3. Shimizu pemnits the City access to the Right of Way with or without workers, materials, machinery and equipment required to Carry out the City Works. 4. The City shall: accept sole responsibility and expense for: Carrying out the City Works; and regulating the flow of traffic within the Right of Way, by the City and members of the public, so that the traffic flow does not unreasonably interfere with Shimizu's right of access across the Dyke for the Purpose of Shimizu's Business as hereinafter defined; Carry out the City Works ina good and workerlike manner in order to Cause no unnecessary damage or disturbance to Shimizu, the Lands or any improvement on the Lands; clear away all rubbish and debris (except rubbish and debris placed on the Right of Way by Shimizu or its Servants oar agents) in order to leave the Right of Way ina reasonably neat ana Clean condition; keep the Right of Way clear of materials, machinery and equipment or other obstructions during that time or times when the City is not Carrying out the City Works; not obstruct or interfere with Shimizu's passage along Or access to the Lands, except as provided for in Paragraph 8 hereof;