project Site Conditions.

1.1 Trash Bins. Contractor shall furnish trash bins for debris from structure construction. Debris shall be placed in trash bins daily. Contractor shall secure Engineer’s approval of trash bin location prior to placement of trash bins. The City does not guarantee that a trash bin can be located within the project limits.

1.2 Forms or Falsework. Forms or falsework that are to be re-used shall be stacked neatly concurrently with their removal. Forms and falsework that are not to be re-used shall be disposed of concurrently with their removal.

1.3 Street Disposal. Whenever any material disposal location is visible from a public street, the disposal area shall be left in a neat and uniform manner to the satisfaction of the Engineer. Contractor shall plan for disposing of materials outside the street right-of- way, and pay all costs involved. Disposable material shall not be stockpiled in the street beyond normal working hours. Material shall not be disposed of in any of the following areas:

1. Within the floodway of the City of Napa or the County of Napa.

2. Within the normal channel of any river, creek, stream, ditch, canal, swale, or other water course and within the portions of the adjacent flood plain of same as are required to efficiently carry the flood flow, as determined by the Engineer.

1.4 Contractor-Property Owner Agreement. Contractor shall know and comply with the requirements of Section 5-1.20B(4), “the Contractor-Property Owner Agreement,” of the Standard Specifications and these Special Provisions. Prior to any disposal of material, the Contractor shall obtain written permission from the owner of the proposed disposal site. Contractor shall submit the property owner’s written permission to the Engineer and obtain the Engineer’s written approval before moving the material offsite. If the disposal site is within the City of Napa city limits, the Contractor shall submit to the Engineer an authorized grading permit and plan prior to disposing of the material. A grading permit and plan is required

City Project No. FC25FD01 Page 6 when 50 CY of material or more is disposed either temporarily or permanently at a site. Grading permits are issued at the City of Napa Building Department.

1.5 Measurement and Payment. The Contract Lump Sum price paid for Control of equipment, and incidentals and for doing all the work involved in this section,

8. As-built Drawings. This provision is intended to supplement the requirements of General

Conditions Section 7.11 on As-built Drawings.

9.1 Measurement and Payment. The Contract Lump Sum price paid for Control of Work includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section, complete in place, as described in the Contract Documents, as directed by the Engineer, and no additional compensation will be allowed therefor.

9. Notice of Excavation. This provision is intended to supplement the requirements of

General Condition Section 7.13 Notice of Excavation. Contractor shall notify the City and the appropriate regional notification center for operators of subsurface installations at least two working days, but not more than 14 calendar days, prior to performing any excavation or other work close to any underground pipeline, conduit, duct, wire, or other structure.

Regional notification centers include, but are not limited to, the following:

Underground Service Alert (USA) – Northern California Phone: 811 ---- (800) 642-2444 Website: https://www.usanorth811.org/

10. Lines and Grades. This provision is intended to supplement the requirements of General

Conditions Section 7.17 Lines and Grades.

1.1 Survey Crew. Construction survey crew shall follow the California Department of Transportation’s Surveys Manual (Surveys Manual).

1.2 Measurement and Payment. The Contract Lump Sum price paid for Construction Staking includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in furnishing and setting construction and marks to establish and lines and grades, complete in place, as described in the Contract and these Special Provisions, as directed by the Engineer, and no additional compensation will be allowed therefor.

11. Environmental Control. This provision is intended to supplement the requirements of

General Conditions Section 7.19 Environmental Control. Water pollution control work shall conform to the provisions in section 1.10.02 "Water Pollution Control," of the City Standard Specifications and these Special Conditions.

1.1 Erosion and Sediment Control Plan. Contractor shall prepare and submit an

Erosion and Sediment Control Plan (ESCP) for the Engineer’s approval that describes and pictorially shows how the requirements shall be met for the Project.

The ESCP template is available on the City of Napa Public Works Department website: https://www.cityofnapa.org/574/Stormwater-Quality

City Project No. FC25FD01 Page 7

1.2 Measurement and Payment. The Contract Lump Sum price for Water Pollution Control includes full compensation for providing all labor, materials, tools, equipment and incidentals and for doing all the work involved in this section, including the preparation and maintenance of an Erosion and Sediment Control Plan, complete in place, as described in the Contract and these Special Provisions, as directed by the Engineer, and no additional compensation will be allowed therefor.

12. Construction Water. Construction water and applying water shall conform to the provisions in Section 10-6, “Watering,” of the Standard Specifications and these Special Provisions. Water required for the Project shall be taken through a hydrant meter supplied by the City.

