12/05/14
DESIGN NO. _____
SECTION 15594
FUEL STORAGE EQUIPMENT
PART 1 - GENERAL
1.01
DESCRIPTION OF WORK
A.
1.02
1.03
RELATED SECTIONS
A.
Division 1 Sections (General Requirements)
B.
Divisions 2 to 9 Sections
C.
Division 15 Sections
D.
Division 16 Sections
SUPPLEMENTAL SUBMITTALS
A.
B.
NYCSCA
Provide labor, materials and equipment required for the
installation of a complete system for the storage of No.
2 fuel oil. Product specific requirements are contained
herein; Section 15501, General Provisions for Heating,
Ventilating and Air Conditioning Work shall be referred
to for general requirements.
Shop Drawings:
1.
Equipment
assembly-type
drawing.
Include
dimensions, required clearances and method of field
assembly, components, location and size of each
field connection.
2.
Provide dimensioned detailed piping layout.
3.
For tanks, provide size and capacity, connection
details, support and installation details.
4.
Wiring Diagrams: Submit manufacturer's electrical
requirements for power supply and control wiring
for gauging, leak detection and overfill alarm
systems. Clearly differentiate between portions of
wiring that are factory-installed and portions to
be field-installed.
Federal, New York City and State Permits and Approvals:
Submit a copy of all approved permits from the Department
of
Buildings,
Fire
Department,
Department
of
Environmental Protection (Air Resources), Environmental
FUEL STORAGE EQUIPMENT 15594 - 1
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DESIGN NO. _____
Protection Agency (Federal), Department of Highways, and
any other department having jurisdiction.
C.
An affidavit in duplicate, stating that the thickness of
steel, inside and outside welding, and painting of the
oil storage tanks fully comply with the requirements
specified shall be obtained from the manufacturer and
delivered to the Authority before tanks are shipped from
factory.
D.
Submit all certificates of approval issued by the various
agencies and all other departments having jurisdiction.
E.
Provide a set of Manufacturer’s guarantees for fuel
storage and detection systems.
F.
Provide where directed two (2) charts and a sounding
device (type based on headroom) for determining the
amount of oil in tank when measured manually.
G.
Field quality-control test reports.
H.
Maintenance Data
1.
I.
1.04
NYCSCA
Maintenance Manual
Contractor’s start-up and demonstration affidavit.
QUALITY ASSURANCE
A.
Perform all Work in accordance with Rules and Regulations
of the various government agencies, municipalities and
utility companies.
B.
New York City and State Compliance: Obtain without charge
to the Authority, the permits required for work in
connection with this installation from the Department of
Buildings, Fire Department, Department of Environmental
Protection (Air Resources), Department of Highways,
Utilities Company, any and all other department having
jurisdiction. Secure all permits before starting the
Work.
C.
Seismic Compliance. Fuel oil storage equipment shall be
seismically braced/restrained in accordance with NYC
Building Code Chapter 16.
D.
Special Inspections are required on any installation of
fuel oil storage tanks, fuel oil piping, fuel oil storage
vaults and all other items and accessories, in accordance
FUEL STORAGE EQUIPMENT 15594 - 2
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DESIGN NO. _____
with the requirements of New York City Construction
Codes.
NYCSCA
E.
At the completion of the Work, file all necessary final
applications and relevant papers, Drawings, Amendments,
and all other items and accessories and secure for the
Authority all the approvals from the Building and Fire
Department.
F.
Certificates of approval issued by the Building
Department (CID), Fire Department, Department of
Highways, and all other departments having jurisdiction
in connection with this Work shall be submitted before
final payment is made.
G.
Contractor shall register, file applications and obtain
all related permits, certifications and approvals
required by all agencies including but not limited to:
1.
Plumbing Inspection - sign off (DOB/CID).
2.
Fuel Oil Storage Inspection /Tests /Permit - (DOB/
Fire Department).
3.
Environmental Protection Agency (Federal).
4.
Compliance with New York State D.E.C. 6 N.Y.C.R.R.
Part 612,613 and 614 with regard to fuel oil piping
and storage systems.
H.
Testing of material shall be in accordance with Section
§28-113 of the NYC Administrative Code (reference Section
MC 301.5 of the 2014 NYC Mechanical Code). Whenever the
NYC Construction Codes or the Rules of the Department of
Buildings requires that material be listed or labeled and
material proposed to be used is not so listed or labeled,
the use of such material shall be subject to prior
approval by the Commissioner (Office of Technical
Certification and Research OTCR) and such material shall
be used only to the extent set forth in such approval.
Materials that were previously approved by the Board of
Standards and Appeal (BSA) or by the Department (MEA)
before the effective date of the NYC Construction Codes
may continue to be used, but only to the extent set forth
in such approval, and only if such approval is not
specifically amended or repealed by the Commissioner.
I.
Fuel-oil storage and piping systems shall comply with the
requirements of Chapter 13 of the 2014 NYC Mechanical
Code and to the extent not otherwise provided for in the
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DESIGN NO. _____
NYC Mechanical Code shall comply with the requirements of
NFPA 31-2011.
J.
1.05
All aboveground and underground storage facilities with a
combined storage capacity of over 1,100 gallons shall
also comply with the requirements of the New York State
Department of Environmental Conservation’s Petroleum Bulk
Storage Code per Section MC 1301.2.
WARRANTY
A.
All warrantees shall be for one year and are to use the
date of Substantial Completion as the warranty start
date.
PART 2 - PRODUCTS
2.01
OIL STORAGE TANKS
A.
