Welding_Services_Tech_Specs_04-17-2025.docx

TECHNICAL SPECIFICATIONS FOR WELDING SERVICES

1. OVERVIEW

The City of Tampa Department of Solid Waste & Environmental Program Management is seeking bids from qualified and certified contractors for metal fabrication and welding services to be performed on an “as-needed” basis at various locations throughout the City.

2. SCOPE OF WORK

The awarded contractor must provide all tasks associated with metal fabrication and welding services to be performed throughout the City. The scope includes the timely purchasing of necessary supplies for welding and fabrication services, the ability to perform these services onsite and off-site, the ability to transport welding and fabrication services as needed for completion. Metal shall include Metal, stainless Metal, other alloys and aluminum. All work performed shall comply with any applicable state and county codes.

3. BIDDER SUBMITTAL AND MINIMUM QUALIFICATIONS

Contractors must meet the following minimum qualifications and submit proof with their bid submission.

3.1. Contractor must have been in business for a minimum of three (3) years and submit proof of same in the bid submittal.

3.2. A list of three references from present or former clients. This list shall demonstrate the successful completion of similar projects. Such list shall be complete with telephone numbers, email address and contact person(s). By submitting a bid, the Bidder authorizes the City Representative to conduct reference investigations as needed.

3.3. Bidder’s firm and personnel shall be licensed and certified to perform the work herein. All personnel shall provide documentation from the American Welding Society (AWS) Certified Welder Program and the American Society of Mechanical Engineers (ASME) Pressure Vessel Certification. These certifications shall be active and must be submitted with the bid at the time of bid opening and throughout the term of the award including any renewal period(s).

3.4. Years experience in metal fabrication and welding:

3.4.1. 4-G, 5-G and 6-G Certified Welders must have a minimum of three (3) years of experience in metal fabrication and welding.

3.4.2. Journeyman welders must have a minimum of three (3) years of experience as a licensed journeyman.

3.5. Minimum 4-G Certified Welder.

3.6. A list of employees that will be involved in performing the work under this award, including years of experience and any licensing and certifications received. In addition, any licenses for the company pertinent to the work described herein should also be included.

3.7. Certifications are required for the Shielded Metal Arc Welding process (SMAW) and/or Gas Metal Arc Welding process (GMAW) minimum certification required for all welders. Parameters for SMAW or GMAW are to be at the proposer’s discretion (i.e. wire size, number and type of gas used, etc.)

If awarded Contractor(s), at their discretion, change or significantly alter their process(es), they will be responsible for supplying valid certification at no cost to the City. Significant alteration will be determined according to current published AWS guidelines for subject process(es).

Bidders that do not meet these requirements and/or do not submit the abovementioned information in their bid response package may not be considered.

4. EXPERIENCE REQUIRED

As it relates to years of experience, the Contractor must be experienced in the following areas:

· Pipe welding and flange replacement for various Water and Wastewater Treatment Plants equipment;

· Pipe fitting/repairs from 2“- 24“pipes at elevations of approximately 75 feet;

· Confined Space welding;

· Working around hazardous materials including Sulfuric acid, Sodium Hypochlorite, Ammonia, Sodium Hydroxide, Fluoride, etc.;

· Welding, replacement and/or repairs of hydraulic and fuel lines;

· Welding repairs or replacement of water/wastewater chemical lines from 2 inch to 36 inch in diameter;

· Fabrication of valve keys of various styles (i.e. button, curb stop and wheel);

· Pipe bracket fabrication and installation on bridge crossings;

· Welding repairs and fabrication of safety railings, walkways ladders, and platforms;

· Welding repairs and fabrication as related to clarifiers, lime silos, belt filter presses and scrubbers;

· Welding on piping, tanks, vessels and structures to supply and deliver chlorine, sodium hydroxide, sulfuric acid, lime and other chemicals;

· Welding repairs and fabrication as related to sewage lift stations and pump stations (i.e. brackets, railing, pump bases, and others);

· Proficiency in using two (2) part epoxy coatings as related to Tnemec and Carboline;

· Fabrication and Welding of general items used in the water and wastewater industries;

· Contractor must provide access for verification of fully equipped welding and fabrication shop.

