FW144857 294373

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					     DIVISION 15,                                                        SECTION 15180
     MECHANICAL                                                    HEATING OIL SYSTEM

 1   PART 1 - GENERAL
 2
 3   SCOPE:
 4
 5   Provide all labor, materials, equipment and services necessary to furnish a 500 gallon double
 6   wall aboveground fuel tank system to hold heating oil, and related appurtenances as specified
 7   and/or indicated. Tank shall arrive on site as completely assembled as possible. Construct tanks
 8   to UL 142 and STI F921 standards. Deliver tank systems to the site. Contractor shall contact the
 9   station representative and apprise of tank location and disposition after shipment from
10   manufacturer. Please include in your proposal the method you intend to use tom deliver the tank
11   system and the cost for an alternate method if it has to be used
12
13   REFERENCES:
14
15   ANSI B31.4             -      Liquid Petroleum Transportation Piping Systems.
16   ASTM A36               -      Specification for Structural Steel.
17   ASTM A395              -      Ferritic Ductile Iron Pressure Retaining Casting
18   ASTM A569              -      Specification for Steel, Carbon, Hot-Rolled Sheet, and Strip.
19   NFPA 30                -      Flammable and Combustible Liquids Code
20   STI F921   -           Fabrication Instructions for Double Walled Aboveground Tanks.
21   UFC 79     -           Flammable and Combustible Liquids; Division V - Stationary Tank
22                                 Storage, Aboveground, Outside of Buildings.
23   UL 142         -       Steel Aboveground Tanks for Flammable and Combustible Liquids
24   UL 157         -       Standard for Gaskets and Seals.
25   40 CFR 112     -       Oil Pollution Prevention.
26
27   SYSTEM DESCRIPTION:
28   Tank :
29   500 gallon, aboveground, double wall, horizontal cylindrical, skid-mounted, heating oil fuel tank
30   system. Provide all openings on top of tank. Provide integral spill overflow containment basin
31   with flowback drain. Provide ports for fill, suction, interstitial monitoring, two 2” normal
32   vacuum pressure vents, two 4” emergency vents, and a fuel level port. Provide integral skids, a
33   ladder, and lifting lugs. The total (actual) capacity of the tank shall neither be less than the rated
34   nominal capacity nor more than 110 percent of the rated nominal capacity. Provide painted
35   markings.
36
37   Appurtenances:
38   Schedule 40 black iron pipe, Clock type fuel quantity gauge, fill and suction drop tubes, and
39   overfill prevention valve assembly. Supply all equipment ready for use. Premise is to have
40   minimal field installation work. System needs to arrive as completely assembled as possible.
41
42   STATION REPRESENTATIVE:
43   Yukon Delta National Wildlife Refuge
44   807 Chief Eddie Hoffman Road
45   Bethel, Alaska 99559
46   Hollis Twitchell (907) 543-3151, (907) 543-4413 fax
                                              15180-1
     DIVISION 15,                                                        SECTION 15180
     MECHANICAL                                                    HEATING OIL SYSTEM

 1
 2   CONTRACTING OFFICER TECHNICAL REPRESENTATIVE:
 3   Division of Engineering
 4   Environmental Section
 5   U.S. Fish and Wildlife Service
 6   1011 E. Tudor Rd.
 7   Anchorage, AK 99503
 8   Charles D. Grant (907)786-3506, (907)786-3370 fax
 9
10   SUBMITTALS:
11   Product Data: Manufacturer's literature, printed installation instructions, shop drawings, test results
12   and parts lists. Reference specific page number and paragraph from the government specifications
13   for each item in the descriptive data. Descriptive literature shall be exact, no assumptions are made.
14   Provide data to include but not be limited to the following:
15
16          The double wall tank system
17
18          The spill prevention containment basin with flowback drain.
19
20          The overfill prevention valve system.
21
22          The clock type fuel quantity gauge.
23
24          The interstitial monitoring gage.
25
26          Coating system
27
28   Shop Drawings: Schematic drawings of the tank system with type and size, include ports, vents,
29   markings, lifting lugs, ladders, skids, lines, piping, connections etc. Provide drawings on 2' X 3'
30   sheets.
31
32   Contract Closeout: Provide all operation and maintenance data and all instructions for the tank
33   system and the pumping system. Include model number, accessories, finish and maintenance
34   requirements. Provide maintenance manuals.
35
36   DELIVERY STORAGE AND HANDLING: A minimum of ten working days notice shall be
37   given to the Contracting Officers Technical Representative, and the Station Representative when
38   system is ready to be inspected. All pipe connection openings shall be plugged or tapped with
39   cast iron fittings while in storage or in transit. Tanks shall be carefully lifted and lowered by use
40   of cables or chains of adequate length attached to the lifting lugs. A spreader bar shall be used
41   where necessary. DO NOT use chains or slings around the tank shell. Contractor is responsible
42   for system until accepted by the government. Contractor shall immediately contact Station
43   Representative when tank arrives on site.
44
45   PART 2 - PRODUCTS
46
47   TANK MANUFACTURERS:
48        Ace Tank and Equipment, 1143 Elliot Ave West

