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(e) Where works are customarily executed through the agency of contractors,
each Divisional Office shall maintain the Schedule of Rates, issued under
the authority of the Principal Chief Signal and Telecommunication Engineer/
Chief Signal and Telecommunication Engineer (Construction). The Schedule
of Rates may be reviewed and revised by the Principal Chief Signal and
Telecommunication Engineer/Chief Signal and Telecommunication Engineer
(Construction) every five years or at shorter intervals as considered necessary.
No variation in the Schedule of Rates is permissible without the specific
authority of the Principal Chief Signal and Telecommunication Engineer/
Chief Signal and Telecommunication Engineer (Construction).

(f) Each Divisional Office shall maintain the Price Lists of Stores as issued by
the Stores Department.

(g) The Sr Divisional Signal and Telecommunication Engineer/Deputy Chief Signal
and Telecommunication Engineer/Divisional Signal and Telecommunication
Engineer incharge shall be in possession of copies of authorized Scheduled
of Rates and Price Lists of Stores and amendments advised to him from
time-to-time.

5.2.3 Reports Accompanying Estimates: The reports shall generally include the
following:

(a) A clear description of the work to be carried out and the object to be gained
by its execution together with such information as will enable the sanctioning
authority to appreciate the necessity for the work.

(b) Reasons for the adoption of the proposed lay out or design with special
reference to any variations from usual practice and its special feature, if any.

(c) When the Project is of a nature involving scientific points or other considerations
of special character such as a new Signaling or Telecommunication System
not tried out before, the reports shall contain a complete account of the basis
on which every part of it has been framed, the various considerations in
regard to Signaling and Telecommunication details, economy of construction,
utility of the practical working of the Project when carried out and the method
by which it is proposed to execute any portion of the work involving unusual
difficulties of construction, if any.

(d) In case of works of important nature like, Centralized Traffic Control, Automatic
Signaling, ATP and other Modern Technology, a complete account of the
various considerations in regard to engineering details, economy of construction
and utility of the Project shall be given. Any local considerations which may
affect the Project shall also be fully detailed.

Section 3: Surveys

5.3.1 Code Rules: General instructions for conducting surveys for Railway Projects
are contained in Chapter II of the Indian Railway Code for the Engineering
Department.

Chapter 5: Planning, Estimating & Survey Page 87 of 535