Attachment B - SPECS from section 23 10 00 - Fuel Oil System (8 pages).pdf

04-01-20

23 10 00 - 1

SECTION 23 10 00

FACILITY FUEL OIL SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. Diesel fuel oil and unheated burner fuel oil tanks, piping, and accessories located outside, underground or aboveground as shown on contract drawings. Refer to contract drawings for type of fuel and for tank capacities.

B. A complete listing of common acronyms and abbreviations are included in

1.2 RELATED WORK

1.3 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only. Where conflicts occur these specifications and the VHA standard will govern.

B. American Petroleum Institute (API):

RP 1631-//2001//........Interior Lining and Periodic Inspection of

Underground Storage Tanks

C. American Society of Mechanical Engineers (ASME):

B16.5-//2017//..........Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard.

B16.9-//2018//..........Factory Made Wrought Buttwelding Fittings

B16.11-//2016//.........Forged Fittings, Socket-Welding and Threaded

B31.1-//2018//..........Power Piping

D. American Society for Testing and Materials (ASTM):

A36/A36M-//2017//.......Standard Specification for Carbon Structural

Steel

A53/A53M-//2018//.......Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and

Seamless

A105/A105M-//2014//.....Standard Specification for Carbon Steel

Forgings for Piping Applications

A106/A106M-//2015//.....Standard Specification for Seamless Carbon

Steel Pipe for High-Temperature Service

A126-//04(R2019)//......Standard Specification for Gray Iron Castings for Valves, Flanges, and Pipe Fittings

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A234/A234M-//2015//.....Standard Specification for Piping Fittings of

Wrought Carbon Steel and Alloy Steel for

Moderate and High Temperature Service

B62-//2017//............Standard Specification for Composition Bronze or Ounce Metal Castings

D2996-//2015//..........Standard Specification for Filament-Wound

“Fiberglass” (Glass-Fiber-Reinforced

Thermosetting-Resin) Pipe

E. Federal Specifications (Fed. Spec.):

A-A-60005-//1998//......Frames, Covers, Grating, Steps, Sump and Catch

Basin, Manhole

F. NACE International (NACE):

SP0169-//2013//.........Control of External Corrosion on Underground or

Submerged Metallic Piping Systems

3/SSPC–SP6//2013//......Commercial Blast Cleaning

4/SSPC-SP7//2006//......Brush-off Blast Cleaning

G. National Electrical Manufacturers Association (NEMA):

250-//2014//............Enclosures for Electrical Equipment (1000 Volts

Maximum)

H. National Fire Protection Association (NFPA):

30-//2018//.............Flammable and Combustible Liquids Code

31-//2019//.............Standard for the Installation of Oil-Burning

Equipment

70-//2017//.............National Electrical Code (NEC)

I. Steel Tank Institute (STI):

F001-//2017//...........Flameshield® Standard for Fire Tested Tanks

F841-//2010//...........Standard for Dual Wall Underground Steel

Storage Tanks

F894-//2018//...........ACT-100® Specification for External Corrosion

Protection of FRP Composite Steel Underground

Storage Tanks

F941-//2015//...........Fireguard: Specification for Fireguard

Protected Aboveground Storage Tanks

F961-//2017//...........ACT-100U Specification for External Corrosion

Protection of Composite Steel Underground

Storage Tanks

P3-//2015//.............Specification and Manual for External Corrosion

Protection of Underground Steel Storage Tanks

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R891-//2006//...........Recommended Practice for Hold Down Strap

Isolation

J. Underwriters Laboratories Inc. (UL):

58-//2018//.............Standard for Steel Underground Tanks for

Flammable and Combustible Liquids

142-//2019//............Standard for Steel Aboveground Tanks for

Flammable and Combustible Liquids

971-//2019//............Standard for Nonmetallic Underground Piping for

Flammable Liquids

1316-//2018//...........Glass-Fiber-Reinforced Plastic Underground

Storage Tanks for Petroleum Products, Alcohols, and Alcohol-Gasoline Mixtures

1746-//2007(R2014)//....Standard for External Corrosion Protection

Systems for Steel Underground Storage Tanks

2085-//2019//...........Standard for Protected Aboveground Tanks for

Flammable and Combustible Liquids

1.4 SUBMITTALS

A. Submittals, including number of required copies, shall be submitted in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND

SAMPLES.

B. Information and material submitted under this section shall be marked

“SUBMITTED UNDER SECTION 23 10 00, FACILITY FUEL OIL SYSTEMS”, with applicable paragraph identification.

C. Manufacturer's Literature and Data including: Full item description and optional features and accessories. Include dimensions, weights, materials, applications, standard compliance, model numbers, size, and capacity.