Provide cylindrical fuel oil storage tanks of dimensions
shown on the Drawings as per Section MC 1305.12.
B.
Tanks located below ground, inside or outside of
buildings, shall comply with any one of the following
design standards, as appropriate for the specific
installation as determined by the engineer:
13
C.
13
NYCSCA
1.
UL 58; such tanks shall be listed and labeled.
2.
UL 1316; such tanks shall be listed and labeled; or
3.
Alternate tank design and construction standards
contained in Article D below.
Tanks located above ground, inside or outside of
buildings, shall comply with any one of the following
design standards, as appropriate for the specific
installation as determined by the engineer:
1.
UL 80; such tanks shall be listed and labeled.
2.
UL 142; such tanks shall be listed and labeled; or
3.
ASME Boiler and Pressure Vessel Code, Section VIII,
Division 1 or 2; such tanks shall be listed or
labeled; or
4.
Alternate tank design and construction standards
contained in Article D below.
FUEL STORAGE EQUIPMENT 15594 - 4
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DESIGN NO. _____
D.
Each tank shall be fabricated of Class "A" steel plates
made by the open hearth or basic oxygen process. The
plates shall be free from physical imperfections, such as
lamination, cracks, mill scale, etc. Steel must be new,
in good condition, and free from rust. Tanks shall be
welded throughout using double butt or double lap welds,
and shall conform to the requirements of Section
MC 1305.14.
E.
Welding for tanks shall be done by competent and American
Society of Mechanical Engineers (ASME) Certified welders
in a first-class manner. Lapped seams shall be not less
than 2" and shall be continuously welded inside and
outside. Nozzles for manholes and outlets for pipe
connections shall also be continuously welded inside and
outside.
F.
Openings: Provide openings shown on the Drawings, located
on top of shell of each tank. Size of opening for each
pipe connection shall be the size of pipe connected
except as otherwise shown. Each manhole opening shall
have a 3/8" thick or heavier steel cover plate with two
(2) 1/2" diameter steel lift handles welded to plate, and
shall be provided with 1/8" thick oil resistant ring
gasket, and all other items and accessories. Provide in
manhole cover plate a 3", half coupling with brass plug,
welded to a 3" I.P.S. hole in plate. Cover plate and
gasket shall be secured by 5/8" diameter brass bolts and
nuts as required. Couplings for pipe connections shall
be continuously welded inside and outside of tank and
plates. Tank openings shall be plugged until pipe
connections are made.
G.
Tank pressure. The tank shall be designed for the maximum
static head that will be imposed with the normal vent
piping filled with oil as per Section MC 1305.7.4.
H.
Ladder: From the manhole opening to the bottom of each
tank, provide a ladder having 3/8 x 2½" bar steel sides
not less than 16" apart and 3/4" diameter steel rod rungs
spaced on about 12" centers. Rungs shall go through the
sides and be welded in place. Ladder shall be fastened to
tank with angle clips, and all other items and
accessories.
I.
Paints and coatings used in the interior of building for
oil tanks shall not:
NYCSCA
FUEL STORAGE EQUIPMENT 15594 - 5
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NYCSCA
DESIGN NO. _____
1.
Exceed the VOC content limits established in the
Green Seal Standard GS-11 Paints, First Edition May
20, 1993.
2.
Exceed the VOC content limit of 259 g/L established
in the Green Seal Standard GC-03, Anti-Corrosive
Paints, Second Edition, January 7, 1997.
J.
Storage tanks shall be thoroughly cleaned and painted on
the outside at the factory with two coats of a heat
resistant primer type of paint, and with one coat of
black finish paint. The primer type of coating shall be
of different shades to facilitate inspection of the
painting. All damaged spots shall be touched up. (Refer
to Section 09900: Painting).
K.
Identification (per Section MC 1305.14.1.5): At the time
of installation, all storage tanks shall bear a
permanently-fixed plate, spot welded or equivalent,
bearing the name of the tank manufacturer, the gage of
the material, and capacity of the tank. Shop fabricated
storage tanks shall be installed without structural
alteration.
L.
Provide emergency vent connections as per DEC and UL
requirements for listed/labeled UL 80 tanks, UL 142 tanks
and tanks built according to ASME Pressure Vessel Code
Section VIII Division 1 or 2. Per Section MC 1305.8, fuel
oil tanks designed in accordance with Section MC 1305.14
(alternate tank design and construction standards for
oil-storage tanks other than those conforming to ASME
Boiler and Pressure Vessel Code, Section VIII, Division 1
or 2, UL 58, UL 80, UL 142, or UL 1316) shall not require
emergency relief vent piping. The use of a self-closing
manway cover, a manway cover provided with long bolts
that permit the cover to lift under internal pressure, or
other type emergency relief vent device, shall be
prohibited. Reference Section MC 1305.8.1.
M.
Provide platform and ladder to tank exterior to
accommodate access to manway cover. 3/8" x 2½" bar steel
sides not less than 16" apart and 3/4" diameter steel rod
rungs spaced on about 12" centers.
Rungs shall go
through the sides and be welded in place. Ladder shall be
fastened to tank with angle clips, and all other items
and accessories, as per OSHA requirements.
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2.02
3
NYCSCA
DESIGN NO. _____
OIL FILL AND VENT TERMINALS
A.
The fill opening shall be equipped with a tight metal
cover. See Article 3.02.A.5.
B.
Each fill port shall be permanently marked with the
American Petroleum Institute (API) symbol for #2 fuel
oil: Green (color), Hexagon (symbol). Each fuel oil tank
vent terminal shall be fitted with a hood. Fill terminal
and vent hood shall each be identified by an approved
permanent marking, with the tank number to which it is
connected.