                                                  15193-2
     DIVISION 15,                                                    SECTION 15180
     MECHANICAL                                                HEATING OIL SYSTEM

 1          Seattle, WA 98119,     1-800-426-2880
 2
 3          Anchorage Tank and Welding, 2700 Porcupine Drive
 4          Anchorage, AK 99501, 907-272-3543
 5
 6          Greer Tank, Incorporated, 2921 West Int. Airport Road
 7          Anchorage, AK 99502, 907-243-2455
 8
 9   APPURTENANCE MANUFACTURERS:
10        Morrison Bros., PO Box 238
11        Dubuque, IA 52001, 1-800-553-4848
12        319-583-5028 fax
13
14          Overfill prevention valves:
15          Morrison 9095A-0200 AV, Emco Wheaton A1100, and Guillotine.
16
17          Liquid level gage:
18          Morrison 818F
19
20          Fill and Suction drop tubes:
21          Morrison Bros., PO Box 238
22          Dubuque, IA 52001, 1-800-553-4848
23          319-583-5028 fax
24
25          Clay and Bailey, PO Box 8026
26          Kansas City, MO 64129, 1-800-821-6583
27          816-924-3903 fax
28
29   ACCESSORY MATERIALS: All materials used in fabrication of accessories shall be
30   compatible with the base tank, flammable and combustible liquid, and the physical and
31   atmospheric conditions where the device is used. Polymerics and elastomers shall be evaluated
32   for compatibility with fluids, surface, or atmospheric conditions with which the part comes in
33   contact. These materials shall comply with the requirements for gaskets and seals, UL 157. All
34   accessories shall be constructed to minimize the stresses on the base tank.
35
36   PIPING MATERIALS: 3/4" Schedule 40, painted black iron.
37
38   TANK FABRICATION: Fabricate tanks in accordance with UL 142, Standard for Steel
39   Aboveground Tanks for Flammable and Combustible Liquids and STI 921 - Fabrication
40   Instructions for Double Walled Aboveground Tanks. All ports shall be female threaded. All
41   ports shall be raised and broadened such that there are no depressions around port openings.
42   Intent is to have ports designed to prevent ice, snow or liquids from pooling around tank
43   openings.
44
45   Ports (per tank):
46
47          All ports shall be labeled.
48
                                               15193-3
     DIVISION 15,                                                         SECTION 15180
     MECHANICAL                                                     HEATING OIL SYSTEM

 1          A fill port.
 2
 3          A suction port.
 4
 5          A fuel quantity gauge port.
 6
 7          Two normal vent ports for the primary and secondary tanks. Vents shall be vacuum
 8          pressure vents for all avgas systems. Tank vents for normal venting shall be of a length to
 9          terminate a minimum of twelve feet above grade.
10
11          Two emergency vent ports, one each for the primary and secondary tank. Tank vents for
12          emergency venting shall be of a length to terminate a minimum of two feet above the top
13          of the tank.
14
15          One interstitial monitoring port. Provide a hinged cap for this port.
16
17   Spill containment basin: Containment basin shall be integral to tank system. It shall hold seven
18   gallons minimum. It is recommended that it have a push-type access drain for spilled product
19   and a lockable lid. The overfill sump shall not extend into the top of the main tank such that
20   filling of the main tank is restricted from normal fill rates. Sump shall be less than 12" above top
21   of the tank.
22
23   Ladder: Ladders shall comply with the construction requirements in accordance with the current
24   edition of Occupational Safety and Health Standards, Title 29 of the Code of Federal
25   Regulations, Part 1910, Subpart D, Section 1910.27 - Fixed Ladders. Ladders shall support a
26   static load of 1000 pounds.
27
28   Marking: Mark each tank with the manufacturer's name, trade name, or trademark or other
29   descriptive marking by which the organization responsible for the product can be identified. If a
30   manufacturer produces tanks at more than one factory, each tank shall have a distinctive marking
31   by which it can be identified as the product of a particular factory. If a manufacturer produces
32   tanks at more than one factory, each tank shall have a distinctive marking be which it can be
33   identified as the product of a particular factory. Each tank shall be marked with:
34
35          The manufacturer's name, trade name, or trademark or other descriptive marking by
36          which the organization responsible for the product can be identified.
37
38          "This Tank Requires Emergency Relief Venting. Capacity Not Less Than         Cubic Feet
39          Per Hour." with the appropriate value derived from Table 8.1, UL 142 inserted.
40
41          "This Tank is Intended for Stationary Installation Only."
42
43          Identification of the emergency vent openings.
44
45          Identification for the interstitial port so it will not be mistaken for the primary fill port.
46
47          Secondary Containment Tanks: "The Annular Space Requires Emergency Relief venting.
48          Capacity Not Less Than   cubic Feet Per Hour." with the appropriate value derived
                                                   15193-4
     DIVISION 15,                                                       SECTION 15180
     MECHANICAL                                                   HEATING OIL SYSTEM

