15-Specifications and Requirements OPN2130579B1 -.pdf

SPECIFICATIONS AND REQUIREMENTS

Ground Storage Tank Inspection, Maintenance and Repair Services

1. SCOPE OF WORK

Broward County Water and Wastewater Services (WWS) operate seventeen (17) finished drinking water ground storage tanks and clearwells of different sizes (from 0.3 million gallons to 5.0 million gallons in capacity) and construction types at various locations throughout the County listed below in the Measurement and Payment section.

Chapter 62-555.350 of the Florida Administrative Code (F.A.C.) requires that all finished drinking water storage tanks be inspected for structural and coating integrity at a frequency of five (5) years intervals by personnel under the responsible charge of a professional engineer licensed in the State of Florida.

Contractor, under this Scope of Agreement, shall submit a technical report including findings from tank interior and exterior inspections for each tank. The report shall be sign and sealed by a State of Florida registered professional engineer and in accordance with the American Water Works Association (AWWA) D110 standards. In addition, the report shall include recommendations for cleaning and necessary repairs for compliance with the regulatory agencies.

2. DETAILED SCOPE

The County is requiring that all the work be completed while the tanks are at full capacity, static or operational. Contractor may select a team to engage certified commercial diver inspectors with robots and/or commercial divers in dry suits for confined entry work and equipped with all necessary trainings, safety, diving, and video recording equipment and apparatuses. The inspectors, robots and/or divers and their equipment shall be sprayed with contractor provided bleached water solution prior to entering each tank. Electrical power and access to the tanks shall be provided by the County.

Contractor shall furnish all the tools, transportation, communications, labor, materials, equipment, and supplies needed to perform tank interior and exterior inspections identifying structural and coating deteriorations and deficiencies caused by bio-growth and mineral residues, if present on all tanks listed below in measurement and payment section.

Contractor shall prosecute the work at its cost and perform work in compliance with Broward County ordinances, federal, state, local laws and regulations. Contractor must comply with the OSHA Regulation for Lock Out / Tag Out of each tank while diving.

Contractor shall submit evidence of three (3) years of experience with tank inspections and of all other information requested in the aforementioned paragraph as part of its bid, by providing at least three references of similar scope of work performed.

Underwater Inspection and Exterior Exposed Wall Inspection shall be inclusive of the followings:

A. Contractor shall evaluate the potable ground storage tanks conditions, inside and outside, to identify leaks, structural damages and coating deterioration, bio-growths, deposits, and sludge, and to repair cracks, spalled concrete, etc.

B. Contractor shall inspect and evaluate all seventeen (17) tanks listed in the Bid

Sheet. Tank inspections shall not exceed one eight (8) hour period for each tank.

Contractor should inform the County if the eight (8) hour period would be exceeded and must identify the tank with the situation or conditions for review by the County Staff. Tank inspections are bid on a lump sum basis, with exception of line 16; no additional charges will be allowed if work exceeds the eight (8) hour period.

C. Contractor’s inspection shall include, but not be limited to, tank structural integrity and coating, tank foundation, the tank wall where it meets the foundation, access ladders, fill line pipe, pump suction sumps or vortex covers, air vents, overflow pipes, roof hatches, and any mechanical fasteners for ladders or level control.

Inspection Report and Video Records shall be inclusive of the following:

A. Contractor shall video record underwater and exterior wall inspections in full digital color video clearly narrated in English describing visual observations on DVD with capability of creating individual digital pictures. The video and pictures must include the entire interior and exterior conditions of each tank, be well lit, clear, and free of obstruction.

B. Contractor’s Inspection report shall recommend work for future mechanical repair or future recoating of the tank interior and exterior, including leak suppression preventative measures.

C. For each tank inspected, the contractor shall provide five (5) original hard copies of Certified Tank Inspection Reports, signed, and sealed by Florida Registered Professional Engineer with color photos and DVDs.

D. Contractor shall provide also provide one digital file of the report in a DVD or Flash drive.

3. CONTRACTOR REQUIREMENTS

A. The County shall determine the schedule and sequences of inspection of the individual tanks based upon operational parameters of the water treatment and distribution system and shall issue Purchase Orders as it deems appropriate.