C.
Spill Containment (for fill pipes serving tanks greater
than 660 gallons per Section MC 1305.6.6)
1.
In ground spill containment: Storage tank fill
lines shall terminate in a 5 gallon watertight
spill containment manhole. The spill Containment
manhole shall have hinged, locking waterproof
covers
that
eliminates
water
and
debris
infiltration; cast iron base easily threads onto
tank riser; cover actuated push drains opens when
the cover is closed and closes when the tank is
open; round access manhole mounts flush with
concrete grade to avoid plow damage and EBW test
plug. Spill Containment Manhole shall be EBW Inc
Model 705-445-01.
2.
Wall spill containment: Storage tank fill lines
shall terminate at the fill station in a wall type
spill container. The fill station shall have a
minimum of 3.5 gallon holding capacity for spills
and include: a door-seal, locking handle, NEMA 4
rated enclosure, Kamvalok "dry" disconnect fill
adapter and dust cover. The enclosure shall be
equipped with mounting couplings for 2" diameter
galvanized mounting pipes or the enclosure can be
surface mounted on the wall using mounting
brackets. Cabinet shall be 12 gauge carbon steel
and be equipped with 1/2" NPT drain connection.
The door shall match the cabinet construction and
be fully gasketed with a neoprene gasket. The door
shall mount to the cabinet with a full length
stainless steel piano hinge on one side and latch
with locking handle on the opposite side.
The
entire interior shall be prime coated and painted
with white enamel. Exterior shall be given two
coats of exterior latex paint color to match
adjacent exterior building finish.
FUEL STORAGE EQUIPMENT 15594 - 7
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DESIGN NO. _____
Provide with the spill containment fill station
Civacon (Kamvalok) 1700D SERIES (1771D-SSXXX) Dry
Disconnect Cam and Groove Quick Coupling and
Kamvalok dust cover manufactured by OPW Engineered
Systems. Both coupling devices shall be stainless
steel body and guide fins with Buna N seals. The
couplings shall be hydrostatically tested up to 200
psig for couplings up to 2", and 150 psig for
couplings up to 3".
Provide a redundant safety
check valve. Check valve shall be a swing type,
125 class and shall be mounted in the fill pipe as
close to the spill container as possible.
Spill Containment Fill station shall be Type 2-CS1
as manufactured by Preferred Utilities Mfg. or
Model SF-WALL-F as manufactured by Analytical &
Combustion Systems.
D.
Vent hood shall be of galvanized cast iron and shall have
a free area of not less than the vent pipe area.
E.
Overfill station: Provide near tank fill terminal an
overfill alarm and silencing station and caution sign
capable of monitoring each tank. The alarm station shall
have NEMA construction, as required by Code and contain
integral alarm bell, light for each tank and alarm
silencing pushbutton.
Overfill Alarm Station for the
tanks shall be activated by the tank level gauge. An
alarm signal from the tank gauge mounted high level
switch shall energize bell and light(s). If the fill
operator does not manually silence bell, in one minute it
will silence automatically. Light shall remain lit until
tank level drops below high level set point. Preferred
Model FA-AVXDE, (Caution Sign, Preferred Model FA-S);
Pneumercator Model No. LC100X ASC; OMNTEC Model
No. RAS-X.
F.
Provide anti-siphon valve (per Section MC 1301.4) at
highest points in Fuel Oil Suction line and spring loaded
lever gate valve, between suction oil valve and duplex
oil strainer.
8
2.03
TANK LEVEL GAUGES AND LEAK DETECTION
A.
NYCSCA
Provide microprocessor based tank gauging system for
central monitoring of fuel levels and leaks in all fuel
oil storage tanks and any sumps or containers at shaft
bases that contain oil risers per Section MC 1305.9.4 in
the project. The system shall include an indicating
instrument, level and leak detection sensors.
The
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DESIGN NO. _____
instrument shall have die-cast aluminum housing or NEMA
type enclosure. Provide a continuous digital indication
of tank contents directly in gallons, on-demand
indication of contents in inches, and English language
alarm displays, identifying each tank by a number. System
shall contain all calibration adjustments. Flush mounted
on the unit shall be an audible alarm and pushbuttons for
liquid depth, alarm silencing and data recall. The system
shall provide an output proportional to tank content in
gallons, tank number and automatically silenced overfill
alarm. Identify the tank that is in alarm condition. The
system shall be Factory Mutual or U.L. Listed.
B.
Leak detector locations for single wall, above ground
tanks and shaft bases: The system shall be capable of
distinguishing between water and/or hydrocarbons and
annunciating the specific alarm.
- within tank vault/containment area
- at any sumps or containers at the base of shafts
that contain oil risers per Section MC 1305.9.4
C.
Each system shall include the following:
Display Unit:
Preferred: TG-EL-D4A-E0-0-0
Pneumercator: TMS2000-21-81
OMNTEC: SCA-OEL8000II
Level Sensor: Preferred: TG-EL-WF-C
Pneumercator: Model MP-450
Pneumercator: Model MP-46xS-restricted
spaces)
OMNTEC: MTG-X
OMNTEC: MTG-F (restricted spaces)
Leak Detector: Preferred: HD-A2-C
Pneumercator: Model LS-600-LDBN
OMNTEC: LS-ASC
2
9
Connecting cable for level sensor and leak detector
Preferred: #21655, Pneumercator 3 #18 AWG or OMNTEC EC-4
or EC 12: Sensor Cable and OMNTEC EC-2: Probe Cable.
