Standard Specifications for Steel Railway Bridges (Fixed Spans), 1922 (Classic Reprint)

Izb. After the contract has been awarded and before any materials are ordered the Contractor shall submit to the Engineer for approval duplicate blue prints of all stress sheets, and before any shop work is commenced he shall submit duplicate blue prints of shop details and erection diagrams and other drawings made by him. The Con tractor is not to make any alterations to any approved drawing without the authority of the Engineer. After approval the Contractor is to furnish the Railway Company with such additional prints of each drawing as may be required (usually four sets). On the completion of the Contract, the original tracings become the property of, and are to be delivered to the Railway Company.

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