5. DESCRIPTION OF WORK

The work shall include, but not necessarily be limited to the following:

5.1. Perform work in confined spaces as defined by OSHA regulations.

5.2. Provide uniform application of industrial epoxy coatings as specified by manufacture and project specifications.

5.3. Provide equipment and labor, capable of providing welding repairs and fabrication services at elevations up to seventy-five (75) feet above ground level.

5.4. Have a machine shop, labor on premises, and the ability to transport supplies to various locations throughout the City.

5.5. The contractor shall employ sound practices and methods standard in the industry.

6. WELDING PRACTICES

6.1. Awardee shall follow the proper welding procedure and shall guarantee that the finished weldment will meet the requirements of the intended use.

6.2. All work shall comply with applicable laws, ordinances, and regulations. Workmen shall perform such service in accordance with the latest industry standards, regulations, and applicable safety standards.

6.3. No work shall be done except as directed by the City representative. All work shall be performed in accordance with the instructions of Distribution Division Team Leader and shall be satisfactory for the use intended.

6.4. Base metals shall be thoroughly cleaned of all slag, paint, grease, corrosion, oils, moisture, etc. and any foreign materials shall be removed.

6.5. All weld slag shall be removed, and each weld shall be thoroughly cleaned before making the next weld or pass.

6.6. All defective welds shall be removed prior to welding. Welds shall be thoroughly inspected, and defective welds shall be removed and replaced with proper welds.

6.7. Welds shall present a finished appearance; overlaps and undercuts shall be properly repaired.

7. DELIVERABLES

7.1. Routine Service, Monday through Saturday, 7:00 am – 6:00 pm

7.1.1. Response time to be within twenty-four (24) hours of request, for on- site repairs and for equipment to be picked up at the City locations and repaired at vendor shop.

7.2. Emergency Service, Monday through Saturday, 6:01 pm – 6:59 am, Sundays, and holidays.

7.2.1. Response time is to be within two (2) hours of request, twenty-four (24) hours a day a week.

7.3.

Progress reports (as requested)

7.3.1. At the request of the City, the contractor will provide a status report within 48 hours on all projects that are being worked on.

8. SITE INSPECTION ESTIMATE

8.1. When the need arises, the City will notify the contractor of the need for services. Notification will include name and address of the facility, name and telephone number of the contact person.

8.2. Within twenty-four (24) hours after notification of a job, contractor shall make a site inspection (if required) and provide a written or verbal estimate based on prices bid herein. The City requires an estimate prior to beginning any job. The twenty-four (24) hour deadline may be extended by City personnel if required. All written estimates must provide a breakdown of labor hours, materials costs, equipment costs, and any subcontractor fees. For orders exceeding $1,999.99, the City will provide a Requisition to Purchasing to obtain a Purchase Order to issue to the vendor before any services are rendered.

8.3. City Representative will provide written acceptance of all estimates prior to any work being done by the Awardee. Awardee will not be compensated for any work that has not received prior written acceptance of the City Representative.

8.4. During site inspection if the contractor detects or anticipates a problem that may interfere with work set forth herein, he/she shall immediately notify the City.

8.5. Hourly rates are defined as actual time worked. Hourly rates for personnel shall commence upon arrival at site. No travel time shall be reimbursed by the City. Shop rate shall include pickup and/or delivery cost to all sites.

8.6. All shop and welding services will be completed within seven (7) days of the receipt of printed purchase order or blanket purchase order. *Some jobs may be longer. Request permission from the City for extension of certain jobs.

8.7. The City will pay a minimum charge of one (1) hour for one (1) man for each service call requested.

8.8. Some materials may be furnished by the City. All other materials will be furnished by contractor on the basis of actual cost plus a markup (markup maximum of 10%). Such materials shall become the property of the City.