7
For projects that utilize pneumatic control system, the
electrical system shall receive general inputs from the
leak detector and provide indication of the required
alarm status. Refer to Electrical Section 16701:
Auxiliary Signal System.
For projects
System/Direct
NYCSCA
that utilize a
Digital Control,
Building Management
BMS/DDC, Temperature
FUEL STORAGE EQUIPMENT 15594 - 9
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DESIGN NO. _____
Controls Contractor (TCC) shall integrate overfill/underfill level and leak detection system into the BMS/DDC
system by providing control and monitoring points as
indicated in specification section 15985. Upon sensing a
leak or high or low fuel oil level, a general alarm shall
be initiated at the operator’s workstation. Temperature
Controls
Contractor
shall
integrate
the
fuel
leak/overfill/under-fill monitoring and alarm system
general trouble signal into the BMS/DDC system by
hardwiring digital input signal into the nearest
available LonWorks controller or providing a LonPoint
module. Per Section MC 1305.9.4, the Temperature Controls
Contractor shall shut down the oil transfer pumps upon a
detection of a leak at any sumps or containers at the
base of shafts that contain oil risers.
7
PART 3 – EXECUTION
3.01 INSTALLATION OF TANKS
Tanks shall be installed in accordance with the provisions of
Sections MC 1305.13.1 through MC 1305.13.4.
A.
Below ground: Tanks located below ground, inside or
13 outside of buildings, shall comply with the following
requirements:
1.
Containment: Fuel-oil tanks having a capacity of
more than 660 gallons shall be provided with
secondary containment intended to prevent any
leakage of fuel oil from the tank from entering the
environment. The capacity of the containment shall
equal or exceed the capacity of the tank served.
2.
Burial: Regardless of capacity, fuel-oil tanks
shall be buried with the top of the tank at least 2
feet below ground. Tanks shall be placed in firm
soil and shall be surrounded by clean sand or welltamped earth, free from ashes or other corrosive
substance, and free from stones that will not pass
a 1-inch mesh.
13
15 3.
4.
NYCSCA
Anchorage:
floating.
Anchor
fuel
oil
tanks
to
prevent
Distance to foundations: Regardless of capacity, no
fuel-oil tank shall be buried within 3 feet of any
foundation wall or footing.
FUEL STORAGE EQUIPMENT 15594 - 10
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DESIGN NO. _____
5.
B.
Above ground, on the lowest floor inside a building:
Tanks located above ground, on the lowest floor inside of
buildings, shall comply with the following requirements:
1.
16
2.
C.
Containment: Fuel-oil tanks having a capacity of
more than 660 gallons storage shall be provided
with secondary containment intended to capture any
leakage of fuel oil from the tank. The capacity of
the containment shall equal or exceed the capacity
of the tank served. For fuel storage, the capacity
shall include the portion of the tank up to the
height of the containment.
Special limitations near subways: Regardless of
capacity, fuel-oil tanks located within the outer
lines of the subway or within 20 feet of the
outside line of a subway wall shall be placed
within a welded steel oil tight pan of not less
than No. 18 Gage metal suitably reinforced and of
capacity to contain the contents of the tank. For
the purpose of the foregoing requirement, a subway
shall be deemed to include any subsurface railroad
or rapid transit roadbed.
Above ground, above the lowest floor inside a building:
Tanks located above ground, above the lowest floor inside
of
buildings,
shall
comply
with
the
following
requirements:
1.
NYCSCA
Special limitations near subways: Regardless of
capacity, no fuel-oil tank shall be placed within
20 feet of the outside line of a subway wall. For
the purpose of the foregoing requirement, a subway
shall be deemed to include any subsurface railroad
or rapid transit roadbed.
Per Section MC 1305.13.3.5, fuel-oil tanks, fueloil-burning equipment, and related equipment shall
be provided with secondary containment area
intended to capture any leakage of fuel oil. Floor
drains shall be prohibited in containment areas.
For tanks, the capacity of the containment area
shall equal or exceed 2 times the capacity of the
tank served. For fuel storage, the capacity shall
include the portion of the tank up to the height of
the containment. For fuel-oil-burning equipment the
capacity of the containment area shall equal or
exceed 1.5 times the fuel capacity of the
equipment.
FUEL STORAGE EQUIPMENT 15594 - 11
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D.
19
DESIGN NO. _____
2.
Per Section MC 1305.13.3.6, fuel-oil tanks shall be
filled by means of a transfer pump supplied from a
primary storage tank located on the lowest floor.
Refer to Sections 15510, 15590, 15592, 15593 and
Drawings.
3.
Per Section MC 1305.13.3.7, indicators and alarms
shall be provided for fuel oil tanks and rooms
containing fuel-oil-burning equipment, including a
level sensor for height and capacity of fuel oil,
high and low levels, and leak detection. The float
switch shall be provided within the containment
areas and shall be arranged so as to sound an alarm
and stop the transfer pump in case of failure of
the tank or the control in the tank.
These
indicators shall be connected to a local audible
alarm in the tank room and to a remote alarm
located at a supervising station (Refer to Section
16701 Auxiliary Signal Systems). The wiring shall
comply with the New York City Electrical Code.
Per Section MC 1305.13.4, tanks located above ground,
outside of buildings, shall comply with the following
requirements:
1.
NYCSCA
Containment. Regardless of capacity, each fuel-oil
storage tank shall be protected by an embankment or
dike. Such protection shall have a capacity at
least 1½ times the capacity of the tank so
surrounded (including the portion of the tank up to
the height of the containment) and shall be at
least 4 feet high, but in no case shall the
protection be higher than 1/4 the height of the
tank when the height of the tank exceeds 16 feet.