D. Fuel Piping:

1. ASTM and UL compliance.

2. Grade, class or type, schedule number.

3. Manufacturer.

E. Pipe Fittings, Unions, Flanges:

1. ASTM and UL compliance.

2. ASTM standards number.

3. Catalog cuts.

4. Pressure and temperature rating.

F. Foot Valves, Check Valves, Overfill Prevention Valves:

1. Catalog cuts showing design and construction.

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2. Pressure and temperature ratings.

3. Pressure loss and flow rate data.

4. Materials of construction.

5. Accessories.

G. Secondary Containment System for Fuel Piping:

1. Sizes, materials, construction of containment system including end seals, sumps, coatings and pipe supports.

2. Layout of system.

3. Installation instructions.

4. Design of cathodic protection system (steel casing).

H. Tank and Piping Accessories: Design, construction, and dimensions of vent caps, fill boxes, fill caps, spill containers and other accessories.

1.5 QUALITY ASSURANCE

A. Approval by Contracting Officer is required of products or services of proposed manufacturers, suppliers and installers, and will be based on

Contractor’s certification that:

1. Manufacturers regularly and currently manufacture tanks, tank and piping accessories, tank fluid level monitoring and leak detection systems, and fuel quality management systems.

B. Apply and install materials, equipment and specialties in accordance with manufacturer’s written instructions. Conflicts between the manufacturer’s instructions and the contract drawings and specifications shall be referred to the COR for resolution. Provide copies of installation instructions to the COR two weeks prior to commencing installation of any item.

C. All equipment shall be free from defects that would adversely affect the performance, maintainability and appearance of individual components or overall assembly.

D. Tank and piping installation contractor shall be certified as acceptable by local and state pollution control authorities.

E. Entire installation shall conform to requirements of local and state pollution control authorities.

F. Pipe Welding: Conform to requirements of ASME B31.1. Welders shall show evidence of qualification. Welders shall utilize a stamp to identify their work. Unqualified personnel will be rejected.

G. Where specified codes or standards conflict, consult the COR.

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H. Label of Conformance (definition): Labels of accredited testing laboratories showing conformance to the standards specified.

I. Equipment and materials installed shall be compatible in all respects with other items being furnished and with existing items so that the result will be a safe, complete and fully operational system which conforms to contract requirements and in which no item is subject to conditions beyond its design capabilities.

1.6 AS-BUILT DOCUMENTATION

A. Submit manufacturer’s literature and data updated to include submittal review comments and any equipment substitutions.

B. Submit operation and maintenance

1.7 PERMITS

A. Contractor shall obtain and complete all tank permit and registration forms required by governmental authorities.

PART 2 - PRODUCTS

A. Tank Manhole Enclosures:

1. Rectangular or cylindrical enclosures, sized as shown, designed to contain fuel spills from leaking piping. Locate all tank manholes and tank piping connections within the enclosure. Watertight pipe penetrations.

2. Steel, fiberglass or polyethylene. Reinforce to prevent deflection.

Leak-tight attachment to tank. Clean and coat interior and exterior of steel enclosure as specified for exterior of tank.

3. In traffic areas, enclosure must be designed to withstand traffic loads (AASHTO H-20 wheel loading, 14,515 kg, (32,000 pound)) and must have flexible isolation system to prevent wheel loads being transmitted to tank.

4. For steel enclosures, provide cathodic protection system and test station as specified for the tanks.

B. Pipe Connections to Tanks:

1. Conform to UL 58.

2. Pipe sizes 100 mm (4 inches) and smaller, threaded. Pipe sizes 150 mm (6 inches) and larger, raised faced slip-on flanges, 1034 kPa

(150 psig) ASME rating.

3. Welded joints required on steel piping located inside tanks.

4. Provide and coordinate tank connection quantities, sizes and types with requirements of fluid level gauge unit; leak detector sensor;

23 10 00 - 6 sounding rod; vent, fill, supply and return pipes; and other pipes as shown.

5. Dielectric insulation on all connections to steel piping.

6. All tank piping connections, except vent, shall be within the tank manhole enclosure.

2.2 TANK AND PIPING ACCESSORIES

A. Vent Caps: Galvanized cast iron or cast aluminum with brass or bronze screens, arranged to permit full venting and to prevent entry of foreign material into the vent line. Same pipe size as vent pipe.

B. Fill Boxes:

1. Spill-container type enclosing a fill cap assembly with camlock hose connector with closure coordinated with fittings used by fuel supplier.

2. Watertight assembly, cylindrical body, quick-opening corrosion-resistant watertight sealable cover, polyethylene spill containment compartment with minimum 5 gallon capacity. Integral drain valve with discharge to fill pipe.