 1          from Table 8.1, UL 142, inserted.
 2
 3          "Pressurize Primary Tank When Pressure Testing Annular Space" or equivalent wording.
 4
 5          "NO SMOKING" signs on each side
 6
 7          “TYPE (Avgas, Jet A, Heating Oil)” signs on each side
 8
 9          “SIZE (500, 1000, 2000)” Gallons signs on each side
10
11          UL labels permanently attached to the tank system
12
13          The required marking shall be embossed, etched, stamped on a nameplate of corrosion
14          resistant metal, or as described below. The markings shall be in a size and style of type
15          corresponding to 18 point Franklin Gothic [1/4 inch high letters] or the equivalent. The
16          nameplate shall be attached by welding or brazing or by attaching it by drive screws,
17          rivets, welding, or brazing to a bracket or holder that is then welded or brazed to the tank.
18
19          If a pressure-sensitive label, ink or paint stenciling, or other method is used, it shall
20          comply with the requirements in the Standard for Marking and Labeling Systems, UL
21          969; be suitable for outdoor use and exposure to fuels and gasoline; and have a minimum
22          surface temperature rating of 140o F. Secure the nameplate to the tank.
23
24          For primary and secondary tanks, the nameplate shall be secured to the tank.
25
26   Shop Finishing: Tank system shall have shop or factory applied paint equal to Chemline
27   Chemthane 3107-White acrylic polyurethane coating. Apply according to manufactures
28   instructions. Finished color shall be desert sand.
29
30       All exterior surfaces shall be cleaned and prepared by sandblasting in accordance with Steel
31       Structures Painting SSPC-3 and thereafter, coated per the coating manufacturer's
32       recommendations. Use clean cloths to remove dust.
33
34       Abrasive blasting is completed without interruption and coating is applied immediately after.
35
36       All welding is finished, welds are cleaned and weld splatter is removed.
37
38       Label holders (if applicable) are welded on the tank.
39
40       Threaded openings are covered with pipe plugs or plastic thread protectors.
41
42       Greasy or oily areas are removed form surface with solvent.
43
44       Temperature and humidity are within coating manufacturer's printed requirements.
45
46   APPURTENANCES:
47   Overfill prevention valve (shutoff device): Emco Wheaton A1100, Morrison 9095A-0200 AV,
48   Guillotine or approved equal with internal floats only. Valve shall attach firmly to the fill port.
                                                  15193-5
     DIVISION 15,                                                     SECTION 15180
     MECHANICAL                                                 HEATING OIL SYSTEM

 1   Valve shall be pre-set to stop at 95% full. Drop tube assembly shall reach within 6" of the tank
 2   bottom. Provide standard quick connect (camlock) or equal for filling. Overfill valve shall be
 3   compatible with and integrate with the overfill sump (spill bucket). Overfill sump lid must close
 4   completely when not in use. The valve shall perform its function for pressure fill operations
 5   or when filled by gravity, battery pump, or hand pump. If valve cannot perform such a
 6   function bring this to the attention of the government when it is submitted for approval. It
 7   is imperative that the Contractor notify the government if there are any deviations from
 8   these requirements.
 9
10   Fill/Suction tubes: Provide fill and suction tubes of aluminum material, located at opposite ends
11   of the tank. The fill pipe shall be provided with a means for making a direct connection to
12   common fuel truck apparatus, so the delivery of fuel is not exposed to the open air during the
13   filling operation. The fill and suction tubes shall extend to within 6" of the tank bottom.
14
15   Fuel quantity gauge: Clock type gauge for tank diameters up to 12'. Gage shall read in feet and
16   inches.
17
18   PART 3 - EXECUTION
19
20   Construct and deliver systems and test operability. Set overfill prevention valve to 90% capacity.
21    Vent piping, and applicable appurtenances shall be clean, corrosion resistant, and ready for
22   installation.
23
24                                    END OF SECTION – 15190




                                                15193-6

				
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