Embankments or dikes shall be made of earthwork
with clay core, of masonry, of reinforced concrete
or of steel. Earth work embankments shall be firmly
and compactly built of good earth free from stones,
vegetable matter, or other similar material, and
shall have a flat section of at least 3 feet (914
mm) at the top and a slope of at least 1½ (457 mm)
rise to 2 feet (610 mm) of run on all sides.
Concrete, masonry or steel dikes shall be designed
so as to contain safely all of the oil in the tank
so surrounded. Embankments or dikes shall be
continuous and unpierced, and the outside toe shall
be located at least 5 feet (1524 mm) inside of the
property line, and no less than 5 feet (1524 mm)
from a driveway or parking area.
FUEL STORAGE EQUIPMENT 15594 - 12
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DESIGN NO. _____
2.
Distances to buildings, lot lines, and other tanks:
Storage tanks of a capacity greater than 330
gallons shall be not less than 1¼ tank diameters
and in no case less than 10 feet from the tax lot
line, the nearest building or adjacent tank.
However, in no case shall the clearance between
individual tanks and the tax lot line be less than
the distance fixed by the following formula:
M.C. = 10 + 4[(G -275)/5000]
where:
M.C. = minimum clearance from nearest surface of
tank to tax lot line, in feet.
G = capacity of tank, in gallons.
3.
23
Means of egress. Tanks shall be located so as not
to obstruct or interfere with any means of egress.
3.02 FILL AND VENT PIPING
A.
NYCSCA
Fill piping: Fill piping shall
requirements of Section MC 1305.6.
comply
with
the
1.
Fill piping shall be a minimum of 2” in diameter or
3” for No. 6 fuel oil.
2.
Termination location: A fill pipe shall terminate
outside of a building at or above grade at a point
least 2 feet from any building opening and 5 feet
away from any subway grating at the same or lower
level. A fill pipe shall terminate in a manner
designed to minimize spilling when the filling hose
is disconnected. If facilities exist for an oil
delivery truck to drive onto the premises, the
fuel-oil terminal may be located elsewhere other
than the curb.
3.
Separate fill piping: Each storage tank shall be
provided with a separate fill pipe, except that
where a battery of tanks containing the same grade
of oil is installed, a common fill and header pipe
may be installed.
4.
Check valve: Where the top of the storage tank is
above the fill pipe terminal, the fill pipe shall
be connected to the top of the tank and provided
FUEL STORAGE EQUIPMENT 15594 - 13
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DESIGN NO. _____
with a shut-off valve and swing check valve, both
of which shall be located at the fill pipe
terminal. The shut-off valve and swing check valve
may be installed in an accessible location inside
the building at or below the level of the fill pipe
terminal.
B.
5.
Terminal opening: The fill opening shall be
equipped with a tight metal cover designed to
discourage tampering. All fill pipe terminals shall
be of an approved type and shall be provided with
lugs for embedding in concrete. In lieu of lugs, a
set screw or threads to fasten the terminal to the
fill pipe may be used. The outer flange of the fill
pipe terminal or the seal cap shall be permanently
marked: FUEL OIL. The fill pipe terminal shall be
threaded or provided with other equivalent means to
receive the seal cap. The seal cap shall be
suitably slotted for receiving an opening wrench,
and an oilproof gasket inserted in a groove in the
fill pipe terminal shall be provided so as to make
the seal cap leakproof. A strainer shall not be
required but if used, shall be of at least 1/8-inch
mesh. Where a storage system for volatile flammable
oil and a storage system for fuel oil are to be
used in the same premises, the terminal of the
fuel-oil pipe shall be provided with a left-handed
thread and the fill pipe fitting shall be of a
different size than that required for the fill
pipes to the tanks containing the volatile
flammable oil.
6.
Spill containment: For fill pipes serving tanks
greater
than
660
gallons,
an
approved
overflow/spill
containment
device
shall
be
provided.
Normal vent piping: Normal vent piping shall comply with
the requirements of Section MC 1305.7.
1.
20
NYCSCA
Normal vent sizes shall comply with the sizes
listed in
Section
MC Tables 1305.7(1) and
1305.7(2); provided, however, for tanks other than
those complying with the alternate tank design and
construction
standards
contained
in
Section
MC 1305.14, the normal vent shall not be smaller in
size than the supply pipe.
FUEL STORAGE EQUIPMENT 15594 - 14
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DESIGN NO. _____
2.
NYCSCA
Termination location: The location of the normal
vent pipe terminations shall comply with the
following:
a.
Liquid fuel normal vent pipes shall terminate
outside of buildings in a nonhazardous
location at a point not less than 2 feet
measured vertically or horizontally from any
building opening and not less than 2 feet nor
more than 12 feet above the fill pipe
terminal.
b.
If the normal vent pipe terminal is not
visible from the fill pipe terminal location,
a 1- inch tell-tale line shall be connected to
the tank and shall parallel the fill pipe and
terminate at the fill pipe terminal with an
unthreaded end. Such tell-tale lines shall be
provided with a check valve set to prevent
flow of surface water to the storage tank.
c.
Normal vent pipes shall terminate sufficiently
above the ground to avoid being obstructed
with snow or ice.
d.
Normal vent pipes from tanks containing
heaters shall be extended to a location where
oil vapors discharging from the normal vent
will be readily diffused.
3.
Termination caps: Outer ends of normal vent pipes
shall terminate in a weatherproof vent cap or
fitting or be provided with a weatherproof hood.