B. Contractor shall not start work on any project until specifically authorized by the County Project Coordinator. Contractor shall cooperate with Broward County staff and other contractors performing work at Broward County facilities in performing work defined in each assigned Purchase Order. Contractor shall keep the Project Coordinator informed daily for progress of work being performed as assigned by Purchase Order.

C. Contractor shall perform work covered under this Contract to the best of its ability and conforming to specifications contained or referred to in this contract and shall pursue the project in a professional manner.

D. Contractor must have robots and/or divers to enter the tank for inspection. Divers must possess valid “Commercial Divers Certification” and confined space entry training.

E. All employees of Contractor and any subcontractors shall be, always, the responsibility of the Contractor, under his or her sole discretion and not an employee or agent of Broward County. Broward County may require the Contractor to remove an employee it deems careless, incompetent, insubordinate or otherwise objectionable and whose continued employment on County property is not in the best interest of the County.

F. Contractor shall be responsible to safeguard all its property, such as tools and equipment, while on site. The County will not be held responsible for any loss of Contractor due to theft or vandalism.

G. Contractor shall, always, guard against damage to or loss of the property of the County. Contractor is responsible for maintenance of its property and that of the County's consultants and other Contractors. Contractor shall be held responsible for replacing or repairing any such loss or damage. The County may withhold payment or make such deductions as deemed necessary to ensure reimbursement or replacement for loss or damage to property through negligence of the Contractor or its agents.

H. Contractor shall take precautions necessary to protect persons or property against injury or damage and be responsible for any such damage, or injury that occurs because of their fault or negligence.

I. Contractor must provide a minimum of one individual on-site for any work performed that can effectively communicate in English.

J. Contractor shall be responsible for providing ladders, extension ladders, lifts, scissor lifts and/ or necessary hydraulic lifts and any other equipment, tools or devices required to service all locations properly at no additional cost to the County.

K. Contractor must be fully equipped and capable of meeting all specifications and requirements of this bid. Contractor shall comply with the appropriate recommended specifications, manufacturer’s regulations, and safety procedures.

L. All equipment shall be utilized in accordance with OSHA requirements approved.

Contractor is responsible for transporting such equipment at no additional expense to the County, without delay and within the required response time, causing no delay in services/repairs.

M. Contractor shall always provide due care to maintain a safe work area.

Contractor shall ensure the work site is kept free of hazards and that any debris or scrap materials are removed from the site on a regular basis to provide a neat and orderly appearance at the end of each workday and upon project completion.

All materials removed shall be disposed of compliant with County and state environmental laws. Responsibility for all damage to persons or property arising out of work performed by the Contractor and restoration costs shall be borne by the Contractor.

N. Contractor shall disclose all subcontractors in the bid proposal and the services to be performed by the subcontractor.

O. Contractor shall be responsible for supervision of its subcontractors. Only subcontractors who have been approved by the Project Coordinator at each location will be permitted to do any work in relation to this contract.

P. Contractor shall seek assistance of the County due to an unforeseen situation, the Contractor shall immediately stop work and contact WWS contract administrator, the Project Coordinator or WWS 24/7 dispatch. Contractor shall remain on site until WWS’ staff arrives.

Q. The WWS Treatment Plants and Facilities operate 24/7. The Contractor shall not cause any interruption of service without approval from the Project Coordinator or designee 48 hours prior to such event.

R. Emergency service call requests such as, but not limited to, situations which present an unsafe or destructive condition, shall require work to be started within forty-eight (48) hours from the time the call is placed. It is hereby made a part of this Agreement that before, during and after a public emergency, disaster, hurricane, flood or Act of God, that the County shall receive services on a "first priority" basis.

S. All applicable permits fees shall be obtained at the Contractor’s expense at no additional cost above and beyond specified bid line item for each tank. Any changes of permits shall be reported to the County within thirty (30) days.

