Page 224 - IRSEM_Main Book

(b) The proposal for sanction of the General Manager of a Government railway
under Para 9.4.1(a) shall be accompanied by:

(i) Such diagrams as may be necessary to give full particulars of the axle
loads, wheel spacing, length over buffers and other principal dimensions
of the rolling stock for which sanction is required;

(ii) The provisional speed certificate or final speed certificate, as the case
may be, issued by the Research, Design and Standards Organisation;

(iii) The sanction of the Central Government for introduction of the
locomotives or rolling stock or increase in sanctioned maximum speed of
existing locomotives or rolling stock under Para 9.4.1;

(iv) The calculations and stress sheets showing

 the conclusions arrived at;

 the external forces on which the stress calculations are based;

 the stresses which will be produced in the various bridges over
which the proposed rolling stock will run; and

 the effects which the said rolling stock will have on various structures
or tracks as compared with those caused by the rolling stock already
in use, or allowed by the existing Government orders:

Provided that the calculations and stress sheets under this clause
must show as to what allowance has boon made for any secondary
or deformation stresses in addition to the primary stresses caused
by external forces and what relief of stress, if any, has boon
included;

(v) The cost of modification to signaling and telecommunication installations
necessitated by the use, if any, of chopper or thyristor control systems;

(vi) An approximate estimate of the cost of such improvements in existing
structures or track as the use of the proposed rolling stock is likely to
render necessary on the concerned railway, whether immediately or in
the near future; and

(vii) A certificate on Form Annexure: 9-A6 signed by the Chief Engineer, the
Chief Mechanical Engineer and the Chief Electrical Engineer (for electric
stock) of the concerned railway in the following Performa, namely:

(c) The Certificate referred to in clause (vii) of Para 9.4.2(b) shall indicate

(i) Clearly that the speed certified does not exceed the limits laid down by
the Research, Designs and Standard Organisation; and

(ii) Specifically the maximum number of motive power units proposed to be
coupled together for multiple operation.

Chapter 9: Procedure for Commissioning of Signalling Installations Page 191 of 535