All normal vent caps shall have a minimum free open
area equal to the cross-sectional area of the
normal vent pipe and shall not employ screens finer
than No. 4 mesh.
4.
Multiple Tanks: A normal vent pipe shall be
provided for each storage tank. Normal vent piping
from multiple tanks of the same grade oil with not
more than 660 gallons aggregate capacity may be
combined. Where a battery of storage tanks
complying with the alternate tank design and
construction standards contained in MC 1305.14
designed to hold the same grade of oil with not
more than 660 gallons aggregate capacity is
installed, normal vent pipes may be run into a main
header.
FUEL STORAGE EQUIPMENT 15594 - 15
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C.
NYCSCA
DESIGN NO. _____
5.
Pitch: Normal vent pipes shall drain toward the
tank. The normal vent pipes shall have no sags or
traps where liquid can collect.
6.
Protection: Normal vent pipes shall be located so
that they are not subjected to physical damage.
7.
Cross-connection: Liquid fuel normal vent pipes
shall not be cross-connected with fill pipes, lines
from burners or overflow lines from auxiliary
tanks.
8.
Tanks above the lowest floor: For tanks installed
above the lowest floor including any rooftop tanks,
the normal vent shall be piped, in an approved
manner, into the vent or top of tank of the lowest
floor storage tank that supplies the fuel to such
tank. A tee is allowed from the normal vent to the
overflow piping thereby only requiring two pipes in
the riser shaft: supply and overflow piping.
Emergency relief vent piping for listed/labeled UL 80
tanks, UL 142 tanks and tanks built according to ASME
Pressure Vessel Code Section VIII Division 1 or 2: Each
primary tank, the interstitial space of a secondary
containment tank and each compartment of a compartment
tank complying with UL 142 shall be provided with
emergency relief venting. A tank’s emergency relief vent
piping and normal vent piping shall be combined. The
installation of the combined normal and emergency relief
vent shall be in accordance with Sections MC 1305.7 and
MC 1305.8.1 through MC 1305.8.4.
1.
Piping: The combination normal and emergency relief
venting shall be provided through an open vent pipe
connected directly, as applicable, to the primary
tank, interstitial space or compartment. The use of
a self-closing manway cover, a manway cover
provided with long bolts that permit the cover to
lift under internal pressure, or other type
emergency relief vent device, shall be prohibited.
2.
Termination: Combination normal and emergency
relief vent piping shall terminate outdoors (for
tanks on the lowest floor).
3.
Tanks above the lowest floor: For tanks installed
inside of buildings above the lowest floor, the
combination normal and emergency vent piping shall
FUEL STORAGE EQUIPMENT 15594 - 16
12/05/14
DESIGN NO. _____
be piped, in an approved manner, into the vent or
top of tank of the lowest floor storage tank that
supplies the fuel to such tank. A tee is allowed
from the combination normal/emergency vent to the
overflow piping thereby only requiring two pipes in
the riser shaft: supply and overflow piping.
4.
3.03
Capacity: The total relief venting capacity of the
combination normal and emergency relief venting
shall be in accordance with Section 4.2.5.2 of NFPA
30 and as indicated on the Construction documents.
SUPPLEMENTAL INSTALLATION
A.
Electric Work:
1.
Mechanical Contractor to provide at a minimum,
control wiring and all other items and accessories
to make system fully operational. Per Section
MC 1305.9.4, the Temperature Controls Contractor
shall shut down the oil transfer pumps upon a
detection of a leak at any sumps or containers at
the base of shafts that contain oil risers.
Equipment shall be provided with terminal boxes to
receive connecting conduits. The use of wire nuts
in lieu of terminal boxes for the splice
connections is prohibited. All electric work shall
conform to the requirements of the Bureau of
Electrical Control, and other authorities having
jurisdiction.
NYCSCA
2.
Electrical wiring is under Division 16. Electrical
Contractor to provide power wiring to leak
detection
system
and
all
other
items
and
accessories to make system fully operational.
3.
Conduit: Wiring shall run in conduit in accordance
with the NYC Electrical Code, except the wiring in
control cabinets, and where flexible connections
are necessary. Conduits shall be not less than 3/4"
standard weight galvanized steel conduit, large
enough
to
accommodate
the
wires
specified.
Flexible oil tight conduit (Sealtite) shall be U.L.
approved. No conduit shall be installed contact
with the boiler room floor.
4.
Conductors shall be copper of 98% conductivity, and
free of splints, flaws, or other defects. They
FUEL STORAGE EQUIPMENT 15594 - 17
12/05/14
DESIGN NO. _____
shall be in accordance with the NYC Electric Code,
and with Bulletin No. 8, 1963 of the Department of
Water Supply, Bureau of Electrical Control.
Conductors shall be delivered in their original
packages or reels, which shall be marked with the
manufacturer's
identification
and
date
of
manufacture. Conductors manufactured more than one
year prior to delivery at the job will not be
accepted.
5.
7
6
3.04
3
NYCSCA
Tanks outside of buildings shall be electrically
grounded in accordance with the New York City
Electrical Code.
B.
Paint the tank vault(s) or chamber(s) walls and floors
with an epoxy coat (oil resistant) as specified in
Section 09800: Special Coating. (Reference Article
2.01.E)
C.
Provide saddles and supports under the oil storage
tank(s) of materials and construction as shown on the
Drawings.
D.
The oil leak detector shall be located within the tank
vault/containment area and at any sumps or containers at
the base of shafts that contain oil risers. Any concrete
mounted sensor shall be positioned close to the low point
in the containment area inside a 6" x 6" x 2" min. well.