4. PRICING REQUIREMENT:

Purchase orders shall be issued by Broward County on an “as needed” basis. Each purchase order will detail the specific tank, schedule for completion and compensation based on the contracted unit prices. No work is authorized until a work order is fully executed by the County. Any amendment to a purchase order is not effective and not authorized until such amendment is fully executed by Broward County. All terms and conditions of this solicitation will be applicable to each Purchase Order. Upon completion of each Purchase Order, inspection report, DVD photos and recordings and the appropriate completed Small Business participation form as required by this master maintenance agreement. No minimum quantity of work orders nor minimum amount of compensation is guaranteed under this Agreement.

Contractor shall render the Inspection Services in a diligent, careful and thorough manner consistent with good business practice. The Inspection Services shall be completed, to the County's satisfaction, in accordance with all specifications and requirements. Bid items prices are inclusive of all expenses, including travel; no additional charges will be allowed.

All Invoicing shall contain the following information:

A. Broward County Purchase Order number authorizing work. The Broward County Work Order Number that requested this work be performed.

B. Inspection reports, DVD photos and video recordings.

C. Upon completion of work contractor shall submit an invoice to Accounts

Payable and copy the Using Agency.

5. CONTRACTOR QUALIFICATIONS AND REQUIREMENTS

Broward County reserves and shall be free to exercise the right to evaluate this bid in relation to the performance record of bidder with the County itself, another municipal corporation of like size, or private corporations during the past three years. Such precautions are deemed to be in the public interest inasmuch as Contractor failure or inability to furnish items/services within the prescribed time can create emergency situations and impose unnecessary hardship on both the County as a municipal corporation and the public at large.

Broward County will determine whether the evidence of ability to perform is satisfactory and will make awards only when such evidence is deemed satisfactory and reserves the right to reject bids where evidence submitted, or investigation and evaluation indicates inability of the bidder to perform.

1. Bidder shall carefully examine the specifications and be informed thoroughly regarding all conditions and requirements that may in any manner affect the work to be performed under this contract.

2. Contractor is responsible to furnish inspections, supported by robots or certified commercial divers with at least three years of experience in diving ground storage tanks.

3. Contractor should become familiar with any local condition which may in any manner affect the work to be done and the equipment, materials, labor and services required.

4. Contractor services shall be performed in accordance with the Technical Specifications for Water Storage Tank Cleaning, Inspection and Assessment in accordance with the requirement of Florida Administrative Code Chapter 62- 555.350(2); and in compliance with the OSHA Regulation for Lock Out / Tag Out of each tank while diving.

6. MEASURE OF PERFORMANCE

Contractor’s performance will be evaluated based on factors that include, but are not limited to:

• Adhering to the purchase order issued by the Project Coordinator.

• Accurately recording and reporting the work performed in clear English.

• Accurately reporting all problems discovered while performing the work.

• Maintaining strict control of the work procedure and maintaining a level of professionalism.

• Maintaining a clean and tidy appearance at the job site.

• Being courteous and respectful to all customers.

• The County reserves the right to scrutinize, and reject as unsuitable, any employee of Contractor for just cause.

7. HOURS OF WORK

Unless otherwise authorized by the Project Coordinator in writing, work will only be done Monday through Friday between the normal business hours of 7:30 a.m. and 3:30 p.m. local time. If Contractor plans to do any work on weekends and/or holidays, Project

Coordinator must be notified 24 hours in advance of the work start and no work may start without the Project Coordinator approval.

8. RESPONSE/COMPLETION TIME

The work to be performed under this contract shall be commenced within mutually acceptable agreed upon timeframe after receipt of Purchase Order. Completion time should be mutually agreed upon between Contractor and Project Coordinator.

Contractor shall be required to respond to Emergency Requests by arriving at locations within 24 hours of receiving a call from an authorized representative of Broward County Water and Wastewater Services.

9. INSPECTION

If inspection is requested or required by the County, Contractor shall notify Project Coordinator/Project Inspector in sufficient time prior to starting the work so that the Broward County Inspector can be present to inspect the operations.

10. MEASUREMENT AND PAYMENT – (USE BID TABLE FOR PRICING).

1. Measurement and Payment for Tank Inspection Services: Bid Items No. 1 thru 15.

A. Measurement and Payment for Inspection Services of all listed concrete

Clearwell tank, steel tank, and precast concrete potable water tanks. Lump Sum Rate, Monday-Friday, 7:30 am - 3:30 pm include complete tank interior and exterior inspection services with videos, digital photos, and reports with recommended repairs. The price shall be full compensation for certified robots and/or divers, inclusive of preparing for mobilization, demobilization, egress and digress ancillary apparatuses, necessary equipment, tools, lifts, scaffolding, and incidentals necessary for a complete structural related tasks all in accordance with the requirements of the bid documents.

