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When
do major irrigation problems commonly occur? During an important
member-guest golf event? During a professional or amateur
tournament at your course? How about anytime, anywhere?
Usually problems arise on the
hottest day of the year, or on a Sunday when you can't get the
parts needed to make a quick fix. Are you prepared for these
sudden emergencies?
You need to develop an emergency
plan and be ready to implement it instead of waiting for problems
to occur before deciding how to react. You could be playing
Russian roulette with your turf if you fail to prepare in advance.
Advance
planning minimizes the effects of your system's downtime and
limits loss.
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911 for turf
Your first and most obvious
step in developing an emergency plan is to produce the most
stress-resistant turf possible. A well-managed stand will be able
to tolerate and endure the potential of a prolonged, temporary
irrigation shutdown.
Next, develop an "isolation
valve-closure" plan. Make a copy of your irrigation map
(preferably an "as-built"), and highlight all the
isolation valves with a colored marker. The highlighted valves
will stand out and draw your attention. Give each valve an
addressed name such as "1A" or "10C." I have
used the particular hole where the valve is located as the first
character, and then for each valve at that hole, I've used
successive letters to further identify the valve. Once each valve
has been addressed, label it on the irrigation map. Make a list of
any valves that need to be closed.
If you are fortunate enough to
have many isolation valves, you should be able to isolate any
given hole from the rest of the golf course. This ideal situation
allows you to keep a problem area isolated while the rest of the
course is pressurized and operable.
We also created a cross-reference
valve list to explain exact locations for each valve. This process
has been an excellent training aid for new assistant
superintendents and technical staff.
Dennis
Petruzzelli advises superintendents to stock only commonly used
items and large fittings that may not be available in an
emergency. He says that even with limited space, it's possible to
maintain a decent and viable parts inventory.
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When you have completed labeling
the map, it can be laminated, along with the valve lists, and
rolled into a weatherproof, PVC map case to prevent damage. I have
two sets prepared and located in key areas: one outside my office
door and another at the pump house. The set outside my office is
convenient for any trained employee to retrieve at any time in
case an irrigation problem occurs.
Taking stock
Now that you have isolated
your irrigation problem, do you have the necessary parts inventory
to make the repair? You don't have to keep a warehouse of all
fittings and parts. Stock carefully and wisely. Only keep commonly
used items and large fittings such as service tees and repair
couplers, because these may not be easily found in your area when
you need them.
At GlenArbor, we are working from
a temporary office trailer, and it's imperative that we stock
wisely because of our minimal storage space. It's possible to keep
a decent and viable inventory of parts even with space
limitations. Also, be sure to replenish any used stock immediately
so you're always in a state of readiness to offset a problem when
one occurs.
At your pump station (if you have
one) be sure to stock all the various fuses your pump system uses.
Once again, only stock a few of each kind to get you out of a
potential jam. Replace any stock fuses immediately to avoid the
potential of another fuse failure occurring without any stock on
hand.
Petruzzelli
has kept GlenArbor GC in top condition for the past 11 years by
preparing in advance for emergency situations.
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If your golf course has sandy
and/or gravelly soil, have you considered a backup diesel pump to
temporarily operate the irrigation system in the event of a power
failure? I have such soils and have inherited a diesel pump that
was our only pump when I first arrived at the golf course 11 years
ago. The following year, the course underwent a major renovation,
which included a new electric pumping station. The old diesel
still worked, and we maintained it well, so we incorporated it
into the pump-system framework. The emergency backup pump is
always kept in a state of readiness and has been needed
occasionally because of power failures or pump station problems.
It's
also wise to stock all the various fuses used by your pump system.
Remember to replace any stock fuses immediately.
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Having a backup pump is your
insurance policy against any turf loss in the event of a temporary
electric problem. A sufficient diesel system pump system is
affordable and will give you piece of mind knowing it's there when
you need it. I recently priced a unit that can comfortably pump
500 gallons per minute at 120 psi for approximately $24,000.
Knowing that you can irrigate your course -- no matter what the
problem -- is reassuring. You may just use it once, but it might
pay for itself in a prolonged power outage or electrical pump
station problem.
Of course you always have a last
resort: your spraying equipment. When outfitted with a hose, this
equipment will, at the very least, water wilted and dry spots.
However, in a prolonged situation, it won't be possible to keep
the entire golf course irrigated.
At
GlenArbor, Petruzzelli keeps a diesel pump as a backup. He says
the pump is always kept in a state of readiness and has been
needed occasionally because of power failures or pump station
problems.
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Tool time
An irrigation toolbox should
be established with all the essential tools (both basic and
specialty) and small sprinkler parts commonly needed to keep the
irrigation system running smoothly. Our toolbox consists of the
following:
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combination screwdrivers |
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small-slotted and Phillips
screwdrivers |
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needle-nose pliers |
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adjustable pliers |
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vise-grip pliers |
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wire cutter |
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wire stripper |
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hammer |
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hacksaw |
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PVC pipe saw |
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Allen-key wrenches |
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adjustable wrenches |
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razor blades |
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spare satellite-controller
keys |
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multi-meter |
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specialty tools such as
snap-ring pliers |
I also like to keep a few
solenoids, fuses for our satellites, various o-rings for sprinkler
drive assemblies, a couple of sprinkler nozzles, electrical and
Teflon tape, some wire nuts and a pilot valve or two. In time,
customizing your toolbox for your specific needs is easy.
Dennis
Petruzzelli says the first step in preparing for an irrigation
emergency is to produce the most stress-resistant turf possible.
He has also developed an "isolation value-closure" plan,
stocked emergency repair parts, assembled an irrigation toolbox
and trained key personnel.
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Some other inexpensive items you
should consider having are a metal detector and a wire tracker.
These two devices are not expensive and will save you a lot of
time locating a buried quick-coupler valve, shut-off gate valve or
a control wire that doesn't work. Building your diagnostic arsenal
will reap quick dividends in immediately locating and connecting
problems before your turf begins to suffer.
Developing an irrigation plan in
advance can help save your turf and possibly your job. With
today's high demands for maintaining a quality-conditioned course,
you need to take every precaution to be prepared for an emergency.
Of course, implement sound management practices that will promote
healthy, strong, stress-tolerant turf. In addition, train key
staff members to handle emergencies, stock necessary repair parts,
assemble a tool kit and consider backup and contingency plans to
help you avoid serious problems. Your advanced planning and
preparation will minimize your irrigation system's downtime and
limit any turf loss.
Dennis Petruzzelli is CGCS at
GlenArbor Golf Club in Bedford Hills, N.Y., and a 20-year GCSAA
member. He presented this information at the Innovative
Superintendent Sessions at conference and show in New Orleans.
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