Any new slab of the containment shall slope toward the
well. The 6" x 6" x 2" min. well shall be sawcut out of
the slab if the existing slab is to remain. Vault sensor
unit shall interface with Electrical: Auxiliary Signal
System Section 16701. The leak sensors at any sumps or
containers at the base of shafts that contain oil risers
shall interface with the oil transfer pumps by shutting
them down upon the detection of a leak.
E.
Vent piping shall be no smaller than the fuel oil fill
piping. In no case shall the vent pipe be downsized to
the fill size.
F.
Provide anti-siphon or foot valve per Section MC 1301.4.
INSTALLATION OF THE SPILL CONTAINMENT(FOR FILL PIPES SERVING
TANKS GREATER THAN 660 GALLONS)
A.
The In Ground Spill Containment Manhole shall be set in a
concrete pad when the fill lines run to an outside grade
location.
FUEL STORAGE EQUIPMENT 15594 - 18
12/05/14
DESIGN NO. _____
B.
The Wall Spill Containment shall be used on fill lines
from fuel oil storage tanks when the lines run to an
outside wall. The Spill Container shall be field mounted
on two 2" diameter galvanized pipes which shall be
secured into a concrete pad or surface mounted and
secured to the outside wall using the mounting brackets.
The spill container fill box shall be mounted at
nominally 3 feet above grade so as to promote visibility
and ease of delivery.
Provide fill box drain with
shutoff valve to facilitate drainage with bucket. An
additional sign shall be mounted next to the fill station
to alert the oil deliverer of the location of the "Dry
Disconnect." The sign shall read: "The Dry Disconnect is
located in the Custodian's Office. Do not fill without
using Dry Disconnect."
3.05
FIELD QUALITY CONTROL/INTERDISCIPLINARY TESTS AND FUNCTIONAL
PERFORMANCE TESTS
A.
NYCSCA
Supervisory Personnel: Provide field service personnel in
the employ of the Fuel Storage Equipment and Control
System Manufacturer for such time as required to put
installed equipment into operation. Supervisory services
shall include the following:
1.
Training of Personnel.
2.
Start-Up Service and Functional Performance Testing
B.
Training of Personnel: Approved Leak Detection Alarm
System manufacturer's representatives shall instruct duly
authorized personnel in the operation and maintenance of
the systems. Provide a period of 1-day (8 hours per day),
not to include travel time for on-site instruction of
personnel. This time shall be exclusive of all pre-startup, start-up and service call time.
C.
Service: Provide the services of a competent field
service representative to furnish fuel leak detection
service to the facility. Service must be available within
48 hours from the time of notification.
D.
Oil Storage Tanks Test: Refer to Section 15992: Cleaning
and Testing. Tests shall be made in the presence of the
Authority (CID). In the event of leakage, tanks shall be
made tight and the test repeated.
E.
Test liquid-level gage systems for accuracy by manually
measuring fuel oil levels at different depths while
filling tank and checking against gage indication.
FUEL STORAGE EQUIPMENT 15594 - 19
12/05/14
DESIGN NO. _____
F.
Test leak-detection and monitoring systems for accuracy
by manually operating sensors and checking against alarm
panel indication.
G.
Repair any defects and retest as specified above.
H. All Interdisciplinary Tests and Functional Performance
Tests shall be made in the presence of the Authority
(CID).
I.
Interdisciplinary Pre-Start-Up and Start-Up Tests:
The Contractor shall conduct interdisciplinary pre-start
up and start up tests as per the manufacturer’s start up
procedures. Contractor shall submit signed start up
affidavit signed by the factory authorized service
representative indicating that all of the manufacturer’s
pre-start up and start up procedures have been
successfully completed.
J.
11
3.06
Functional Performance Tests:
Contractor
shall
also
submit
signed
functional
performance testing affidavit signed by the factory
authorized service representative indicating that all of
the manufacturer’s functional performance tests have been
successfully completed.
Refer to the Drawings and
Section 15985 since a BMS/DDC system is to be provided
and the equipment is to be integrated into the BMS/DDC
system.
COMMISIONING OF OIL STORAGE TANKS, OIL LEAK DETECTION
OVERFILL ALARM, AND FUEL LEVEL SYSTEM
A.
12
B.
HVAC Contractor shall comply with the Commissioning
Requirements of Contract Specification Section S01660 for
oil storage tanks, oil leak detection, overfill alarm,
and fuel level system.
All testing of the fuel oil piping system and hydrostatic
testing of the tank shall be tested prior to commencement
of the commissioning process.
END OF SECTION
BB:JV:RE:
12/05/14
NYCSCA
FUEL STORAGE EQUIPMENT 15594 - 20
12/05/14
DESIGN NO. _____
Notes to Specifier (Delete from Specification)
1.
Section 15503 is to be utilized if the project involves
construction of a New Building or Addition to building in
Seismic Design Category C or D. Section 15503 is also to be
utilized if project involves retrofit work in Existing
Buildings in Seismic Design Category C or D constructed after
LL17/1995 went into effect. Use Section 15504, Vibration
Isolation, (without seismic restraints) for retrofit work on
Existing Buildings constructed prior to the effective date of
LL17/1995 and for any buildings in Seismic Design Category B.
2.
The Preferred TG-EL-LF, OMNTEC MTG-X or Pneumercator: Model
MP-450-XXX is recommended for all tanks having adequate
clearance. In restricted areas, use Preferred TG-EL-WF (wire
float), OMNTEC MTG-F or Pneumercator: Model MP-461-XXX. The
Preferred TG-EL-WF float is connected via a flexible stainless
steel cable to a multi-turn take-up reel within the sensor
head. Preferred TG-EL-LF: Float Clearance: 0.63 x Tank I.D.
in inches + 8", Preferred TG-EL-WF: Float Clearance: 6¾"
radius around vertical centerline.