B. Unit price per Tank Rates for Inspection Services to support inspection team for compliance with regulatory agencies. This includes inspections support to team preparing for mobilization, supporting with equipment rentals, tools, obtaining certifications, permits and licenses to support the Engineer with robots and/or certified divers.

C. The County reserves the right to delete units from this contract in the event they are no longer used or removed, or as deemed in the best interest of the

County. In such events, contract prices will not be adjusted. No guarantee is expressed or implied as to the total quantity of commodities/services to be purchased under any open-end contract.

2. Measurement and Payment for Interior and Exterior Inspection Services for Unlisted Tanks (Regular Hourly Rates): Bid Item No. 16.

The County reserves the right to add units to this contract as such tanks may be installed. Units to be added may result from, but are not limited to, expansions or additions to existing facilities and acquisition or construction for new properties. The Contractor shall provide the County with a bid price for hourly inspections for full dive and inspection team.

A. Measurement and Payment for any unlisted concrete clearwell tanks, steel tanks, and precast concrete potable water tanks. Regular Hourly Rates, Monday - Friday, 7:30 am - 3:30 pm, include complete tank interior and exterior inspection services with videos, digital photos, and reports with recommended repairs. The price shall be full compensation for robots and/or certified divers, inclusive of preparing for mobilization, demobilization, egress and digress ancillary apparatuses, necessary equipment, tools, lifts, scaffolding, and incidentals necessary for a complete structural related tasks all in accordance with the requirements of the bid documents.

B. Regular Hourly Rates for Unlisted Tank Inspection Services to support inspection team for compliance with regulatory agencies. This includes inspections support to team preparing for mobilization, supporting with equipment rentals, tools, obtaining certifications, permits and licenses to support the Engineer with robots and/or certified divers.

C. Partial hours worked are to be billed to the closest quarter hour increments.

For example, 1 to 15 minutes is equal to ¼ hour; 16 to 30 minutes is equal to a ½ hour, etc.

D. Measurement and Payment for installation labor for miscellaneous tank work inclusive of mobilization, de-mobilization, transportation, delivery, equipment, and tools.

E. The price shall be full compensation for rental equipment including transportation, delivery, tools, power, water, lifts, scaffolding, dumpsters, and incidentals necessary for a complete and defective free work all in accordance with the requirements of the bid documents.

F. Partial hours worked are to be billed to the closest quarter hour increments.

3. Measurement and Payment for Unlisted Tank Emergency Inspections (After

Hours/ Holidays): Bid Item No. 17.

A. Measurement and Payment for Emergency Inspections Services of any unlisted concrete clear well tank, steel tank, and precast concrete potable water tanks. After hour rates including Saturdays, Sundays, Holidays and/ or Monday-Friday, after 3:30 PM. Rates include providing complete tank interior and exterior inspection services with videos, digital photos and reports with recommended repairs. The price shall be full compensation for certified robots and/or divers, inclusive of preparing for mobilization, demobilization, egress and digress ancillary apparatuses, necessary equipment, tools, lifts, scaffolding and incidentals necessary for a complete structural related tasks all in accordance with the requirements of the bid documents.

B. After Hour Rates for Unlisted Tank Emergency Inspection Services to support inspection team for compliance with regulatory agencies. This includes inspections support to team preparing for mobilization, supporting with equipment rentals, tools, obtaining certifications, permits and licenses to support the Engineer with certified robots and/or divers.

4. Measurement and Payment for Labor services: Bid Item No 18.

A. Measurement and Payment for installation labor for miscellaneous tank work inclusive of mobilization, de-mobilization, transportation, delivery, equipment, and tools.