9. INVOICING

9.1. For orders exceeding $1,999.99, the City of Tampa requires a Purchase Order be received by the vendor prior to the start of the project. Billing time shall begin when contractor personnel arrive on site to begin the work. Billing time shall stop when contractor personnel leave the job site. No travel time will be allowed. Should contractor personnel have to depart the job site to secure parts not on hand, it shall be at the expense of the contractor. Labor shall be billed and paid at the rate bid to the nearest quarter hour. Supervisors employed by the contractor who visit a job site as part of their supervisory duties shall not bill the City for such visits. Invoices shall be submitted via email to the designated City representative. Invoices must include the following:

9.1.1. Number of employees that worked.

9.1.2. Number of hours worked by each employee.

9.1.3. Hourly rate times the number of hours worked.

9.1.4. Materials Cost + Markup (including Invoice from supplier for all purchased materials)

9.1.5. Miscellaneous Materials (identified as Miscellaneous Materials, Stock, or Truck Stock)

9.1.6. Copies of the work tickets- Vendor supplied work tickets shall be completed with all information required including number of hours worked, material costs, etc.

The contractor will be allowed to invoice for miscellaneous materials (also known as 'truck stock' or 'stock'). Miscellaneous materials is defined as materials that are already owned by the contractor, and are incidentally used to complete the repairs. The cost of miscellaneous materials shall never exceed $1,000 per repair. Miscellaneous materials are not intended to be abused by the contractor; therefore, it will require the approval of the Project Manager. A decision by the Project Manager pertaining invoicing of miscellaneous materials is final, whether it is in favor or against the contractor. No back up will be required for the invoicing of miscellaneous materials; however, the contractor will be required to list such miscellaneous materials in the invoice, already owned by his company, and used for invoiced repairs. Miscellaneous materials are not subject to the contract percentage mark up.

Taxes paid by the Contractor for parts/ materials may be billed as pass through to the City. Taxes are not subject to the contract percentage mark up.

10. ADDITIONAL SERVICES

10.1. Equipment: Additional Services provided by the usage of rental equipment shall be reimbursed at the actual cost of the rental equipment. Invoices of rental equipment must be provided in order to receive payment of the pass-through cost.

10.2. Subcontractors: Additional Services provided by the use of a subcontractor shall be reimbursed at the actual cost of the subcontractors’ work. Invoices from subcontractors must be provided in order to receive payment of the pass-through cost. Use of subcontractors must be pre-approved by the designated City representative.

11. SUBCONTRACTORS

Subcontractors shall not be utilized on a regular basis but on occasion and in the event of an emergency wherein the Contractor is unable to fulfill the response time requirement. The City shall approve any and all subcontractors used to respond to calls for service. The Contractor is fully responsible to the City for the acts and omissions of subcontractors and of persons either directly or indirectly employed by said subcontractor. Nothing contained in the contract documents shall create any contractual relations between any subcontractor and the City. The subcontractor shall follow the scope of services as stated herein. Prior to any Subcontractor’s response to City calls for service, the Contractor shall obtain written approval of the subcontractors used within the terms of this contract and shall submit for approval to the Procurement Division Certificates of Insurance. Subcontractors shall maintain the same types and limits of insurance as required of the Contractor.

12. EMERGENCY WORK

12.1. Awardee shall accept such work as may be determined by the City Representative as an emergency and further agrees to give such emergency work priority over all other work in the Awardee’s shop(s).

13. AWARD PERIOD

1-YR WITH QTY-2 1-YR RENEWALS

14. BID RESPONSE

(per hour)

TOTAL

*Awardee shall include the cost for all consumables (gas, wire, and welding rods) in the hourly rate bid.

**A & B - A journeyman welder is a person who has a trade certificate that shows the required completion of an apprenticeship.

***C & D - An apprentice is a person who is learning a trade from a skilled employer to become certified as a journeyman, (laborer in the trade).

OTE FORM

Part, materials, equipment markup (percentage markup on cost not to exceed 10%) __________%