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rolling_stock.shtml
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<!--#include FILE="header.html" -->
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<div id="content">
<h3>Rolling Stock Standards</h3>
<div class='featurebox_center'>
<OL TYPE=I>
<P><LI><B>GENERAL RULES</B></P>
<OL TYPE=A>
<P><LI>Equipment shall have clean wheels.</P>
<P><LI>Wheels must conform to NMRA Standards when checked
against a NMRA Mk III or IV Standards gauge.</P>
<P><LI>Couplers:</P>
<OL TYPE=1>
<P><LI>Shall be Kadee MKD type, mounted at Kadee's
specified height, plus or minus .010".</P>
<P><LI>Shall have freely working centering springs.</P>
<P><LI>Glad hands will clear a Kadee 205 coupler gauge and
operate correctly over a Kadee magnetic uncoupling ramp.</P>
<P><LI>Shall be free of flash.</P>
<P><LI>Working front couplers are optional on steam road
locomotives.</P>
</OL>
<P><LI>All equipment running at public shows must be lettered,
numbered and painted, or must represent unlettered or
unnumbered prototypes.</P>
</OL>
<P><LI><B>ROLLING STOCK</B></P>
<OL type=A>
<P><LI>All general rules (see above) apply to rolling stock.</P>
<P><LI>Weight</P>
<OL type=1>
<P><LI>Cars shall be weighted as per NMRA Recommended Practice #20.1 : </P>
<br><br>
<CENTER>
<TABLE BORDER>
<TR>
<TH>Length</TH>
<TH>Weight</TH>
<TH>Length</TH>
<TH>Weight</TH>
<TH>Length</TH>
<TH>Weight</TH>
<TH>Length</TH>
<TH>Weight</TH>
</TR>
<TR ALIGN=RIGHT>
<TD>20' -</TD>
<TD>2.4 OZ</TD>
<TD>40' -</TD>
<TD>3.8 OZ</TD>
<TD>60' -</TD>
<TD>5.2 OZ</TD>
<TD>80' -</TD>
<TD> 6.5 OZ</TD>
</TR>
<TR ALIGN=RIGHT>
<TD>25' -</TD>
<TD>2.7 OZ</TD>
<TD>45' -</TD>
<TD>4.1 OZ</TD>
<TD>65' -</TD>
<TD>5.5 OZ</TD>
<TD>85' -</TD>
<TD>6.8 OZ</TD>
</TR>
<TR ALIGN=RIGHT>
<TD>30' -</TD>
<TD>3.1 OZ</TD>
<TD>50' -</TD>
<TD>4.5 OZ</TD>
<TD>70' -</TD>
<TD>5.8 OZ</TD>
<TD>90' -</TD>
<TD>7.2 OZ</TD>
</TR>
<TR ALIGN=RIGHT>
<TD>35' -</TD>
<TD>3.4 OZ</TD>
<TD>55' -</TD>
<TD>4.8 OZ</TD>
<TD>75' -</TD>
<TD>6.2 OZ</TD>
<TD>- - - - </TD>
<TD>- - - - </TD>
</TR>
</TABLE>
</CENTER>
<CENTER>
<B>Rolling stock weights must be within 1/2 oz. of spec.</B>
</CENTER>
<BR>
<P><LI>Weights shall be firmly secured to the car.</P>
<P><LI>Unusual cars which cannot be weighted to standard
will, upon meeting all other standards, be allowed
to operate on the layout per rules II.B.3,4, & 5
following.</P>
<P><LI>Underweight rolling stock shall run at the rear of
the train. Overweight rolling stock shall run at
the head of the train.</P>
<P><LI>Overweight cars will have one air hose painted
white.</P>
<P><LI>Underweight cars will have one air hose painted
orange.</P>
</OL>
<P><LI>Other</P>
<OL TYPE=1>
<P><LI>Trucks must rotate freely, must be able to negotiate a
#4 switch without binding or derailment, and must have a
slight lateral rock.</P>
<P><LI>Rolling stock must be able to roll unassisted down a 3%
grade.</P>
<P><LI>The owner's color code markings shall be on the frame or
undercarriage of all rolling stock.</P>
</OL>
</OL>
<P><LI><B>MOTIVE POWER</B></P>
<OL TYPE=A>
<P><LI>All preceding rules, i.e. General Rules and
Rolling Stock, apply to motive power, except
that overweight powered or dummy locomotives are acceptable.</P>
<P><LI>All preceding rules, i.e. General Rules and
Rolling Stock, apply to tenders, except that
overweight tenders are acceptable.</P>
<P><LI>Motive power shall meet the NMRA Electrical standards.</P>
<P><LI>Motive power with 'Ernst' or any other gearing, producing
similar speeds, shall have both air hoses painted silver.</P>
</OL>
<P><LI><B>UNIT TRAINS</B></P>
<OL TYPE=A>
<P><LI>Unit trains, for the purpose of this standard, shall
be trains intended to be a permanent group. This
does not include general revenue freight cars.</P>
<P><LI>If a unit train cannot be made to conform to
standards, it can still be run on the main line, so
long as it can operate consistently on the main
line, and has Kadee couplers at the head and tail
ends which conform to standards.</P>
</OL>
<P><LI><B>CHECK-IN PROCEDURES</B></P>
<OL TYPE=A>
<P><LI>All rolling stock shall be checked in for club approval
by club members other than the owner.</P>
<P><LI>All rolling stock will be logged in on a standard club
form, which is retained by the equipment's owner.</P>
</OL>
</OL>
</div>
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