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One Design
Class Rules |
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Henderson 30 Class Rules as amended Feb. 1, 2007
1. General
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1.1
1.2
1.3
1.4
1.5 |
The Henderson 30 is a one-design
class created to promote level racing in Henderson 30 Class Yachts.
These rules intended to preserve similarity and to insure equal performance
of all Henderson 30 yachts.
Except where specifically permitted, each yacht in the Henderson 30
Class shall be alike in hull, deck, spars, rudder, keel, weight and
sail plan.
Any considered alteration must be approved by the Class Measurer.
All items not specifically permitted by these rules are prohibited.
The Class Association has the authority to amend, change or add to
the rules to preserve the intention of 1.1 |
2. Administration
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2.1
2.2
2.3
2.4 |
International Authority (for future use)
Manufacture (for future use)
No yacht shall be deemed legal to sail in a Class Race unless the
owner and/or designated helms person are members of the Henderson
Class Association.
Dues for full Class Membership: |
3. Specifications
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3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
3.12
3.13
3.14
3.15
3.16 |
Each yacht in measurement condition shall
include hull, deck, keel, rudder assembly, tiller and extension, mast,
boom, bow-pole, standing rigging, halyards, main and jib sheets, runner
and backstay assemblies, mounted compass, CRO unit, outboard engine,
five (5) inches of fuel, but no more than six and one half (6 1/2)
inches of fuel, battery, boom vang assembly, dry bilges and factory
mounted hardware and gear. It is not necessary to carry the floor
boards while racing, nor is it necessary for them to be in the boat
to satisfy measurement conditions.
In the measurement condition the minimum weight of the yacht shall
not be less than 1807 kilos.
The adding of corrector weights to meet Class minimum weight shall
be located at the base of the molded mast pedestal.
A yacht shall only be measured by a person recognized by the Henderson
Class Association.
Battery location shall not be changed.
Hull, deck, keel and rudder shall not be altered. Only minor repair
and sanding may be effected without permission from the Class Association.
(for future use)
Keel and rudder in plan form shall be within 3mm of Class templates
Fore and aft keel and rudder locations shall not be changed from their
factory installed positions.
The keel shall not be shimmed in an effort to
raise or lower the keel from its factory installed location.
The carbon fiber mast approved for one-design racing shall conform
with the measurements of the original mast supplied by the manufacture.
The top spreader length shall not be less than 60.0 cm, and the lower
spreader length shall not be less than 81.8 cm.
Standing rigging may not be reduced in diameter and must be multi-strand
wire consisting of a headstay, (2) upper shrouds, (2) intermediate
shrouds and (2) lower shrouds.
Backstay, runners and check stays can be of any material. Backstay
and runners are mandatory for one-design racing. Check stays are optional.
Primary deck hardware positioned by the builder shall not be changed
in location. Primary hardware includes: stem plate, chain plates,
jib and genoa track locations, winches, main traveler, bow pole assembly
and VARA System.
The bow pole fully extended and positioned down centerline shall not
measure more than 189.0 cm.
The inclusion of corrector weights, sails, gear, and equipment as
included for and during measurement shall remain on the boat during
any Class sanctioned regatta. |
4. Sails
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4.1
4.2
4.3
4.4 |
There shall not be more than one mainsail,
three headsails and two spinnakers measured and on board during any
Class sanctioned event.
Sail shall be measured by a Class official.
There are no limitations or restrictions on the use of materials in
the construction of Class Legal sails.
(for future use) |
5. Mainsail
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5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9 |
The upper luff band shall not measure
more than 1177 cm above the boom.
The top of the lower band shall not be higher than 198.0 cm above
the fiberglass mast base pedestal.
The boom band shall not measure more than 437 cm. aft of the back
face of the mast.
The upper batten shall not be closer to the head of the sail as described
in the IMS sail measurement of mainsails. (pending
review)
The MGU shall not measure more than 205.7 cm.
The MGM shall not measure more than 323.7 cm.
The headboard, including the luff rope, shall not measure more than
21.7 cm.
The mainsail shall not have more tna five battens which will equally
divide the leech.
The mainsail shall have Class Insignia and sail numbers. |
6. Headsails
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6.1
6.2
6.3
6.4
6.5
6.6
6.7 |
the luffs of the Class genoa and Class
jib shall not measure more than 1155 cm.
The LP of the Class genoa shall not measure more than 521.2 cm.
The LP of the Class jibs shall not measure more than 327.7 cm.
The Class jib shall not have more than four battens which will equally
divide the leech.
Headboards and clew boards in any headsail is strictly prohibited.
Convex leeches are prohibited.
Headsails with LP larger than 135% shall have sail numbers. |
7. Spinnakers
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7.1
7.2
7.3
7.4
7.5
7.6 |
The Class spinnakers are asymmetric about
their centerlines.
Spinnaker cloth shall be of a woven material
The maximum spinnaker SL shall not be longer than 1493.5 cm.
The maximum spinnaker leech shall not be longer than 1280 cm.
The maximum spinnaker foot shall not be longer than 974 cm.
The maximum spinnaker SMW measured from mid-leech to luff shall not
be greater than 974 cm. |
8. On board required equipment while racing
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8.1
8.2 |
The "V" deck hatch shall be
installed while racing
An outboard engine weighting not less than 35 kgs. and installed in
the builder's CRO containment unit. |
9. Prohibitions while racing
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9.1
9.2
9.3
9.4
9.5 |
Hiking equipment or aids other than factory
supplied double life lines. The lower life lines shall not deflect
lower than 100 mm above the deck when firm pressure is applied to
the life line halfway between any two stanchions.
Quick throw devices for running or standing rigging.
Replacement of factory equipment not approved by Class specifications
(list pending)
The bow pole shall not be extended on the windward
leg in preparation for the setting of the spinnaker until the yacht
bow cross the projected line between the leeward and windward mark.
The bow pole must be retracted at the first
available opportunity after rounding the leeward mark. |
10. Crew Weight Limit
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| 10.1 |
For One Design racing
the total crew weight is not to exceed 1500 lbs. |
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Regatta
Info |
2007 Nationals
Lake Texoma
Oct 12,13,14
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