Adam Sweet 2KGAL DW AST DUAL FUEL STORAGE TANK FOR A GENERATOR - NO DRAWINGS 5/9/2017 False

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1 Above Ground Concrete Encased Fuel Storage Tank System Category: Tanks Project ID #: Street Address: To Be Announced Woodstock CT Staff Estimate Value $60, County: Windham Stage: BIDDING - Biddate Set Bid Date: 6/1/2017, 03:45PM Architect: Documents Available: Specs available in Insight Plans available from Town of Woodstock Last Update: 5/9/2017 New Project Personal Notes User Note Update Date Adam Sweet 2KGAL DW AST DUAL FUEL STORAGE TANK FOR A GENERATOR - NO DRAWINGS 5/9/2017 False Notes Private? Scope Notes Site work for a water / sewer project in Woodstock, Connecticut. Completed plans call for site work for a water / sewer project. Set-Aside: No Bid Date: 06/01/ :45PM Town of Woodstock, CT. Development include(s): Site Work Additional Details Listed On: 5/9/2017 Floor Area: Contract Type: Work Type: Alteration Stage Comments 1: Floors Below Grade: Stage Comments 2: Owner Type: City Bid Date: 6/1/2017 Mandatory Pre Bid Conference: Invitation #: 2017Tank Commence Date: 6/30/2017 Structures: 1 Completion Date: Single Trade Project: Floors: Parent Project ID: Parking Spaces: Site Area: LEED Certification Intent: Units: Project Participants Company Role Company Name Contact Name Owner Town of Woodstock Selectmen Woodstock Address 415 Rte. 169, Woodstock, CT Phone (860) selectmen@woodsto ckct.gov Fax (860) Contracts Classification Conditions Bonding Bid Date Bids To Bid Type General Contractor 6/1/2017 Owner Open Bidding History User Viewed First Viewed Date Currently Tracked? Date Tracked Adam Sweet True 5/9/2017 True 5/9/2017 Report Date: 5/9/2017 7:14:35 AM 2017 ConstructConnect. All Rights Reserved. Page 1 of 1

2 Town of Woodstock 415 Route 169 Woodstock, CT Invitation to Bid Tank Replacement The Town of Woodstock is accepting bids to furnish an above ground concrete encased fuel storage tank system. The bidder is responsible for submitting a bid that will conform to all existing Federal, State of Connecticut, and Town of Woodstock Ordinance and Regulations. The successful bidder shall furnish a Certificate of Insurance listing the Town of Woodstock as Additional Insured under the following guidelines: 1) General Liability of at least $1,000, Bodily Injury and Property Damage, Combined Single Limit with a $2,000, annual Aggregate Limit. 2) Automobile Liability (applicable for any contractor who has an automobile operating exposure) of at least $1,000, Bodily Injury and Property Damage per accident. 3) Workers Compensation Insurance as required by law. Sealed bids will be accepted by mail or messenger until 3:45 P.M. on Thursday, June 1, 2017 at the Woodstock Town Hall, First Selectman s Office, 415 Route 169, Woodstock, CT All bids will be publicly opened and read at the next meeting of the Board of Selectmen. Sealed bids must be marked Tank Replacement Bid. (Faxed or ed bids will not be accepted.) Questions should be directed to John Navarro, Public Works Director, at All bidders must sign the attached Hold Harmless Agreement The Town of Woodstock reserves the right to accept or reject in whole or in part any or all bids. 1

3 Town of Woodstock 415 Route 169 Woodstock, CT Bid Specifications Description of Work Provide one (1) dual 2,000 gallon fuel oil/500 gallon diesel generator fuel concrete encased above ground fuel storage tank system including concrete slab. Equivalent Products This specification is not to be interpreted as restrictive, but should be viewed as a desired measure of safety, quality and performance against which all equipment will be compared. Bids will be accepted for consideration on any equipment that is equal or superior to the equipment specified. Decisions on equivalency will be at the sole interpretation of the town. A blanket statement by the vendor that the equipment proposed will meet all requirements will not be sufficient to establish equivalency. PART 1 DESCRIPTION 1. Work Included A. Provide one (1) dual 2,000 gallon fuel oil / 500 gallon diesel for the generator fuel, Concrete Encased Aboveground Fuel Storage Tank System approved for listed under U.L. Standard 2085-Aboveground Tanks, Protected Type, Secondary Containment with Vehicle Impact and Projectile Resistance. Unit must comply with all provisions of ULFLCL 79-7, Appendix A-11F. The tank and its enclosure shall be a completed unit at the factory (shop fabricated). 2. Quality Assurance A. Unit shall have concrete exterior finish with architectural finish. B. Unit shall have permanent exterior warning signs of proper location and configuration to meet applicable code requirements. C. Vaults shall have concrete support legs of unitized monolithic construction. Unit shall be placed on a foundation of a minimum twelve inch thick reinforced concrete pad. The concrete pad shall be designed by a Connecticut Licensed Professional Engineer. D. Tank shall have seven gallon overfill systems, U.L. listed, with internal reservoir and normally closed U.L. listed drain port. 2