1.1 Construction Water Fees. Contractor is responsible for paying the deposit and fee and all quantity charges associated with the use of the hydrant meter and backflow device. Fees are to be paid at the City of Napa’s Finance Department in City Hall at 955 School Street in Napa with a copy of the Construction Water Request Form. Contractor is fully responsible for protecting the meter, backflow device, and hydrant serving the hydrant meter from damages. Contractor’s deposit will not be returned if the equipment is lost, damaged, or stolen, and the Contractor will be required to obtain a new working hydrant meter from the City with payment of a new deposit.

The current fees for construction water as of January 1, 2025, are as follows:

Connection Charges

Hydrant Meter Deposit $1,750.00

Hydrant Meter Set Fee (non-refundable) $140.00

Moving Meter within Project $334.00

Construction Water Rates

Each 1,000 gallons $12.44

Service charge (monthly) $230

Per week (7 days) service charge $57.50

Meter will be set within two (2) working days of receipt of payment.

1.2 Restrictions and Relocations. The backflow device provided with the hydrant meter shall remain attached immediately behind the water meter with no exception.

No direct connections to fire hydrants, use of unmetered water services, or unauthorized connections to the existing water system will be allowed. Contractor shall not relocate a hydrant meter and backflow device. Contractor shall contact the City’s Corporation Yard at 707-257-9544 for hydrant meter relocation requests.

Contractor will be billed for each meter relocation.

1.3 Termination. Contractor shall additionally contact the City’s Corporation Yard when they are finished with the hydrant meter and want to close the account. Upon return of the hydrant meter and backflow device in good working order and undamaged, a refund may be provided to the Contractor. Any repairs or damages to the hydrant meter and/or backflow device will be deducted from the refund.

City Project No. FC25FD01 Page 8

1.4 Measurement and Payment. The Contract Lump Sum price for Control of Work includes full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section, complete in place, as described in the Contract and these Special Provisions, and as directed by the Engineer, and no additional compensation will be allowed therefor.

13. Payment. This provision is intended to supplement the requirements of General

Conditions Section 8 Payment.

1.1 Mobilization. Payments for mobilization are in addition to the partial payments made under Public Contract Code § 10261. The City makes partial payments for mobilization under Public Contract Code § 10264(a) except the amount of work completed does not include the amount earned for mobilization. The partial payment amount is reduced by a prorated amount bid in excess of the maximum allowed under Public Contract Code § 10264(a)(5).

The City pays the item total for mobilization in excess of the maximum allowed under Public Contract Code § 10264(a)(5) in the 1st payment after City has formally accepted the Project as set forth in Section 11.1, Final Completion.

1.2 Measurement and Payment. The Contract Lump Sum price paid for Mobilization includes full compensation for providing all labor, materials, tools, equipment and incidentals and for doing all the work involved in this section, complete in place, as described in the Contract and these Special Provisions, as directed by the Engineer, and no additional compensation will be allowed therefor.

Payments for the Mobilization contract item will be made progressively as follows:

1. When 5 percent of the original contract amount is earned, 50 percent of the amount bid for Mobilization, or 5 percent of the original contract amount, whichever is lesser, may be paid.

2. When 10 percent of the original contract amount is earned, 75 percent of the amount bid for Mobilization, or 7.5 percent of the original contract amount, whichever is lesser, may be paid.

3. When 20 percent of the original contract amount is earned, 95 percent of the amount bid for Mobilization, or 9.5 percent of the original contract amount, whichever is lesser, may be paid.

4. When 50 percent of the original contract amount is earned, 100 percent of the amount bid for Mobilization, or 10 percent of the original contract amount, whichever is lesser, may be paid.

14. Safety Precautions and Programs. This provision is intended to supplement the requirements of General Conditions Section 10.1 on Safety Precautions and Programs.

1.1 Public Safety. Contractor shall provide for the safety of traffic and the public in conformance with Section 7-1.04, "Public Safety," of the Standard Specifications and these Special Provisions. Contractor shall know and comply with the requirements of the section titled, “Temporary Traffic Control,” of these Special Provisions for provisions concerning flagging and traffic handling equipment and devices used in carrying out the provisions of this Public Safety Section.

1.2 Protective System.

City Project No. FC25FD01 Page 9

(A) Type. Type K temporary railing or other protective system shall conform to

Section 12-3.20, "Type Barrier Systems," of the Standard Specifications. Type K temporary railing, conforming to the details shown on “T3A” & “T3B” of the Standard Plans, may be used. Temporary crash cushion modules shall conform to Section 12-3.22, "Temporary Crash Cushion Modules" of the Standard Specifications.

(B) Placement.