3. Fill cap shall be lockable, tight-fill design with provision for padlock on the top of the cap. Fill cap shall screw onto threaded adapter that can be removed without removing fill box. Entire assembly shall seal tight with no leakage during filling and when cap is in place.

4. Provide special tools necessary for opening fill boxes and fill caps.

5. Protect spill container from traffic by ramped, drain-slotted cast iron body ring and cover. Design shall prevent transmission of traffic loads to the underground tank. Spill-container type not required at locations designated only for sounding tanks.

C. Fill caps located above grade without fill boxes shall be lockable, tight-fill design, operated by special wrench that shall be furnished.

Entire assembly shall seal tight with no leakage during fill and when cap is in place.

D. Support horizontal portion of pipes located inside tank every 2100 mm

(7 feet) maximum.

E. Furnish gauging chart, liters versus mm and gallons versus inches depth.

F. Furnish sounding rod for each tank size. Mark rods in increments representing five percent of tank capacity. Provide length of rod

23 10 00 - 7 suitable for tank burial depth (if applicable). Rods shall be graduated in gallons.

G. Fill Point Identification:

1. Fill Boxes at Grade Level: Aluminum, brass or bronze plate, anchored to concrete fill box pad with stamped or engraved letters 20 mm (3/4 inch) high.

2.3 PIPING, VALVES, FITTINGS

A. Fuel supply and return, tank fill, vents, sounding, and pump out.

B. Steel Pipe and Fittings:

1. Piping: Steel, seamless or electric resistance welded (ERW), ASTM

A53/A53M Grade B or ASTM A106/A106M Grade B, Schedule 40.

Aboveground piping shall be painted. Refer to Section 09 91 00, PAINTING.

2. Joints: Socket or butt-welded. Threaded joints are prohibited except at valves, unions and tank connections.

3. Fittings:

a. Butt-welded joints: Steel, ASTM A234/A234M, Grade B, ASME B16.9, same schedule as adjoining pipe.

b. Socket-welded joints: Forged steel, ASME B16.11, 13,790 kPa (2000 psig) class.

4. Unions: Malleable iron, 2070 kPa (300 psig) class.

5. Companion flanges: Flanges and bolting, ASME B16.5.

6. Welding flanges: Weld neck, ASME B16.5, forged steel ASTM

A105/A105M, 1034 kPa (150 psig).

C. Check Valves - Fuel Pump Suction.

1. Pipe Sizes 50 mm (2 inches) and under: Rated for 1375 kPa (200 psig) water-oil-gas, swing-type, threaded ends, ASTM B62 bronze body.

Provide union adjacent to valve.

2. Pipe Sizes 65 mm (2-1/2 inches) and above: Rated for 1380 kPa (200 psig) water-oil-gas, swing-type, 861 kPa (125 pounds) ASME flanged ends, ASTM A126 class B cast iron body.

D. Foot Valves - Fuel Pump Suction: Double poppet, lapped-in metal-to-metal seats, double-guided stems, 20 mesh inlet screen, same size as fuel suction piping. Foot valve shall be removable to above grade through the tank manhole enclosure or through extractor fitting.

E. Extractor Fittings: Arranged to permit removal of foot valves, overfill prevention valves, and other devices that are located below grade.

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Access point shall be through a cast iron fill box-type manhole located at grade. Provide extractor wrench.

F. Overfill Prevention Valve: Aluminum automatic valve designed for underground or aboveground tanks, as applicable. Removable through the extractor fitting on underground tanks. Locate valve near the top of the tank in the fill pipe. On underground tanks with gravity fill, provide two stage automatic float-operated valve. First stage operation at 92 percent tank capacity shall reduce flow to 0.3 L/s (5 gpm) or less. Second stage operation shall stop flow completely when tank is no more than 95 percent full. On aboveground tanks, or tanks pressure-filled, provide single stage valve, rated for fill flow and pressure, which stops flow completely at 95 percent of tank capacity. Valve shall include method for draining oil trapped above the valve into the tank.

PART 3 - EXECUTION

3.1 GENERAL

A. If an installation is unsatisfactory to the COR, the Contractor shall correct the installation at no additional cost or time to the

Government.

3.2 INSTALLATION, FILL BOXES AND ACCESS MANHOLES AT GRADE

A. Provide for tank fill, tank sounding, leak detector sensors, and extractor fittings. Set at grade in concrete pads. Refer to fill box detail. Provide identification plate set into the concrete pad that identifies the purpose of the device and type of fuel in the tank.

3.3 TANK MANHOLE ENCLOSURES

A. All pipe penetrations shall be leak tight permitting no groundwater into enclosure.

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