B. The price shall be full compensation for rental equipment including

5. Measurement and Payment for Sand Removal and Disposal Services (not including disposal fee): Bid Item No. 19.

A. Measurement and Payment for Labor for sand removal and disposal services (not including disposal fee).

B. The price shall be full compensation for rental equipment including transportation, delivery, tools, power, water, lifts, scaffolding, dumpsters,

6. Measurement and Payment for Potable Water Tank Exterior Cleaning Services:

Bid Item No. 20.

A. Measurement and Payment Labor and Supervision (2-member crew): Unit Pricing per square foot rates including mobilization, de-mobilization, field supervision, labor, materials, ancillaries, paint brushes, primers, grinders, necessary caulking, hydro blasting utilizing 3500 PSI high pressure washer for 100% completion of surface preparation and finish coatings listed Potable Water Tanks, Pre-stressed CROM Tanks, Clearwell Tanks, Above Ground and Elevated Backwash Concrete Tanks, Treatment Units exterior walls, beams, columns and roofs as recommended by Broward County Consultant Engineer’s Inspection Reports and specialty coatings manufacturer’s recommendation. See Attachment A Specialty Coatings Specification.

7. Measurement and Payment for Potable Water Tank Sand Removal and

Disposal Services: Exterior Coating Services: Bid Item No. 21.

A. Labor and Supervision (2 member crew): Unit Pricing per square foot rates including mobilization, de-mobilization, field supervision, labor, materials, ancillaries, paint brushes, primers, grinders, necessary caulking, hydro blasting utilizing 3500 PSI high pressure washer for 100% completion of surface preparation and finish coatings of tanks, listed Potable Water Tanks, Pre-stressed CROM Tanks, Clearwell Tanks, Above Ground and Elevated Backwash Concrete Tanks, Treatment Units exterior walls, beams, columns and roofs as recommended by Broward County Consultant Engineer’s

Inspection Reports and specialty coatings manufacturer’s recommendation.

See Attachment A-1, Specialty Coatings Specification.

8. Measurement and Payment for Interior Wall and Ceiling Concrete Repair up to ¾” Depth: Bid Item No. 22.

A. Measurement and Payment for Labor and Supervision (2-member crew):

Unit Pricing per square foot rates including mobilization, de-mobilization, field supervision, labor, materials, ancillaries for concrete repair up to ¾” depth with Sikacrete material including surface preparation Pre-stressed CROM Tanks, Clearwell Tanks, Above Ground and Elevated Backwash Concrete Tanks, Treatment Units interior walls, ceilings as recommended by Broward County Consultant Engineer’s Inspection Reports and in accordance with manufacturer’s recommendation for application of Sikacrete – 211 SCC Plus.

9. Measurement and Payment for Interior Wall and Ceiling Concrete Repair up to

1-1/2” Depth: Bid Item No. 23.

field supervision, labor, materials, ancillaries for concrete repair up to 1- 1/2” depth with Sikacrete material including surface preparation Pre-stressed CROM Tanks, Clearwell Tanks, above Ground and Elevated Backwash Concrete Tanks, Treatment Units interior walls, ceilings as recommended by Broward County Consultant Engineer’s Inspection Reports and in accordance with manufacturer’s recommendation for application of Sikacrete – 211 SCC Plus.

10. Measurement and Payment for Potable Water Tank, Concrete Crack Repair with Urethane Resin Injection: Bid Item No. 24.

A. Measurement and Payment for Labor and Supervision (2-member crew).

Unit Price Hourly Rates inclusive of materials, mobilization, de-mobilization for crack repairs per linear foot (LF) of crack repair of concrete walls utilizing System No. 200 Urethane Crack Injection material to restore structural integrity in static cracks in concrete walls and repair spalled concrete in accordance with manufacturer’s recommendation.

transportation, tools, power, lifts, scaffolding, and incidentals necessary for a complete and defective free surface preparation all accordance with the requirements of the bid documents.

11. Measurement and Payment for Potable Water Tank, Interior Equipment, Pipe, Fittings and Accessory Coating Services: Bid Item No. 25.

field supervision, labor, materials, ancillaries, paint brushes, primers, grinders, necessary caulking including surface preparation and finish coatings tank interior equipment, pipe and fittings recommended by Broward County Consultant Engineer’s Inspection Reports; with specialty coatings manufacturer’s recommendation. See Attachment A Specialty Coatings Specification.