1. Contractor shall install Type K temporary railing or other otherized protective system between a lane open to public traffic and an excavation, obstacle, or storage area when the following conditions exist:

a. Excavations — The near edge of the excavation is 15 feet or less from the edge of the lane, except:

i. Excavations covered with sheet steel or concrete covers of adequate thickness to prevent accidental entry by traffic or the public.

ii. Excavations less than one foot deep.

iii. Trenches less than one foot wide for irrigation pipe or electrical conduit, or excavations less than one foot in diameter.

iv. Excavations parallel to the lane for the purpose of pavement widening or reconstruction.

v. Excavations of side slopes, where the slope is steeper than 1:4 (vertical: horizontal).

vi. Excavations protected by existing barrier or railing.

b. Temporarily Unprotected Permanent Obstacles — The work includes the installation of a fixed obstacle together with a protective system, such as a sign structure together with protective railing, and the Contractor elects to install the obstacle prior to installing the protective system; or the Contractor, for the Contractor’s convenience and with permission of the Engineer, remove a portion of an existing protective railing at an obstacle and does not replace such railing complete in place during the same day.

c. Storage Areas — Material or equipment is stored within 15 feet of the lane and storage is not otherwise prohibited by the provisions of the Standard Specifications and these Special Provisions.

2. The approach end of installed Type K temporary railing shall be offset a minimum of 15 feet from the edge of the traffic lane open to public traffic.

The temporary railing shall be installed on a skew toward the edge of the traffic lane of not more than one foot transversely to ten feet longitudinally with respect to the edge of the traffic lane. If the 15-foot minimum offset cannot be achieved, the temporary railing shall be installed on the 10 to 1 skew to obtain the maximum available offset between the approach end of the railing and the edge of the traffic lane, and an array of temporary crash cushion modules shall be installed at the approach end of the temporary railing.

City Project No. FC25FD01 Page 10

(C) Lane Closure. Except for installing, maintaining, and removing traffic control devices, whenever work is performed or equipment is operated in the following work areas, the Contractor shall close the adjacent traffic lane unless otherwise provided in the Standard Specifications, these Special Provisions, or authorized by the Engineer:

Approach Speed of Public Traffic

{Posted Limit}

Work Areas

30 to 45 Miles Per Hour Within 3 feet of a traffic lane

The lane closure provisions of this section shall not apply if the work area is protected by permanent or temporary railing or barrier.

When traffic cones or delineators are used to delineate a temporary edge of a traffic lane, the line of cones or delineators shall be considered the edge of the traffic lane, however, Contractor shall not reduce the width of an existing lane to less than ten feet without written approval from the Engineer.

When work is not in progress on a trench or other excavation that requires closure of an adjacent lane, the traffic cones or portable delineators used for the lane closure shall be placed off and adjacent to the edge of the traveled way. The spacing of the cones or delineators shall be not more than the spacing used for the lane closure.

1.3 Confined Spaces. Contractor shall know and comply with 8 CA Code of Regs section 5158 while working within a confined space. For any work that is to take place in a confined space, the Contractor shall comply with all CAL/OSHA regulations concerning entry into confined spaces. Confined space for the purpose of this Article pertains to the interior of storm drains, sewers, vaults, utility pipelines, manholes, reservoirs, and any other such structure which is similarly surrounded by confining surfaces so as to permit the accumulation of dangerous gases or vapors. Tests for the presence of combustible or dangerous gases shall be made with an authorized device immediately prior to a worker entering a confined space and at intervals frequent enough to ensure a safe atmosphere during the time a worker is in such a structure. A record of such tests shall be kept at the job site.

Sources of ignition, including smoking, will be prohibited in any confined space until after the atmosphere within the confined space has been tested and found safe. No employee will be permitted to enter or remain within a confined space until such confined space is free of concentrations of harmful gases, and lack of oxygen, unless the employee is wearing suitable and authorized respiratory equipment. Confined spaces that contain or that have last been used as containers of toxic gases, light oils, hydrogen sulfide, corrosives, or poisonous substances, shall, in every case, be tested by means of authorized devices or chemical analysis before being entered without wearing authorized respiratory equipment.

Reservoirs, vessels, or other confined spaces having openings or manholes in the side as well as in the top shall be entered from the side openings or manholes when practicable.

1.4 Measurement and Payment. The Contract Lump Sum price paid for Control of Work include full compensation for providing all labor, materials, tools, equipment, and incidentals and for doing all the work involved in this section, complete in place, as described in the Contract and these Special Conditions, as directed by the Engineer, and no additional compensation will be allowed therefor.

City Project No. FC25FD01 Page 11

15. Hazardous Material. This provision is intended to supplement the requirements of General Conditions Section 10.3 Hazardous Materials.

1.1 Payment and Delays. In conformance with Section 25914.1 and 25914.2 of the

Health and Safety Code, removal of asbestos or hazardous substances including exploratory work to identify and determine the extent of the asbestos or hazardous substance will be performed by separate Contract, unless disclosed in the bid or Contract documents. If a delay of work in the area delays the current controlling activity, the Contractor shall submit an RFI to request a delay-related time or payment adjustment. The Contractor shall know and comply with the requirements of Article 5, “Contract Time,” of the General Conditions for delays.

END OF SPECIAL CONDITIONS