Drawing Index

Deerfield & Roundabout Railway Track & Wheel Data
(Scroll down for drawing notes. Revision 09-12-2009)
drtrk36

Notes for drawing DRTRK36 (Revision 04-22-2009)

  1. Except as provided for by drawing DRTRK34, Notes 3(e) and 4(g), rail drilling for splice bars shall conform to dimensions designated in Table No. 1.
  2. Holes shall be produced using typical two flute twist drills.

Drawing DRTRK36   Table No. 1   Revision 09-12-2009   Dimensions in inches.

 
 
DIMENSION

DATA FOR
12 POUND
STEEL RAIL

DATA FOR
ONE INCH HIGH
ALUMINUM RAIL

 
 
NOTES

A

1.000 +/- 0.032

0.500 +/- 0.016

  

B

2.000 +/- 0.032

1.000 +/- 0.016

  

C

2.000 +/- 0.032

0.875 +0.125 -0.016

  

D

 0.891 +/-0.016

 0.418 +/-0.016

Center line of hole above base.

E

2.000 +/- 0.016

0.250 +/- 0.016

  

F

4.000 +/- 0.016

1.000 +/- 0.016

  

Hole diameter

0.625 +0.125 -0.000

0.125 +0.032 -0.000

  

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