In restricted areas,
OMNTEC MTG-F or Pneumercator: Model MP-461-XXX (Flex Probe)
may be used. Consult with the OMNTEC or Pneumercator factory
to determine the minimum required clearance for MTG-F or MP461-XXX flex probe installation.
3.
Edit as required. Use the EBW 705-445-01 on a sidewalk or
floor mounted installation and the Preferred Type 2-CS1 or
Analytical & Combustion Systems Model SF-WALL-F where the fill
lines are located on an outside wall.
If necessary, the
Analytical & Combustion Systems Model SF-WALL-F can also be
field mounted on two 2" diameter galvanized pipes which shall
be secured into a concrete pad.
4.
HVAC Design Requirements No.6.2.19, Gas and oil
schematics must be utilized in Contract Drawings.
5.
The salvage of equipment scheduled to be removed is to be
addressed in the scoping/design phase of new projects. The
A/E of Record shall contact the NYC Department of Education
Central Repair Shops in order to determine whether there is
any interest in salvaging the components scheduled to be
removed.
Equipment designated to be salvaged shall be
specified by the A/E to be delivered by the Contractor to a
location designated by Shops. The specific equipment to be
salvaged and specific delivery location shall be precisely
detailed in the bid documents.
6.
Verify that the Contract Drawings indicate the correct pipe
sizes for all fuel oil fills and vents.
NYCSCA
piping
FUEL STORAGE EQUIPMENT 15594 - 21
12/05/14
DESIGN NO. _____
7.
Edit as required.
8.
Edit as required. X denotes the number of tanks.
9.
Delete the model number for the two tanks if the Drawings show
a single tank. Display Unit: Pneumercator model and OMNTEC
model is the same for both the single tank and the two tanks.
The OMNTEC OEL8000II can simultaneously monitor product
levels, water levels, temperatures and leaks for up to 8
tanks.
Level Sensor: Multi-Tank Display Unit Preferred Model TG-EL D5
can only use Level Sensor Model TG-EL-WF (not TG-EL-LF). Edit
as required.
Single-Tank Display Unit, Preferred Model TG-EL-D3 can use
Level Sensor Model TG-EL-LF or TG-EL-WF. Edit as required.
10.
Not used.
11.
Edit as required if no BMS/DDC network is to be provided.
12.
This paragraph is intended for projects that must comply with
the NYC Green Schools Rating System (generally all capacity
projects) and the following CIP projects:
a.
b.
HVAC upgrades (boiler replacements/ BMS/DDC Systems
DDC-only systems/ AC upgrades, etc)
Temperature Control systems
13.
Edit as required. UL 58 and 142 are for steel tanks, UL 1316
is for fiberglass, UL 80 is for oil burner fuel only. Directly
buried tanks require prior approval of the Authority and would
only be considered for special cases.
14.
Not used.
15.
If necessary to prevent floating, show anchoring details.
Edit as required.
16.
Architect to show details of concrete vault with epoxy coating
or alternate containment method.
17.
Not used.
18.
Designer shall verify that the Contract Drawings show the
required containment method (double walled tank, separate
rupture basin, epoxy applied to floor slab/walls etc.) for
spaces located above the lowest floor of a building.
NYCSCA
FUEL STORAGE EQUIPMENT 15594 - 22
12/05/14
DESIGN NO. _____
19.
Edit as required. If tanks are located above ground outside
of a building, show embankment or dike. Delete Article if not
applicable.
20.
Designer shall combine normal vent and emergency vent for
listed/labeled UL 80 tanks, UL 142 tanks and tanks built
according to ASME Pressure Vessel Code Section VIII Division 1
or 2 and shall show all vent diameters and run lengths on the
Drawings. The design of the combined normal and emergency
relief vent shall be in accordance with Sections MC 1305.7 and
MC 1305.8.1 through MC 1305.8.4. The total relief venting
capacity of the combination normal and emergency relief
venting shall be in accordance with Section 22.7.3 of NFPA 3008.
21.
Not used.
22.
Not used.
23.
Designer is to review the requirements of Local Law 100 of
2013. Fill piping that does not terminate in a watertight
terminal approved by the Department of Buildings, normal vent
piping and applicable emergency vent piping shall terminate at
least three feet above the design flood elevation specified in
ASCE 24 Table 7-1.
* * *
NYCSCA
FUEL STORAGE EQUIPMENT 15594 - 23
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DESIGN NO. _____
LIST OF SUBMITTALS
SUBMITTAL
DATE SUBMITTED
DATE APPROVED
Product Data:
______________
_____________
______________
_____________
Wiring Diagrams:
______________
_____________
Federal, NYC & NYS
Permits & Approvals:
______________
_____________
Tanks Affidavit:
______________
_____________
Certificates of Approvals:
______________
_____________
Manufacturer’s Guarantees:
______________
_____________
Charts/Sounding Device:
______________
_____________
Field Quality-Control
Test Reports:
______________
_____________
Maintenance Data:
______________
_____________
______________
____________
1. Manufacturers Product Data
2. Installation Instructions
Shop Drawings:
1. Assembly-type
2. Piping layout
3. Tanks
1. Maintenance Manual
Contractor’s Start-Up and
Demonstration Affidavit
* * *
NYCSCA
FUEL STORAGE EQUIPMENT 15594 - 24