4 E. Vaulted tank design shall have been in manufacturing production and commercial use for a minimum of ten (10) years. F. Tank and concrete vault shall be finished as one unit at the factory and that requires no assembly, construction or completion at installation site. 3. Submittals A. Product Data: 1. Submit product data for each component. B. Shop Drawing(s): 1. Submit shop drawing(s) showing all components. The drawing(s) shall be in ½ to 1-0 scale. The drawing(s) shall include the location of all components. 4. Delivery A. Coordinate completion of slab and any other site work before delivery of unit. B. The unit is to be delivered and put into place as a single operation. C. Trucking and off-loading shall be included in bid. PART 2 PRODUCTS 1. Concrete Encased Aboveground Fuel Storage Tank System A. Dual 2,000/500 gallon (2,500 gallons total) Concrete Encased Aboveground Fuel Storage Tank System 2. Steel Tank The primary tank shall be rectangular in shape and have continuous welds on all sides conforming to The American Welding Society Standard for Continuous Weld. The primary tank shall be minimum inch thick carbon steel approved per U.L. Standard 142. The tank shall be warrantied for 20 years by the manufacturer. A. Steel tank shall be manufactured in accordance with U.L B. Steel tank shall be rectangular in shape and have continuous welds on all sides conforming to The American Welding Society Standard for Continuous Weld. C. Steel tank shall be pressure tested at 5 psi for 24 hours. D. Steel tank shall have emergency vent as required by N.F.P.A. 30. E. Steel tank openings shall be threaded, including detector tube. 3

5 F. Outer surface of steel tank shall be covered by ¼ inch minimum thick insulated spacer panels of polystyrene which melts on contact with leading petroleum products. G. Secondary containment shall consist of 30 mil non-permeable high density Polyethylene liner enclosing the polystyrene spacer panels. H. Steel tank shall be pressurized to 5 psi until concrete sets to provide expansion space between concrete and steel tank during use. I. Steel tank shall be supported by internal bracing. J. No steel or insulating spacer panels in unit shall come in direct contact with concrete or any other corrosive material with the exception of tank top openings which must be schedule 40 steel pipe. 3. Concrete Encasement The concrete encasement shall be 6 inches thick with minimum design strength of 5,000 psi. The concrete design shall include the following for long-term durability; less than 3% air entrainment, water-reducing admixture, rebar reinforcement. Vault shall be coated concrete exterior and a continuous and visually verifiable monolithic (seamless) pour on top, bottom and sides of steel tank and contain no cold joints or heat sinks (heat transfer points) on bottom and sides. The steel tank shall be pressurized at 5 psi during concrete encasement. A. Steel tank and secondary containment shall be encased in homogenous layer of a minimum 5,000 psi factory poured reinforced concrete 6 inches thick with no penetrating metal elements except at the top. B. Vault shall be a continuous and visually verifiable monolithic (seamless) pour on top, bottom and sides of steel tank and contain no cold joints or heat sinks (heat transfer points) on bottom and sides. C. Vault shall have capability of physical monitoring between primary and secondary containment. D. Vaulted tank shall be tested in accordance with U.L. Standard 1709 and shown to have a two hour fire wall as mandated by the Uniform Fire Code. E. Complete tank and vault assembly including secondary containment U.L for insulated and protected tanks. 4. Fire Resistance The tank system shall be designed and tested to provide 2 hour fire protection for the primary tank. No steel members shall penetrate the walls or floor of the concrete encasement to assure isolation from pool fire heat. The fire resistance of the tank shall be 4

6 tested in accordance with the procedure established in U.L by Warnock-Hersey International, a certified fire testing facility. The monolithic concrete construction provides a 2 hour fire protection rating and is listed in accordance with Underwriters Laboratory subject The U.L. subject 2085 listing establishes not only fire protection, but also resistance to impact, bullet resistance and environmental resistance. 5. Thermal and Corrosion Protection The tank construction shall include thermal insulation to protect against temperature extremes and corrosion by isolating the steel tank from the concrete. No steel or insulating spacer in unit shall come in direct contact with concrete or any other corrosive material. 6. Secondary containment with Leak Monitoring The tank system shall include an impervious barrier to contain leaks from the primary tank. A leak detection access tube shall be located between the inner tank and secondary barrier. In the event of a leak, a positive space shall be available to permit leaked fluid to flow to the detection tube. 7. Overfill/Spill Containment The tank system shall include a minimum 7 gallon internal overfill/spill containment surrounding the fill pipe, which is U.L. Listed. The overfill/spill container shall include a normally-closed plunger valve to release spilled product into the main tank. 8. Overfill Protection Overfill protection shall be provided by the following methods: a) direct reading level gauge at tank visible from fill pipe access; b) valve located within fill pipe to close automatically at a specified fill level. 9. Exterior Finish The tank system has a concrete exterior to resist weather, reflect sunlight and inhibit corrosion. 10. Venting Tank system shall conform to local jurisdiction and shall at a minimum include a 2 atmospheric vent and emergency venting in accordance with N.F.P.A Support Legs Vaults shall have concrete support legs of unitized Monolithic construction raising the concrete enclosure a minimum of 3 above the ground to provide visual inspection capability. 5

7 12. Access Steps A. Provide one (1) set of 2-6 wide X 3-9 tall galvanized steel access steps, with handrails, to be installed at the site adjacent to the fill port of the tank. Pour 6 thick steel reinforced concrete pad beneath steps for the fuel tank. PART 3 EXECUTION 1. Installation A. Tanks shall be installed on reinforced concrete slabs designed by a Connecticut Licensed Professional Engineer to support the fully loaded tank. All concrete slabs shall be approved by the tank manufacturer prior to submittal to the Town for approval. B. Tanks shall be marked on all sides with warning signs: COMBUSTIBLE, NO SMOKING, product identification, and other signs as required by the applicable codes. C. Vaulted tank design shall have been in manufacturing production and commercial use for a minimum of ten (10) years. D. Tank and concrete vault shall be shop-fabricated as one unit at factory and require no assembly, construction or completion at installation site. 6