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10.2.12 Items of Works not Included in Contract Documents

(a) Officer/incharge & supervisor/incharge of the work shall ensure that no item
of work that is not included in the contract is carried out without the
sanction of the competent authority.

(b) Items of work not included in a contract may, if deemed expedient, be
executed under the contract at the rates mutually agreed on by the
contracting parties.

10.2.13 Modifications to Contract: In the event of any of the provisions of the
contract requiring to be modified after the contract documents have been
signed, the modifications shall be made in writing and signed by the Railway
and the contractor and no work shall proceed under such modifications until
this has been done. Any verbal or written arrangement abandoning modifying,
extending, reducing or supplementing the contract or any of the terms thereof
shall be deemed conditional and shall not be binding on the Railway unless
and until the same is incorporated in a formal instrument signed by the Railway
and the contractor, and till then the Railway shall have the right to repudiate
such arrangement.

10.2.14 Issue of Departmental Materials to Contractors: When so specified in the
contract, cables and other S&T materials shall be issued to contractor and
receipts obtained for the same, It shall be ensured that the Contractors takes
reasonable care of all materials made over to him and that on completion of
the works the unused balance of the same are handed over by him in good
order.

Section 3: Measurements and Measurement Books

10.3.1 Code References: The rules regarding the recording of measurements in
measurement books, care and custody of measurement books and the
preparation of contract bills are given at Para 1313 E. (Annexure 10-A1) of
Engineering code.

10.3.2 Measurement Books

(a) Each measurement book shall have;

(i) Instructions printed at the commencement.

(ii) An Index which should be posted up-to-date. A form of measurement
book is attached as Annexure: 10-A1.

(b) Measurement books shall be issued to the SSE/JE(Signal)/incharge of the
work, by the Sr Divisional Signal and Telecommunication Engineer/Dy
Chief Signal and Telecommunication Engineer as required, duly numbered
thus M. B. No ................ of yyyy. As few books shall be issued as can
conveniently meet the requirements.

(c) A register of measurement books shall be maintained by the Sr Divisional
Signal and Telecommunication Engineer/Dy Chief Signal and
Telecommunication Engineer where in the contents and the movement of
each measurement book shall be indicated.

Chapter 10: Contracts for Works Page 212 of 535